diff --git a/README.md b/README.md
index 8a5ddc75ef..6e1208defe 100644
--- a/README.md
+++ b/README.md
@@ -6,11 +6,12 @@ Package manager for Chrome OS
 Supported Systems
 -----------------
 
-|  Architecture  | Supported? |
-|:--------------:|:----------:|
-|     x86_64     |     Yes    |
-|      i686      |     Yes    |
-| arm (Exynos 5) |     Yes    |
+| Architecture | Supported? |
+|:---:|:---:|
+| x86_64 | Yes |
+| i686 | Yes |
+| armv7l | Yes |
+| aarch64 | Yes (use armv7l binaries) |
 
 Overview
 --------
diff --git a/crew b/crew
index bfab874e7b..15197824f7 100755
--- a/crew
+++ b/crew
@@ -2,18 +2,25 @@
 require 'find'
 require 'net/http'
 require 'uri'
-require 'digest/sha1'
+require 'digest/sha2'
 require 'json'
 require 'fileutils'
 
 @command = ARGV[0]
 @pkgName = ARGV[1]
 
+ARCH = `uname -m`.strip
+ARCH_LIB = if ARCH == 'x86_64' then 'lib64' else 'lib' end
+
 CREW_PREFIX = '/usr/local'
+CREW_LIB_PREFIX = CREW_PREFIX + '/' + ARCH_LIB
+
 CREW_LIB_PATH = CREW_PREFIX + '/lib/crew/'
 CREW_CONFIG_PATH = CREW_PREFIX + '/etc/crew/'
 CREW_BREW_DIR = CREW_PREFIX + '/tmp/crew/'
 CREW_DEST_DIR = CREW_BREW_DIR + 'dest'
+CREW_DEST_PREFIX = CREW_DEST_DIR + CREW_PREFIX
+CREW_DEST_LIB_PREFIX = CREW_DEST_DIR + CREW_LIB_PREFIX
 
 # Set CREW_NPROC from environment variable or `nproc`
 if ENV["CREW_NPROC"].to_s == ''
@@ -22,6 +29,12 @@ else
   CREW_NPROC = ENV["CREW_NPROC"]
 end
 
+# Set CREW_NOT_COMPRESS from environment variable
+CREW_NOT_COMPRESS = ENV["CREW_NOT_COMPRESS"]
+
+# Set CREW_NOT_STRIP from environment variable
+CREW_NOT_STRIP = ENV["CREW_NOT_STRIP"]
+
 # Set XZ_OPT environment variable for build command.
 # If CREW_XZ_OPT is defined, use it by default.  Use `-7e`, otherwise.
 if ENV["CREW_XZ_OPT"].to_s == ''
@@ -30,8 +43,6 @@ else
   ENV["XZ_OPT"] = ENV["CREW_XZ_OPT"]
 end
 
-ARCH = `uname -m`.strip
-
 $LOAD_PATH.unshift "#{CREW_LIB_PATH}lib"
 
 USER = `whoami`.chomp
@@ -118,8 +129,8 @@ end
 
 def print_package(pkgName, extra = false)
   search pkgName, true
-  Find.find(CREW_CONFIG_PATH + 'meta/') do |packageList|
-    print '(i) '.lightgreen if packageList == CREW_CONFIG_PATH + 'meta/' + pkgName + '.filelist'
+  print '(i) '.lightgreen if @device[:installed_packages].any? do |elem|
+    elem[:name] == pkgName
   end
   print @pkg.name
   print ": #{@pkg.description}" if @pkg.description
@@ -154,7 +165,7 @@ def search (pkgName, silent = false)
 end
 
 def regexp_search(pkgName)
-  results = Dir["#{CREW_LIB_PATH}packages/*.rb"] \
+  results = Dir["#{CREW_LIB_PATH}packages/*.rb"].sort \
 	  .select  { |f| File.basename(f, '.rb') =~ Regexp.new(pkgName, true) } \
 	  .collect { |f| File.basename(f, '.rb') } \
 	  .each    { |f| print_package(f, ARGV[2] == "extra") }
@@ -299,8 +310,25 @@ def upgrade
       puts "#{@pkg.name} is already up to date.".lightgreen
     end
   else
-    toBeUpdated = []
+    # Make a installed packages list belong to the dependency order
+    dependencies = []
     @device[:installed_packages].each do |package|
+      # skip package if it is dependent other packages previously checked
+      next if dependencies.include? package[:name]
+      # add package itself
+      dependencies = [ package[:name] ].concat(dependencies)
+      # expand depencencies and add it to the dependencies list
+      search package[:name], true
+      exp_dep = expand_dependencies
+      dependencies = exp_dep.concat(dependencies)
+    end
+    dependencies.uniq!
+
+    # Check version number of installed package and make a target list
+    toBeUpdated = []
+    dependencies.each do |dep|
+      package = @device[:installed_packages].find {|pkg| pkg[:name] == dep}
+      next unless package
       search package[:name], true
       if package[:version] != @pkg.version
         toBeUpdated.push(package[:name])
@@ -339,13 +367,14 @@ def download
   uri = URI.parse url
   filename = File.basename(uri.path)
   if source
-    sha1sum = @pkg.source_sha1
+    sha256sum = @pkg.source_sha256
   else
-    sha1sum = @pkg.binary_sha1[@device[:architecture]]
+    sha256sum = @pkg.binary_sha256[@device[:architecture]]
   end
   Dir.chdir CREW_BREW_DIR do
     system('wget', '--continue', '--no-check-certificate', url, '-O', filename)
-    abort 'Checksum mismatch. :/ Try again.'.lightred unless Digest::SHA1.hexdigest( File.read("./#{filename}") ) == sha1sum
+    abort 'Checksum mismatch. :/ Try again.'.lightred unless
+      Digest::SHA256.hexdigest( File.read("./#{filename}") ) == sha256sum
   end
   puts "Archive downloaded".lightgreen
   return {source: source, filename: filename}
@@ -395,26 +424,60 @@ def build_and_preconfigure (target_dir)
   end
 end
 
+def compress_doc (dir)
+  # check whether crew should compress
+  return if CREW_NOT_COMPRESS || !File.exist?("#{CREW_PREFIX}/bin/compressdoc")
+
+  if Dir.exist? dir
+    system "find #{dir} -type f ! -perm -200 | xargs -r chmod u+w"
+    system "compressdoc --gzip -9 #{dir}"
+  end
+end
+
 def prepare_package (destdir)
   Dir.chdir destdir do
-    #create directory list
+    # compress manual files
+    compress_doc "#{destdir}#{CREW_PREFIX}/man"
+    compress_doc "#{destdir}#{CREW_PREFIX}/info"
+    compress_doc "#{destdir}#{CREW_PREFIX}/share/man"
+    compress_doc "#{destdir}#{CREW_PREFIX}/share/info"
+
+    # create directory list
     system "find . -type f > ../filelist"
     system "find . -type l >> ../filelist"
     system "cut -c2- ../filelist > filelist"
-    #create file list
+
+    # create file list
     system "find . -type d > ../dlist"
     system "cut -c2- ../dlist > dlistcut"
     system "tail -n +2 dlistcut > dlist"
-    #remove temporary files
+
+    # remove temporary files
     system "rm dlistcut ../dlist ../filelist"
   end
 end
 
+def strip_find_files (find_cmd, strip_option = "")
+  # check whether crew should strip
+  return if CREW_NOT_STRIP || !File.exist?("#{CREW_PREFIX}/bin/strip")
+
+  # run find_cmd and strip only ar or ELF files
+  system "#{find_cmd} | xargs -r chmod u+w"
+  system "#{find_cmd} | xargs -r sh -c 'for i in \"$0\" \"$@\"; do case \"$(head -c 4 $i)\" in ?ELF|\!?ar) echo \"$i\";; esac ; done' | xargs -r strip #{strip_option}"
+end
+
 def install_package (pkgdir)
   Dir.chdir pkgdir do
     FileUtils.mv 'dlist', CREW_CONFIG_PATH + "meta/#{@pkg.name}.directorylist"
     FileUtils.mv 'filelist', CREW_CONFIG_PATH + "meta/#{@pkg.name}.filelist"
 
+    # Strip libraries with -S
+    strip_find_files "find . -type f -name 'lib*.a' -print", "-S"
+    strip_find_files "find . -type f -name 'lib*.so*' -print", "-S"
+
+    # Strip binaries but not compressed archives
+    strip_find_files "find . -type f ! -iname '*\.bz2' ! -iname '*\.gz' ! -iname '*\.lha' ! -iname '*\.rar' ! -iname '*\.tar' ! -iname '*\.tgz' ! -iname '*\.xz' ! -iname '*\.zip' -perm /111 -print | sed -e '/lib.*\.a$/d' -e '/lib.*\.so/d'"
+
     system "tar cf - ./usr/* | (cd /; tar xp --keep-directory-symlink -f -)"
   end
 end
@@ -443,12 +506,9 @@ end
 def expand_dependencies
   @dependencies = []
 
-  # check source packages existance
-  @source_package = 0
-
   def push_dependencies
     if @pkg.is_binary?(@device[:architecture]) ||
-       (!@pkg.in_upgrade && @device[:installed_packages].any? { |pkg| pkg[:name] == @pkg.name })
+       (!@pkg.in_upgrade && !@pkg.build_from_source && @device[:installed_packages].any? { |pkg| pkg[:name] == @pkg.name })
       # retrieve name of dependencies that doesn't contain :build tag
       check_deps = @pkg.dependencies.select {|k, v| !v.include?(:build)}.map {|k, v| k}
     elsif @pkg.is_fake?
@@ -457,8 +517,6 @@ def expand_dependencies
     else
       # retrieve name of all dependencies
       check_deps = @pkg.dependencies.map {|k, v| k}
-      # count the number of source packages to add buildessential into dependencies later
-      @source_package += 1
     end
 
     # remove a dependent package which is equal to the target
@@ -476,12 +534,6 @@ def expand_dependencies
 
   push_dependencies
 
-  # Add buildessential's dependencies if any of dependent
-  # packages are made from source
-  if @source_package > 0
-    search 'buildessential', true
-    push_dependencies
-  end
   @dependencies.uniq
 end
 
@@ -624,7 +676,7 @@ def archive_package (pwd)
     system "tar cJf #{pwd}/#{pkg_name} *"
   end
   Dir.chdir pwd do
-    system "sha1sum #{pkg_name} > #{pkg_name}.sha1"
+    system "sha256sum #{pkg_name} > #{pkg_name}.sha256"
   end
   puts "#{pkg_name} is built!".lightgreen
 end
diff --git a/install.sh b/install.sh
index eb0d20aab3..2e297d1d3b 100755
--- a/install.sh
+++ b/install.sh
@@ -39,36 +39,36 @@ urls=()
 sha256s=()
 case "$architecture" in
 "aarch64")
-  urls+=('https://dl.dropboxusercontent.com/s/02afb4qm4ugl0os/ruby-2.0.0p247-chromeos-armv7l.tar.xz')
-  sha256s+=('de01196461edd57bb39288e7b9dee1ee3cdc605e4e8be6b8871ba47dbe1ca972')
-  urls+=('https://dl.dropboxusercontent.com/s/lnz5hmjv48d14f2/git-1.8.4-chromeos-armv7l.tar.xz')
-  sha256s+=('f6f7d2500a41419937944af464494dd0ab95b15877ee630a4c13dd0abb37b02d')
-  urls+=('https://dl.dropboxusercontent.com/s/fq23kj42gsifcvi/libssh2-1.4.3-chromeos-armv7l.tar.xz')
-  sha256s+=('c1b8b09dfae6ab82ec6c961120c38e78ee50ecf902800f8257d0916e18db0b69')
+  urls+=('https://github.com/jam7/chrome-cross/releases/download/v1.8/ruby-2.4.1-chromeos-armv7l.tar.xz')
+  sha256s+=('6c0ef23447d4591739dc00fa9b021a4d83291acbc37330e659d257efed474caf')
+  urls+=('https://github.com/jam7/chrome-cross/releases/download/v1.8/git-2.13.0-chromeos-armv7l.tar.xz')
+  sha256s+=('d66cedbf908e39275db149407fe631f497ee82bf3ae3ea433b1e8c31c40a6c25')
+  urls+=('https://github.com/jam7/chrome-cross/releases/download/v1.8/libssh2-1.8.0-chromeos-armv7l.tar.xz')
+  sha256s+=('94662756e545c73d76c37b2b83dd9852ebe71f4a17fc80d85db0fbaef72d4ca3')
   ;;
 "armv7l")
-  urls+=('https://dl.dropboxusercontent.com/s/02afb4qm4ugl0os/ruby-2.0.0p247-chromeos-armv7l.tar.xz')
-  sha256s+=('de01196461edd57bb39288e7b9dee1ee3cdc605e4e8be6b8871ba47dbe1ca972')
-  urls+=('https://dl.dropboxusercontent.com/s/lnz5hmjv48d14f2/git-1.8.4-chromeos-armv7l.tar.xz')
-  sha256s+=('f6f7d2500a41419937944af464494dd0ab95b15877ee630a4c13dd0abb37b02d')
-  urls+=('https://dl.dropboxusercontent.com/s/fq23kj42gsifcvi/libssh2-1.4.3-chromeos-armv7l.tar.xz')
-  sha256s+=('c1b8b09dfae6ab82ec6c961120c38e78ee50ecf902800f8257d0916e18db0b69')
+  urls+=('https://github.com/jam7/chrome-cross/releases/download/v1.8/ruby-2.4.1-chromeos-armv7l.tar.xz')
+  sha256s+=('6c0ef23447d4591739dc00fa9b021a4d83291acbc37330e659d257efed474caf')
+  urls+=('https://github.com/jam7/chrome-cross/releases/download/v1.8/git-2.13.0-chromeos-armv7l.tar.xz')
+  sha256s+=('d66cedbf908e39275db149407fe631f497ee82bf3ae3ea433b1e8c31c40a6c25')
+  urls+=('https://github.com/jam7/chrome-cross/releases/download/v1.8/libssh2-1.8.0-chromeos-armv7l.tar.xz')
+  sha256s+=('94662756e545c73d76c37b2b83dd9852ebe71f4a17fc80d85db0fbaef72d4ca3')
   ;;
 "i686")
-  urls+=('https://dl.dropboxusercontent.com/s/tufbuqcn80ubypx/ruby-2.0.0p247-chromeos-i686.tar.gz')
-  sha256s+=('e16b0925f21c8651f780fa0be721ba04546bb70017d6da2a84fad83e4ff4ebe2')
-  urls+=('https://dl.dropboxusercontent.com/s/g3binxopw5nfky1/git-1.8.4-chromeos-i686.tar.gz')
-  sha256s+=('ef561d3b0d498b847327a90ff8c9d75daa0ae04adb83a71f22bffdbb575f6097')
-  urls+=('https://dl.dropboxusercontent.com/s/zjnild1c2i10h53/libssh2-1.4.3-chromeos-i686.tar.gz')
-  sha256s+=('195aef637b35166eef4c7634b133d945536fb5d3fda2c1acac99a2b74ddcc580')
+  urls+=('https://github.com/jam7/chrome-cross/releases/download/v1.8/ruby-2.4.1-chromeos-i686.tar.xz')
+  sha256s+=('851a40ca3860eadfe21a1b77422f8769497a73fd1f275d370e3874948ddb64bd')
+  urls+=('https://github.com/jam7/chrome-cross/releases/download/v1.8/git-2.13.0-chromeos-i686.tar.xz')
+  sha256s+=('922142616e26a25551a206e1681c20c23da43eb7b83a63cfafca9297f260f987')
+  urls+=('https://github.com/jam7/chrome-cross/releases/download/v1.8/libssh2-1.8.0-chromeos-i686.tar.xz')
+  sha256s+=('7d6086f80abd3905a82bd34ffd2b811658c1eaf9ac0e63ad73df39d4ce7c3d9d')
   ;;
 "x86_64")
-  urls+=('https://dl.dropboxusercontent.com/s/3dw5ue5vhf5nj8k/ruby-2.0.0-p247-chromeos1-chromeos-x86_64.tar.gz')
-  sha256s+=('77bd45734f460737e14d58cc73f5b9e16d22daa05eac704115047c0d8f9b5d44')
-  urls+=('https://dl.dropboxusercontent.com/s/i7vs9wfk94tsrzt/git-1.8.4-chromeos-x86_64.tar.gz')
-  sha256s+=('2938d817d1a66c94c03c886eb9cc9b2deb4f96cad6f46be82729caee46cb0197')
-  urls+=('https://dl.dropboxusercontent.com/s/frzkbbnf35ie6ns/libssh2-1.4.3-chromeos-x86_64.tar.gz')
-  sha256s+=('eaf7c34b7f694a0df2fc80ddea117997428e0f364f2729ef943ca81572dfcd6c')
+  urls+=('https://github.com/jam7/chrome-cross/releases/download/v1.8/ruby-2.4.1-chromeos-x86_64.tar.xz')
+  sha256s+=('fb15f0d6b8d02acf525ae5efe59fc7b9bc19908123c47d39559bc6e86fe1d655')
+  urls+=('https://github.com/jam7/chrome-cross/releases/download/v1.8/git-2.13.0-chromeos-x86_64.tar.xz')
+  sha256s+=('0f9d9b57a5f2bfd5e20cc2dcf4682993734d40f4db3879e60ea57e7b0fb23989')
+  urls+=('https://github.com/jam7/chrome-cross/releases/download/v1.8/libssh2-1.8.0-chromeos-x86_64.tar.xz')
+  sha256s+=('a5ebeb68c8e04e6587621a09cc43d0a3d7baf0cdb4dd945fd22253a6e0a11846')
   ;;
 esac
 
@@ -86,7 +86,7 @@ function download_check () {
     case $? in
     0) ;;
     *)
-      echo 'Verification failed, something may be wrong with the $1 download.'
+      echo "Verification failed, something may be wrong with the $1 download."
       exit 1;;
     esac
 }
diff --git a/lib/package.rb b/lib/package.rb
index 4db43eeb13..65c8d65b0a 100644
--- a/lib/package.rb
+++ b/lib/package.rb
@@ -1,7 +1,7 @@
 require 'package_helpers'
 
 class Package
-  property :description, :homepage, :version, :binary_url, :binary_sha1, :source_url, :source_sha1, :is_fake
+  property :description, :homepage, :version, :binary_url, :binary_sha1, :binary_sha256, :source_url, :source_sha1, :source_sha256, :is_fake
 
   class << self
     attr_reader :is_fake
@@ -9,8 +9,6 @@ class Package
     attr_accessor :in_upgrade
   end
 
-  @@debug_symbol = ENV['CREW_DEBUG_SYMBOL'] || false
-
   def self.dependencies
     # We need instance variable in derived class, so not define it here,
     # base class.  Instead of define it, we initialize it in a function
diff --git a/packages/a2png.rb b/packages/a2png.rb
index f56fa1580b..262bfceceb 100644
--- a/packages/a2png.rb
+++ b/packages/a2png.rb
@@ -1,19 +1,19 @@
-require "package"
+require 'package'
 
 class A2png < Package
   description 'Converts plain ASCII text into PNG bitmap images.'
   homepage 'https://sourceforge.net/projects/a2png/'
-  version "0.1.5"
-  source_url "https://sourceforge.net/projects/a2png/files/a2png/0.1.5/a2png-0.1.5.tar.bz2"
-  source_sha1 "07c093920f2e520b2b7b77417021cdff0e92a4ed"
+  version '0.1.5'
+  source_url 'https://sourceforge.net/projects/a2png/files/a2png/0.1.5/a2png-0.1.5.tar.bz2'
+  source_sha256 'd3ae1c771f5180d93f35cded76d9bb4c4cc2023dbe65613e78add3eeb43f736b'
 
   depends_on 'cairo'
 
   def self.build
-    system "./configure --enable-cairo \
+    system './configure --enable-cairo \
             --with-cairo-lib=/usr/local/lib \
-            --with-cairo-include=/usr/local/include/cairo"
-    system "make"
+            --with-cairo-include=/usr/local/include/cairo'
+    system 'make'
   end
 
   def self.install
diff --git a/packages/a2ps.rb b/packages/a2ps.rb
index 954579ddd7..5e28191373 100644
--- a/packages/a2ps.rb
+++ b/packages/a2ps.rb
@@ -1,18 +1,18 @@
-require "package"
+require 'package'
 
 class A2ps < Package
   description 'GNU a2ps is an Any to PostScript filter.'
   homepage 'http://www.gnu.org/software/a2ps/'
-  version "4.14"
-  source_url "http://ftp.gnu.org/gnu/a2ps/a2ps-4.14.tar.gz"
-  source_sha1 "365abbbe4b7128bf70dad16d06e23c5701874852"
+  version '4.14'
+  source_url 'http://ftp.gnu.org/gnu/a2ps/a2ps-4.14.tar.gz'
+  source_sha256 'f3ae8d3d4564a41b6e2a21f237d2f2b104f48108591e8b83497500182a3ab3a4'
 
-  depends_on "gperf"
-  depends_on "filecmd"
+  depends_on 'gperf'
+  depends_on 'filecmd'
 
   def self.build
-    system "./configure"
-    system "make"
+    system './configure'
+    system 'make'
   end
 
   def self.install
diff --git a/packages/acl.rb b/packages/acl.rb
index 33758b7553..20e61948a7 100644
--- a/packages/acl.rb
+++ b/packages/acl.rb
@@ -5,13 +5,13 @@ class Acl < Package
   homepage 'http://savannah.nongnu.org/projects/acl'
   version '2.2.52'
   source_url 'http://download.savannah.gnu.org/releases/acl/acl-2.2.52.src.tar.gz'
-  source_sha1 '537dddc0ee7b6aa67960a3de2d36f1e2ff2059d9'
+  source_sha256 '179074bb0580c06c4b4137be4c5a92a701583277967acdb5546043c7874e0d23'
 
-  depends_on "attr"
+  depends_on 'attr'
 
   def self.build
-    system "./configure --prefix=/usr/local --libexecdir=/usr/local/lib --disable-static"
-    system "make"
+    system './configure --prefix=/usr/local --libexecdir=/usr/local/lib --disable-static'
+    system 'make'
   end
 
   def self.install
diff --git a/packages/ag.rb b/packages/ag.rb
new file mode 100644
index 0000000000..2262d9a94a
--- /dev/null
+++ b/packages/ag.rb
@@ -0,0 +1,26 @@
+require 'package'
+
+class Ag < Package
+  description 'The Silver Searcher. Very fast search similar to ack or grep. (ag)'
+  homepage 'https://github.com/ggreer/the_silver_searcher'
+  version '2.0.0'
+  source_url 'https://github.com/ggreer/the_silver_searcher/archive/2.0.0.tar.gz'
+  source_sha256 'ff7243863f22ed73eeab6f7a6d17cfff585a7eaa41d5ab3ae4f5d6db97701d5f'
+
+  depends_on "autoconf"
+  depends_on "automake"
+  depends_on "pkgconfig"
+  depends_on "pcre"
+  depends_on "xzutils"
+
+  def self.build
+    system "autoreconf", "-fiv"
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" # the steps required to install the package
+  end
+
+end
diff --git a/packages/aircrack_ng.rb b/packages/aircrack_ng.rb
index 30c02c3b71..0b208d6201 100644
--- a/packages/aircrack_ng.rb
+++ b/packages/aircrack_ng.rb
@@ -3,9 +3,9 @@ require 'package'
 class Aircrack_ng < Package
   description 'Key cracker for the 802.11 WEP and WPA-PSK protocols.'
   homepage 'https://www.aircrack-ng.org'
-  version '1.2-rc4'
+  version '1.2-rc4-1'
   source_url 'http://download.aircrack-ng.org/aircrack-ng-1.2-rc4.tar.gz'
-  source_sha1 '2b2fbe50fedb606b3bd96a34d49f07760e8e618a'
+  source_sha256 'd93ac16aade5b4d37ab8cdf6ce4b855835096ccf83deb65ffdeff6d666eaff36'
 
   depends_on "buildessential" => :build
   depends_on "bison" => :build
@@ -16,9 +16,8 @@ class Aircrack_ng < Package
   depends_on "rfkill"
 
   def self.build
-    system "make",
-      "sqlite=true",
-      "experimental=true"
+    # Need to specify TMPDIR to run automatic configuration tool correctly
+    system "TMPDIR=/usr/local/tmp make sqlite=true experimental=true"
   end
 
   def self.install
diff --git a/packages/antiword.rb b/packages/antiword.rb
index 0a8869918f..db2079bf6e 100644
--- a/packages/antiword.rb
+++ b/packages/antiword.rb
@@ -3,28 +3,28 @@ require 'package'
 class Antiword < Package
   description 'Antiword is a free MS Word reader for Linux and RISC OS.'
   homepage 'http://www.winfield.demon.nl/'
-  version '0.37'
+  version '0.37-1'
   source_url 'http://www.winfield.demon.nl/linux/antiword-0.37.tar.gz'
-  source_sha1 '4364f7f99cb2d37f7d1d5bc14a335ccc0c67292e'
+  source_sha256 '8e2c000fcbc6d641b0e6ff95e13c846da3ff31097801e86702124a206888f5ac'
 
   def self.build
     system 'make'
   end
 
   def self.install
-    system "sed -i 's,GLOBAL_RESOURCES_DIR = /usr/share/antiword,GLOBAL_RESOURCES_DIR = /usr/local/antiword,' Makefile.Linux"
+    system "sed -i 's,GLOBAL_RESOURCES_DIR = /usr/share/antiword,GLOBAL_RESOURCES_DIR = /usr/local/share/antiword,' Makefile.Linux"
     system "sed -i 's,/share/,/,g' antiword.h"
-    system "sed -i 's,/usr/antiword,/usr/local/antiword,g' antiword.h"
-    system "sed -i 's,/usr/share/antiword,/usr/local/antiword,' Docs/antiword.1"
-    system "mkdir /home/$(whoami)/user/.antiword"
-    system "mkdir -p #{CREW_DEST_DIR}/home/$(whoami)/user/.antiword"
-    system "mkdir -p #{CREW_DEST_DIR}/usr/local/antiword"
+    system "sed -i 's,/usr/antiword,/usr/local/share/antiword,g' antiword.h"
+    system "sed -i 's,/usr/share/antiword,/usr/local/share/antiword,' Docs/antiword.1"
+    system "mkdir /home/#{USER}/user/.antiword"
+    system "mkdir -p #{CREW_DEST_DIR}/home/#{USER}/user/.antiword"
     system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
     system "mkdir -p #{CREW_DEST_DIR}/usr/local/man/man1"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/share/antiword"
     system "cp antiword #{CREW_DEST_DIR}/usr/local/bin"
     system "cp Docs/antiword.1 #{CREW_DEST_DIR}/usr/local/man/man1"
-    system "cp Resources/* #{CREW_DEST_DIR}/usr/local/antiword"
-    system "cp Resources/UTF-8.txt /home/$(whoami)/user/.antiword"
-    system "cp Resources/UTF-8.txt #{CREW_DEST_DIR}/home/$(whoami)/user/.antiword"
+    system "cp Resources/* #{CREW_DEST_DIR}/usr/local/share/antiword"
+    system "cp Resources/UTF-8.txt /home/#{USER}/user/.antiword"
+    system "cp Resources/UTF-8.txt #{CREW_DEST_DIR}/home/#{USER}/user/.antiword"
   end
 end
diff --git a/packages/applewmproto.rb b/packages/applewmproto.rb
new file mode 100644
index 0000000000..e579a95b49
--- /dev/null
+++ b/packages/applewmproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Applewmproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '1.4.2'
+  source_url 'https://www.x.org/archive/individual/proto/applewmproto-1.4.2.tar.gz'
+  source_sha256 'ff8ac07d263a23357af2d6ff0cca3c1d56b043ddf7797a5a92ec624f4704df2e'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/apr.rb b/packages/apr.rb
index 8d794caf56..649513a68b 100644
--- a/packages/apr.rb
+++ b/packages/apr.rb
@@ -3,9 +3,9 @@ require 'package'
 class Apr < Package
   description 'The mission of the Apache Portable Runtime (APR) project is to create and maintain software libraries that provide a predictable and consistent interface to underlying platform-specific implementations.  APR is the base portability library.'
   homepage 'http://apr.apache.org/'
-  version '1.5.2'
-  source_url 'http://apache.claz.org/apr/apr-1.5.2.tar.bz2'
-  source_sha1 '6d757fcf7c687fc300c1066076f2e8380ff8cbc0'
+  version '1.6.2'
+  source_url 'http://apache.claz.org/apr/apr-1.6.2.tar.bz2'
+  source_sha256 '09109cea377bab0028bba19a92b5b0e89603df9eab05c0f7dbd4dd83d48dcebd'
 
   depends_on 'buildessential'
 
diff --git a/packages/apriconv.rb b/packages/apriconv.rb
new file mode 100644
index 0000000000..a8c855bf53
--- /dev/null
+++ b/packages/apriconv.rb
@@ -0,0 +1,24 @@
+require 'package'
+
+class Apriconv < Package
+  description 'a portable implementation of the iconv() library'
+  homepage 'http://apr.apache.org/'
+  version '1.2.1'
+  source_url 'http://apache.claz.org/apr/apr-iconv-1.2.1.tar.bz2'
+  source_sha256 'c46c919bc2a36a705f91f4dea444b18a83236eef97a417528a988113b3a7e46e'
+
+  depends_on 'apr'
+  depends_on 'libtool'
+
+  def self.build
+    system './configure \
+            --prefix=/usr/local \
+            --with-apr=/usr/local'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+    system "libtool --mode=finish #{CREW_DEST_DIR}/usr/local/lib/iconv"
+  end
+end
diff --git a/packages/aprutil.rb b/packages/aprutil.rb
index 7685abd01a..d7adc7d693 100644
--- a/packages/aprutil.rb
+++ b/packages/aprutil.rb
@@ -3,11 +3,12 @@ require 'package'
 class Aprutil < Package
   description 'APR-util provides a number of helpful abstractions on top of APR.'
   homepage 'http://apr.apache.org/'
-  version '1.5.4'
-  source_url 'http://apache.claz.org//apr/apr-util-1.5.4.tar.gz'
-  source_sha1 '72cc3ac693b52fb831063d5c0de18723bc8e0095'
+  version '1.6.0'
+  source_url 'http://apache.claz.org/apr/apr-util-1.6.0.tar.bz2'
+  source_sha256 '8474c93fa74b56ac6ca87449abe3e155723d5f534727f3f33283f6631a48ca4c'
 
   depends_on 'apr'
+  depends_on 'expat'
 
   def self.build
     system './configure --prefix=/usr/local --with-apr=/usr/local'
diff --git a/packages/aria2.rb b/packages/aria2.rb
index 20da6a5f13..0425ea97b8 100644
--- a/packages/aria2.rb
+++ b/packages/aria2.rb
@@ -5,13 +5,13 @@ class Aria2 < Package
   homepage 'https://aria2.github.io/'
   version '1.32.0'
   source_url 'https://github.com/aria2/aria2/releases/download/release-1.32.0/aria2-1.32.0.tar.xz'
-  source_sha1 '91afc96d5ac8b5fb96ff221fba1fe6109b6f8b17'
+  source_sha256 '546e9194a9135d665fce572cb93c88f30fb5601d113bfa19951107ced682dc50'
 
   depends_on 'c_ares'
   depends_on 'libgcrypt'
-  depends_on 'libsqlite3'
   depends_on 'libssh2'
   depends_on 'libxml2'
+  depends_on 'sqlite'
   depends_on 'zlibpkg'
 
   def self.build
diff --git a/packages/ascii.rb b/packages/ascii.rb
index 65fc695918..0063157155 100644
--- a/packages/ascii.rb
+++ b/packages/ascii.rb
@@ -1,14 +1,14 @@
-require "package"
+require 'package'
 
 class Ascii < Package
   description 'List ASCII idiomatic names and octal/decimal code-point forms.'
   homepage 'http://www.catb.org/~esr/ascii/'
-  version "3.15"
-  source_url "http://www.catb.org/~esr/ascii/ascii-3.15.tar.gz"
-  source_sha1 "94ac41d8ef89daf148ebfd30333c07f6e64d4dec"
+  version '3.16'
+  source_url 'http://www.catb.org/~esr/ascii/ascii-3.16.tar.gz'
+  source_sha256 'a94bb3970e8f1f63566f055517aecbdd46b11c4ccf142f77ffb80a79994f03a9'
 
   def self.build
-    system "make"
+    system 'make'
   end
 
   def self.install
diff --git a/packages/aspell.rb b/packages/aspell.rb
new file mode 100644
index 0000000000..c7d7c9ba16
--- /dev/null
+++ b/packages/aspell.rb
@@ -0,0 +1,20 @@
+require 'package'
+
+class Aspell < Package
+  description 'GNU Aspell is a Free and Open Source spell checker designed to eventually replace Ispell.'
+  homepage 'http://aspell.net/'
+  version '0.60.7-rc1'
+  source_url 'ftp://alpha.gnu.org/gnu/aspell/aspell-0.60.7-rc1.tar.gz'
+  source_sha256 '86b5662f24316142f70c5890787bdc5596625ca3604dfe85926ee61f27f2365e'
+
+  depends_on 'ruby' unless File.exists? '/usr/local/bin/ruby'
+
+  def self.build
+    system './configure'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/aspell_en.rb b/packages/aspell_en.rb
new file mode 100644
index 0000000000..f48cdf5eae
--- /dev/null
+++ b/packages/aspell_en.rb
@@ -0,0 +1,20 @@
+require 'package'
+
+class Aspell_en < Package
+  description 'English Aspell Dictionary'
+  homepage 'ftp://ftp.gnu.org/gnu/aspell/dict/0index.html'
+  version '2017.01.22-0'
+  source_url 'ftp://ftp.gnu.org/gnu/aspell/dict/en/aspell6-en-2017.01.22-0.tar.bz2'
+  source_sha256 '93c73fae3eab5ea3ca6db3cea8770715a820f1b7d6ea2b932dd66a17f8fd55e1'
+
+  depends_on 'aspell'
+
+  def self.build
+    system './configure'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/aspell_es.rb b/packages/aspell_es.rb
new file mode 100644
index 0000000000..8d09858338
--- /dev/null
+++ b/packages/aspell_es.rb
@@ -0,0 +1,20 @@
+require 'package'
+
+class Aspell_es < Package
+  description 'Spanish Aspell Dictionary'
+  homepage 'ftp://ftp.gnu.org/gnu/aspell/dict/0index.html'
+  version '1.11-2'
+  source_url 'ftp://ftp.gnu.org/gnu/aspell/dict/es/aspell6-es-1.11-2.tar.bz2'
+  source_sha256 'ad367fa1e7069c72eb7ae37e4d39c30a44d32a6aa73cedccbd0d06a69018afcc'
+
+  depends_on 'aspell'
+
+  def self.build
+    system './configure'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/atomicparsley.rb b/packages/atomicparsley.rb
new file mode 100644
index 0000000000..f6510646bf
--- /dev/null
+++ b/packages/atomicparsley.rb
@@ -0,0 +1,23 @@
+require 'package'
+
+class Atomicparsley < Package
+  description 'AtomicParsley is a lightweight command line program for reading, parsing and setting metadata into MPEG-4 files, in particular, iTunes-style metadata.'
+  homepage 'https://github.com/wez/atomicparsley'
+  version '0.9.6'
+  source_url 'https://bitbucket.org/wez/atomicparsley/get/0.9.6.tar.gz'
+  source_sha256 '8ba4e3e21d7a9239932e2a6f34842194d8f9eba84ce9eb83fb35369f5f3f05ab'
+
+  depends_on 'autoconf'
+  depends_on 'automake'
+  depends_on 'zlibpkg'
+
+  def self.build
+    system "./autogen.sh"
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/attr.rb b/packages/attr.rb
index 360f0986e8..a6bd3e1c53 100644
--- a/packages/attr.rb
+++ b/packages/attr.rb
@@ -5,7 +5,7 @@ class Attr < Package
   homepage 'http://savannah.nongnu.org/projects/attr'
   version '2.4.47'
   source_url 'http://download.savannah.gnu.org/releases/attr/attr-2.4.47.src.tar.gz'
-  source_sha1 '5060f0062baee6439f41a433325b8b3671f8d2d8'
+  source_sha256 '25772f653ac5b2e3ceeb89df50e4688891e21f723c460636548971652af0a859'
 
   depends_on 'gettext'
 
diff --git a/packages/autoconf.rb b/packages/autoconf.rb
index efcf4190ac..b1fc2b340c 100644
--- a/packages/autoconf.rb
+++ b/packages/autoconf.rb
@@ -5,7 +5,7 @@ class Autoconf < Package
   homepage 'http://www.gnu.org/software/autoconf/'
   version '2.69'
   source_url 'ftp://ftp.gnu.org/gnu/autoconf/autoconf-2.69.tar.xz'
-  source_sha1 'e891c3193029775e83e0534ac0ee0c4c711f6d23'
+  source_sha256 '64ebcec9f8ac5b2487125a86a7760d2591ac9e1d3dbd59489633f9de62a57684'
 
   depends_on 'perl'
   depends_on 'm4'
diff --git a/packages/autoconf_archive.rb b/packages/autoconf_archive.rb
index 3c393c7204..699488a843 100644
--- a/packages/autoconf_archive.rb
+++ b/packages/autoconf_archive.rb
@@ -5,7 +5,7 @@ class Autoconf_archive < Package
   homepage 'https://www.gnu.org/software/autoconf-archive/'
   version '2017-03-21'
   source_url 'http://ftpmirror.gnu.org/autoconf-archive/autoconf-archive-2017.03.21.tar.xz'
-  source_sha1 '93483641babea959e4a307a808cbd74fb9e90d58'
+  source_sha256 '386ad455f12bdeb3a7d19280441a5ab77355142349200ff11040a8d9d455d765'
 
   depends_on 'perl'
   depends_on 'm4'
diff --git a/packages/automake.rb b/packages/automake.rb
index 367b115d21..f82a408b26 100644
--- a/packages/automake.rb
+++ b/packages/automake.rb
@@ -3,9 +3,9 @@ require 'package'
 class Automake < Package
   description 'Automake is a tool for automatically generating Makefile.in files compliant with the GNU Coding Standards.'
   homepage 'http://www.gnu.org/software/automake/'
-  version '1.15'
-  source_url 'ftp://ftp.gnu.org/gnu/automake/automake-1.15.tar.xz'
-  source_sha1 'c279b35ca6c410809dac8ade143b805fb48b7655'
+  version '1.15.1'
+  source_url 'https://ftp.gnu.org/gnu/automake/automake-1.15.1.tar.xz'
+  source_sha256 'af6ba39142220687c500f79b4aa2f181d9b24e4f8d8ec497cea4ba26c64bedaf'
 
   depends_on 'autoconf'
 
diff --git a/packages/aws.rb b/packages/aws.rb
index 8be3f07adb..d665063494 100644
--- a/packages/aws.rb
+++ b/packages/aws.rb
@@ -3,11 +3,11 @@ require 'package'
 class Aws < Package
   description 'The AWS CLI is an open source tool built on top of the AWS SDK for Python (Boto) that provides commands for interacting with AWS services.'
   homepage 'https://aws.amazon.com/documentation/cli/'
-  version '1.11.110'
-  source_url 'https://github.com/aws/aws-cli/archive/1.11.110.tar.gz'
-  source_sha1 'a30e4f23951c06bb4ab9ffaa9ac42188fae6d6ba'
+  version '1.11.121'
+  source_url 'https://github.com/aws/aws-cli/archive/1.11.121.tar.gz'
+  source_sha256 'c667e77880a093d5ef3d635f19e7eab3cb0b7527f648d74e571fca8d170474a8'
 
-  depends_on 'python' unless File.exists? '/usr/local/bin/python'
+  depends_on 'python27' unless File.exists? '/usr/local/bin/python'
   depends_on 'unzip'
 
   def self.install
diff --git a/packages/bacon.rb b/packages/bacon.rb
index be2afd943a..c7cb1f5c26 100644
--- a/packages/bacon.rb
+++ b/packages/bacon.rb
@@ -3,9 +3,9 @@ require 'package'
 class Bacon < Package
   description 'BaCon is a free BASIC to C translator for Unix-based systems.'
   homepage 'http://www.basic-converter.org/'
-  version '3.5.3'
-  source_url 'http://www.basic-converter.org/stable/bacon-3.5.3.tar.gz'
-  source_sha1 'd88cc452d0580309e106f692639293ef2c249f58'
+  version '3.5.4'
+  source_url 'http://www.basic-converter.org/stable/bacon-3.5.4.tar.gz'
+  source_sha256 '7b1c72fd46daaa43d19e1bfac2f9bcd9decc5b8443d8f5640e903bfc35e122b9'
 
   def self.build
     system "./configure --prefix=/usr/local --disable-gui"
diff --git a/packages/bash_completion.rb b/packages/bash_completion.rb
new file mode 100644
index 0000000000..b689cf0c5f
--- /dev/null
+++ b/packages/bash_completion.rb
@@ -0,0 +1,30 @@
+require 'package'
+
+class Bash_completion < Package
+  description 'Programmable completion functions for bash'
+  homepage 'https://github.com/scop/bash-completion'
+  version '2.7-1'
+  source_url 'https://github.com/scop/bash-completion/archive/2.7.tar.gz'
+  source_sha256 'dba2b88c363178622b61258f35d82df64dc8d279359f599e3b93eac0375a416c'
+
+  depends_on 'autoconf'
+  depends_on 'automake'
+
+  def self.build
+    system "autoreconf -i"
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+    puts
+    puts "To complete installation, execute the following:".lightblue
+    puts "echo '# bash completion' >> ~/.bashrc".lightblue
+    puts "echo '[[ $PS1 && -f /usr/local/share/bash-completion/bash_completion ]] && \\' >> ~/.bashrc".lightblue
+    puts "echo '. /usr/local/share/bash-completion/bash_completion' >> ~/.bashrc".lightblue
+    puts "source ~/.bashrc".lightblue
+    puts
+  end
+
+end
diff --git a/packages/bashdb.rb b/packages/bashdb.rb
index f1ad75a410..fba3fb8fb3 100644
--- a/packages/bashdb.rb
+++ b/packages/bashdb.rb
@@ -5,7 +5,7 @@ class Bashdb < Package
   homepage 'http://bashdb.sourceforge.net/'
   version '4.4-0.92'
   source_url 'https://downloads.sourceforge.net/project/bashdb/bashdb/4.2-0.92/bashdb-4.4-0.92.tar.gz'
-  source_sha1 '918c7d576c476c4b7d768e1fccda6150cf5ca62d'
+  source_sha256 'fb3d48a22b05d4e3c7a9b8205916d50fa33aac5908f0c9bcd15ff9d4dfa59c86'
 
   def self.build
     system "./configure \
diff --git a/packages/bc.rb b/packages/bc.rb
index 63c83e19d3..e187b10fbc 100644
--- a/packages/bc.rb
+++ b/packages/bc.rb
@@ -5,11 +5,12 @@ class Bc < Package
   homepage 'http://www.gnu.org/software/bc/'
   version '1.07.1'
   source_url 'https://ftp.gnu.org/gnu/bc/bc-1.07.1.tar.gz'
-  source_sha1 'b4475c6d66590a5911d30f9747361db47231640a'
+  source_sha256 '62adfca89b0a1c0164c2cdca59ca210c1d44c3ffc46daf9931cf4942664cb02a'
 
   depends_on 'readline'
-  depends_on 'flex' => :build
+  depends_on 'flex'
   depends_on 'ed' => :build
+  depends_on 'texinfo' => :build
 
   def self.build
     system "./configure", "--with-readline"
diff --git a/packages/bcif.rb b/packages/bcif.rb
index 2ffc85ab7f..e04286d555 100644
--- a/packages/bcif.rb
+++ b/packages/bcif.rb
@@ -5,7 +5,7 @@ class Bcif < Package
   homepage 'http://www.researchandtechnology.net/bcif/index.php'
   version '1.0-beta'
   source_url 'http://www.researchandtechnology.net/bcif/downloads/bcif_sources_1_0_beta.zip'
-  source_sha1 '330c81ce5e7c471a629d59e22dae0c59a536b1c4'
+  source_sha256 'fe1dde329fa60160d9ac8a0b9e4b9360a9377bc26177eab1a31e07479839d812'
 
   depends_on 'unzip'
 
diff --git a/packages/bdwgc.rb b/packages/bdwgc.rb
new file mode 100644
index 0000000000..05830fe374
--- /dev/null
+++ b/packages/bdwgc.rb
@@ -0,0 +1,20 @@
+require 'package'
+
+class Bdwgc < Package
+  description 'The Boehm-Demers-Weiser conservative C/C++ Garbage Collecto'
+  homepage 'https://github.com/ivmai/bdwgc'
+  version '7.6.0'
+  source_url 'https://github.com/ivmai/bdwgc/files/1005477/gc-7.6.0.tar.gz'
+  source_sha256 'a14a28b1129be90e55cd6f71127ffc5594e1091d5d54131528c24cd0c03b7d90'
+
+  depends_on 'libatomic_ops'
+
+  def self.build
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
\ No newline at end of file
diff --git a/packages/bigreqsproto.rb b/packages/bigreqsproto.rb
new file mode 100644
index 0000000000..ab3558f160
--- /dev/null
+++ b/packages/bigreqsproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Bigreqsproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '1.1.2'
+  source_url 'https://www.x.org/archive/individual/proto/bigreqsproto-1.1.2.tar.gz'
+  source_sha256 'de68a1a9dd1a1219ad73531bff9f662bc62fcd777387549c43cd282399f4a6ea'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/bind.rb b/packages/bind.rb
index c036468da0..89696d8ccd 100644
--- a/packages/bind.rb
+++ b/packages/bind.rb
@@ -3,9 +3,9 @@ require 'package'
 class Bind < Package
   description 'BIND is open source software that enables you to publish your Domain Name System (DNS) information on the Internet, and to resolve DNS queries for your users.'
   homepage 'https://www.isc.org/downloads/bind/'
-  version '9.10.4'
-  source_url 'https://www.isc.org/downloads/file/bind-9-10-4-p6/'
-  source_sha1 'c08bef47136b3b88844a4c3b8a6227445fca6f40'
+  version '9.10.5-p3'
+  source_url 'https://www.isc.org/downloads/file/9-10-5-p3/?version=tar-gz'
+  source_sha256 '8d7e96b5b0bbac7b900d4c4bbb82e0956b4e509433c5fa392bb72a929b96606a'
 
   depends_on "buildessential"
   depends_on "openssl"
diff --git a/packages/binutils.rb b/packages/binutils.rb
index 3a0a50a765..7a714f9619 100644
--- a/packages/binutils.rb
+++ b/packages/binutils.rb
@@ -3,17 +3,17 @@ require 'package'
 class Binutils < Package
   description 'The GNU Binutils are a collection of binary tools.'
   homepage 'http://www.gnu.org/software/binutils/'
-  version '2.25-cc1.3'
+  version '2.25-3'
   binary_url ({
-    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.3/binutils-2.25-cc1.3-chromeos-armv7l.tar.xz',
-    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.3/binutils-2.25-cc1.3-chromeos-armv7l.tar.xz',
-    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.3/binutils-2.25-cc1.3-chromeos-i686.tar.xz',
-    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.3/binutils-2.25-cc1.3-chromeos-x86_64.tar.xz',
+    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.8/binutils-2.25-chromeos-armv7l.tar.xz',
+    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/binutils-2.25-chromeos-armv7l.tar.xz',
+    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.8/binutils-2.25-chromeos-i686.tar.xz',
+    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/binutils-2.25-chromeos-x86_64.tar.xz',
   })
-  binary_sha1 ({
-    aarch64: '926b6aeab6d9c33435eefb856e4cb5263753387c',
-    armv7l:  '926b6aeab6d9c33435eefb856e4cb5263753387c',
-    i686:    'ebf66128ca99fa81c26b49b20163ea77eeb1e204',
-    x86_64:  '5427ba83960d0b7866aec8de63415720595ffe4a',
+  binary_sha256 ({
+    aarch64: '1bacd0d559775a5e8c444ccb51e75158abc4b997a206756bee2414d83f60381d',
+    armv7l:  '1bacd0d559775a5e8c444ccb51e75158abc4b997a206756bee2414d83f60381d',
+    i686:    '0e633732a1b4c4ca0eb7d5e7bdb69e3dc027c398caa1ad940b0bceb5a067a371',
+    x86_64:  '98f6862f011ba38d192c8dac80f45af667832b850dc85f73959548a2a251bd44',
   })
 end
diff --git a/packages/bison.rb b/packages/bison.rb
index 8293f45356..a52c6b592f 100644
--- a/packages/bison.rb
+++ b/packages/bison.rb
@@ -5,7 +5,7 @@ class Bison < Package
   homepage 'http://www.gnu.org/software/bison/'
   version '3.0.4-1'
   source_url 'http://mirror.keystealth.org/gnu/bison/bison-3.0.4.tar.xz'
-  source_sha1 '8270497aad88c7dd4f2c317298c50513fb0c3c8e'
+  source_sha256 'a72428c7917bdf9fa93cb8181c971b6e22834125848cf1d03ce10b1bb0716fe1'
 
   depends_on 'diffutils' => :build
   depends_on 'm4' => :build
@@ -14,13 +14,12 @@ class Bison < Package
   # depends_on 'flex' => :build
 
   def self.build
-    system './configure --prefix=/usr/local'
+    system "./configure --prefix=#{CREW_PREFIX} --libdir=#{CREW_LIB_PREFIX}"
     system "make"
-    system "find . -name '*.a' -print | xargs strip -S"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/boost.rb b/packages/boost.rb
index 461b0d826f..668f57242c 100644
--- a/packages/boost.rb
+++ b/packages/boost.rb
@@ -3,15 +3,15 @@ require 'package'
 class Boost < Package
   description 'Boost provides free peer-reviewed portable C++ source libraries.'
   homepage 'http://www.boost.org/'
-  version '1.59.0'
-  source_url 'http://sourceforge.net/projects/boost/files/boost/1.59.0/boost_1_59_0.tar.gz'
-  source_sha1 '5123209db194d66d69a9cfa5af8ff473d5941d97'
+  version '1.64.0'
+  source_url 'https://downloads.sourceforge.net/project/boost/boost/1.64.0/boost_1_64_0.tar.bz2'
+  source_sha256 '7bcc5caace97baa948931d712ea5f37038dbb1c5d89b43ad4def4ed7cb683332'
 
   def self.build
-    system './bootstrap --prefix=/usr/local'
+    system './bootstrap.sh'
   end
 
   def self.install
-    system './b2 install'
+    system "./b2 -a --prefix=#{CREW_DEST_DIR}#{CREW_PREFIX} --libdir=#{CREW_DEST_DIR}#{CREW_LIB_PREFIX} install"
   end
 end
diff --git a/packages/buildessential.rb b/packages/buildessential.rb
index c70003cc2d..97f6d51ecf 100644
--- a/packages/buildessential.rb
+++ b/packages/buildessential.rb
@@ -4,9 +4,9 @@ class Buildessential < Package
   description 'A collection of tools essential to compile and build software.'
   homepage ''
   version '1.0'
-  
+
   is_fake
-  
+
   depends_on 'gcc'
   depends_on 'linuxheaders'
   depends_on 'make'
diff --git a/packages/byobu.rb b/packages/byobu.rb
index 1a8f18d94f..0a0fac76da 100644
--- a/packages/byobu.rb
+++ b/packages/byobu.rb
@@ -5,7 +5,7 @@ class Byobu < Package
   homepage 'http://byobu.org/'
   version '5.119'
   source_url 'https://launchpadlibrarian.net/322131788/byobu_5.119.orig.tar.gz'
-  source_sha1 '1d8d07da4c94c4adeb662a7f8b33fe02482d9839'
+  source_sha256 '4b092ca12d3a33e89d84cc90c4a41af2ba8697d48e26080a45d64d6b7800ca77'
 
   depends_on 'gawk'
 
diff --git a/packages/bz2.rb b/packages/bz2.rb
index 96d7d90fe8..790629ce26 100644
--- a/packages/bz2.rb
+++ b/packages/bz2.rb
@@ -5,7 +5,7 @@ class Bz2 < Package
   homepage 'http://www.bzip.org/'
   version '1.0.6'
   source_url 'http://www.bzip.org/1.0.6/bzip2-1.0.6.tar.gz'
-  source_sha1 '3f89f861209ce81a6bab1fd1998c0ef311712002'
+  source_sha256 'a2848f34fcd5d6cf47def00461fcb528a0484d8edef8208d6d2e2909dc61d9cd'
 
   depends_on 'diffutils' => :build
 
@@ -34,13 +34,9 @@ class Bz2 < Package
     system "ln", "-sf", "bzip2", "#{CREW_DEST_DIR}/usr/local/bin/bzcat"
 
     # Install shared library by hand
-    system "cp", "-p", "libbz2.so.1.0.6", "#{CREW_DEST_DIR}/usr/local/lib"
-    system "ln", "-s", "libbz2.so.1.0.6", "#{CREW_DEST_DIR}/usr/local/lib/libbz2.so.1.0"
-
-    # Strip binaries and libraries
-    system "strip #{CREW_DEST_DIR}/usr/local/bin/bzip2"
-    system "strip #{CREW_DEST_DIR}/usr/local/bin/bzip2recover"
-    system "strip -S #{CREW_DEST_DIR}/usr/local/lib/*"
+    system "mkdir", "-p", "#{CREW_DEST_DIR}#{CREW_LIB_PREFIX}"
+    system "cp", "-p", "libbz2.so.1.0.6", "#{CREW_DEST_DIR}#{CREW_LIB_PREFIX}"
+    system "ln", "-s", "libbz2.so.1.0.6", "#{CREW_DEST_DIR}#{CREW_LIB_PREFIX}/libbz2.so.1.0"
   end
 
   def self.check
diff --git a/packages/c_ares.rb b/packages/c_ares.rb
index 6c5dc293b7..5ec65dd1ce 100644
--- a/packages/c_ares.rb
+++ b/packages/c_ares.rb
@@ -5,7 +5,7 @@ class C_ares < Package
   homepage 'https://c-ares.haxx.se/'
   version '1.13.0'
   source_url 'https://c-ares.haxx.se/download/c-ares-1.13.0.tar.gz'
-  source_sha1 'dde50284cc3d505fb2463ff6276e61d5531b1d68'
+  source_sha256 '03f708f1b14a26ab26c38abd51137640cb444d3ec72380b21b20f1a8d2861da7'
 
   def self.build
     system "./configure"
diff --git a/packages/cabextract.rb b/packages/cabextract.rb
index 9fc4325f32..77c2e6a2bf 100644
--- a/packages/cabextract.rb
+++ b/packages/cabextract.rb
@@ -5,7 +5,7 @@ class Cabextract < Package
   homepage 'https://www.cabextract.org.uk/'
   version '1.6'
   source_url 'https://www.cabextract.org.uk/cabextract-1.6.tar.gz'
-  source_sha1 '64f6d5056d3e417a943648c23cb22218b7079ced'
+  source_sha256 'cee661b56555350d26943c5e127fc75dd290b7f75689d5ebc1f04957c4af55fb'
 
   def self.build
     system './configure'
diff --git a/packages/cadaver.rb b/packages/cadaver.rb
index 001b277ab8..ec1640502c 100644
--- a/packages/cadaver.rb
+++ b/packages/cadaver.rb
@@ -5,7 +5,7 @@ class Cadaver < Package
   homepage 'http://www.webdav.org/cadaver/'
   version '0.23.3'
   source_url 'http://www.webdav.org/cadaver/cadaver-0.23.3.tar.gz'
-  source_sha1 '4ad8ea2341b77e7dee26b46e4a8a496f1a2962cd'
+  source_sha256 'fd4ce68a3230ba459a92bcb747fc6afa91e46d803c1d5ffe964b661793c13fca'
 
   def self.build
     system "./configure"
diff --git a/packages/cairo.rb b/packages/cairo.rb
index 5759211a3a..a1b1be89b3 100644
--- a/packages/cairo.rb
+++ b/packages/cairo.rb
@@ -2,16 +2,18 @@ require 'package'
 
 class Cairo < Package
   description 'Cairo is a 2D graphics library with support for multiple output devices.'
-  homepage 'https://www.cairographics.org/'
-  version '1.14.8'
-  source_url 'https://www.cairographics.org/releases/cairo-1.14.8.tar.xz'
-  source_sha1 'c6f7b99986f93c9df78653c3e6a3b5043f65145e'
+  homepage 'https://www.cairographics.org'
+  version '1.14.10-1'
+  source_url 'https://www.cairographics.org/releases/cairo-1.14.10.tar.xz'
+  source_sha256 '7e87878658f2c9951a14fc64114d4958c0e65ac47530b8ac3078b2ce41b66a09'
 
   depends_on 'libpng'
   depends_on 'pixman'
+  depends_on 'freetype'   # pango requires cairo with freetype
+  depends_on 'fontconfig' # pango requires cairo with fontconfig
 
   def self.build
-    system "./configure"
+    system "./configure --disable-xlib"
     system "make"
   end
 
diff --git a/packages/cbase.rb b/packages/cbase.rb
new file mode 100644
index 0000000000..07316d254c
--- /dev/null
+++ b/packages/cbase.rb
@@ -0,0 +1,18 @@
+require 'package'
+
+class Cbase < Package
+  description 'cbase is a C library of useful functions that simplify systems software development on System V UNIX.'
+  homepage 'http://www.hyperrealm.com/main.php?s=cbase'
+  version '1.3.7'
+  source_url 'http://www.hyperrealm.com/cbase/cbase-1.3.7.tar.gz'
+  source_sha256 'c4d155686ac2e9d1480319de311967fadad745a6ab6971d53d495d9a9e52dc47'
+
+  def self.build
+    system './configure'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/cdrkit.rb b/packages/cdrkit.rb
index 5244c32303..b58f22e512 100644
--- a/packages/cdrkit.rb
+++ b/packages/cdrkit.rb
@@ -5,7 +5,7 @@ class Cdrkit < Package
   homepage 'https://launchpad.net/cdrkit'
   version '1.1.11'
   source_url 'https://downloads.sourceforge.net/project/wodim/cdrkit/cdrkit_1.1.11.orig.tar.gz'
-  source_sha1 '3f7ddc06db0272942e1a4cd98c3c96462df77387'
+  source_sha256 'd1c030756ecc182defee9fe885638c1785d35a2c2a297b4604c0e0dcc78e47da'
 
   depends_on 'cmake'
   depends_on 'libcap'
diff --git a/packages/chicken.rb b/packages/chicken.rb
index 82f71e51d2..585634b473 100644
--- a/packages/chicken.rb
+++ b/packages/chicken.rb
@@ -5,7 +5,7 @@ class Chicken < Package
   homepage 'https://code.call-cc.org/'
   version '4.12.0'
   source_url 'https://code.call-cc.org/releases/4.12.0/chicken-4.12.0.tar.gz'
-  source_sha1 'f128b57d42ce6f1d4a56a372916e9e538ae1ceab'
+  source_sha256 '605ace459bc66e8c5f82abb03d9b1c9ca36f1c2295931d244d03629a947a6989'
 
   def self.build
     system "make", "PLATFORM=linux"
diff --git a/packages/clamav.rb b/packages/clamav.rb
index eea71e2fbf..260f2d9ef4 100644
--- a/packages/clamav.rb
+++ b/packages/clamav.rb
@@ -3,11 +3,18 @@ require 'package'
 class Clamav < Package
   description 'ClamAV is an open source antivirus engine for detecting trojans, viruses, malware & other malicious threats.'
   homepage 'https://www.clamav.net/'
-  version '0.99.2'
+  version '0.99.2-1'
   source_url 'https://www.clamav.net/downloads/production/clamav-0.99.2.tar.gz'
-  source_sha1 'c1a47411834d8527f7b40727aebee63f01d488af'
+  source_sha256 '167bd6a13e05ece326b968fdb539b05c2ffcfef6018a274a10aeda85c2c0027a'
+
+  depends_on 'patch'
+  depends_on 'autoconf'
 
   def self.build
+    # Apply patch available at https://bugzilla.clamav.net/show_bug.cgi?id=11711.
+    # This will be fixed in next release.
+    system "curl -L 'https://bugzilla.clamav.net/attachment.cgi?id=7207' | patch -p0"
+    system "autoconf"
     system "./configure"
     system "make"
   end
diff --git a/packages/clisp.rb b/packages/clisp.rb
index ad2d3cc53f..149e9ee7ec 100644
--- a/packages/clisp.rb
+++ b/packages/clisp.rb
@@ -5,7 +5,7 @@ class Clisp < Package
   homepage 'http://www.gnu.org/software/clisp/'
   version '2.49-2'
   source_url 'ftp://ftp.gnu.org/pub/gnu/clisp/release/2.49/clisp-2.49.tar.bz2'
-  source_sha1 '7e8d585ef8d0d6349ffe581d1ac08681e6e670d4'
+  source_sha256 '8132ff353afaa70e6b19367a25ae3d5a43627279c25647c220641fed00f8e890'
 
   depends_on 'libsigsegv'
   depends_on 'ffcall'
diff --git a/packages/cloog.rb b/packages/cloog.rb
index 9b9acda9b0..8af7d3ae6d 100644
--- a/packages/cloog.rb
+++ b/packages/cloog.rb
@@ -3,17 +3,17 @@ require 'package'
 class Cloog < Package
   description 'Chunky Loop Generator which is used to perform optimization in gcc'
   homepage 'https://www.cloog.org/'
-  version "0.18.4-cc1.3"
+  version '0.18.4-2'
   binary_url ({
-    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.3/cloog-0.18.4-cc1.3-chromeos-armv7l.tar.xz',
-    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.3/cloog-0.18.4-cc1.3-chromeos-armv7l.tar.xz',
-    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.3/cloog-0.18.4-cc1.3-chromeos-i686.tar.xz',
-    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.3/cloog-0.18.4-cc1.3-chromeos-x86_64.tar.xz',
+    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.8/cloog-0.18.4-chromeos-armv7l.tar.xz',
+    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/cloog-0.18.4-chromeos-armv7l.tar.xz',
+    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.8/cloog-0.18.4-chromeos-i686.tar.xz',
+    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/cloog-0.18.4-chromeos-x86_64.tar.xz',
   })
-  binary_sha1 ({
-    aarch64: 'e54784816f181c185dbd0eddc1b0c9f898db2caa',
-    armv7l:  'e54784816f181c185dbd0eddc1b0c9f898db2caa',
-    i686:    '3409f9c55e187533308f4febee39651833f592ad',
-    x86_64:  'cb29abf230eff44903a9a727f901903cba8bd1c7',
+  binary_sha256 ({
+    aarch64: 'f79bede55ba092c133a26b03c79b71a4d9e7f46c7118308f9d182f3a2ed3f2c0',
+    armv7l:  'f79bede55ba092c133a26b03c79b71a4d9e7f46c7118308f9d182f3a2ed3f2c0',
+    i686:    '7bf5c2b4eb9b0d27fe10c4da4315ffb767f22dcc0281803e1f38bfbf6cbb6c74',
+    x86_64:  'e5f20db359ef15b7881f0b15f25851a462fc06ccd5e17f23cfc420a6b29b79f6',
   })
 end
diff --git a/packages/cmake.rb b/packages/cmake.rb
index 148f9408c9..7f83e748f8 100644
--- a/packages/cmake.rb
+++ b/packages/cmake.rb
@@ -3,9 +3,9 @@ require 'package'
 class Cmake < Package
   description 'CMake is an open-source, cross-platform family of tools designed to build, test and package software.'
   homepage 'https://cmake.org/'
-  version '3.7.2'
-  source_url 'https://cmake.org/files/v3.7/cmake-3.7.2.tar.gz'
-  source_sha1 'ea73af0c3c832e586bf2f82a13a708ea509d5a88'
+  version '3.9.0'
+  source_url 'https://cmake.org/files/v3.9/cmake-3.9.0.tar.gz'
+  source_sha256 '167701525183dbb722b9ffe69fb525aa2b81798cf12f5ce1c020c93394dfae0f'
 
   depends_on 'buildessential'
   depends_on 'openssl'
diff --git a/packages/cmatrix.rb b/packages/cmatrix.rb
index cd75aa701f..1592f91990 100644
--- a/packages/cmatrix.rb
+++ b/packages/cmatrix.rb
@@ -3,15 +3,15 @@ require 'package'
 class Cmatrix < Package
   description "CMatrix is a program to see the cool scrolling lines from 'The Matrix' movie."
   homepage 'http://www.asty.org/cmatrix/'
-  version '1.2a'
+  version '1.2a-1'
   source_url 'http://www.asty.org/cmatrix/dist/cmatrix-1.2a.tar.gz'
-  source_sha1 'ca078c10322a47e327f07a44c9a42b52eab5ad93'
+  source_sha256 '1fa6e6caea254b6fe70a492efddc1b40ad7ccb950a5adfd80df75b640577064c'
 
   depends_on 'buildessential'
   depends_on 'ncurses'
 
   def self.build
-    system './configure --prefix=/usr/local CPPFLAGS="-I/usr/local/include/ncurses"'
+    system "CPPFLAGS=-I#{CREW_PREFIX}/include/ncurses ./configure --prefix=#{CREW_PREFIX}"
     system "make"
   end
 
diff --git a/packages/composer.rb b/packages/composer.rb
index 7a7e94c5f9..577af4c5f4 100644
--- a/packages/composer.rb
+++ b/packages/composer.rb
@@ -5,7 +5,7 @@ class Composer < Package
   homepage 'https://getcomposer.org/'
   version '1.4.2'
   source_url 'https://github.com/composer/composer/archive/1.4.2.tar.gz'
-  source_sha1 'd0179a967011891c2c1e6067acc1faa1e8a8c81c'
+  source_sha256 'b5ebe7bfddf6e05be9ab071d5d53dc49e7c9059a12238460ec86e2e6ab722e06'
 
   depends_on 'php7' unless File.exists? '/usr/local/bin/php'
 
diff --git a/packages/compositeproto.rb b/packages/compositeproto.rb
new file mode 100644
index 0000000000..c78e49fab4
--- /dev/null
+++ b/packages/compositeproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Compositeproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '0.4'
+  source_url 'https://www.x.org/archive/individual/proto/compositeproto-0.4.tar.gz'
+  source_sha256 '1607f58409185203077de59801970b07a36f41e586a499918284c8d768d870cc'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/compressdoc.rb b/packages/compressdoc.rb
new file mode 100644
index 0000000000..80c0a1162e
--- /dev/null
+++ b/packages/compressdoc.rb
@@ -0,0 +1,27 @@
+require 'package'
+
+class Compressdoc < Package
+  description 'Compress (with bzip2 or gzip) all man pages in a hierarchy and update symlinks'
+  homepage 'https://github.com/ojab/BLFS/blob/master/auxfiles/compressdoc'
+  version '9b2b12'
+  source_url 'https://github.com/ojab/BLFS/archive/9b2b12c0d809e287e1ea3fa4790a73a71feffbe4.tar.gz'
+  source_sha256 '6ebe4a9bbef5d0e84a36e56ac6fb1f0a2cfa86cb00c49628a0d3151d37f5d2f1'
+  binary_url ({
+    aarch64: 'https://github.com/jam7/chromebrew/releases/download/binaries/compressdoc-9b2b12-chromeos-x86_64.tar.xz',
+    armv7l:  'https://github.com/jam7/chromebrew/releases/download/binaries/compressdoc-9b2b12-chromeos-x86_64.tar.xz',
+    i686:    'https://github.com/jam7/chromebrew/releases/download/binaries/compressdoc-9b2b12-chromeos-x86_64.tar.xz',
+    x86_64:  'https://github.com/jam7/chromebrew/releases/download/binaries/compressdoc-9b2b12-chromeos-x86_64.tar.xz',
+  })
+  binary_sha256 ({
+    aarch64: '4743bfb71bf851cb659dce71465e034fae19250e72f97aa7a50d6d8298f03347',
+    armv7l:  '4743bfb71bf851cb659dce71465e034fae19250e72f97aa7a50d6d8298f03347',
+    i686:    '4743bfb71bf851cb659dce71465e034fae19250e72f97aa7a50d6d8298f03347',
+    x86_64:  '4743bfb71bf851cb659dce71465e034fae19250e72f97aa7a50d6d8298f03347',
+  })
+
+  def self.install
+    system "chmod +x auxfiles/compressdoc"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "cp auxfiles/compressdoc #{CREW_DEST_DIR}/usr/local/bin"
+  end
+end
diff --git a/packages/coreutils.rb b/packages/coreutils.rb
new file mode 100644
index 0000000000..5c17b3b429
--- /dev/null
+++ b/packages/coreutils.rb
@@ -0,0 +1,18 @@
+require 'package'
+
+class Coreutils < Package
+  description 'The GNU Core Utilities are the basic file, shell and text manipulation utilities of the GNU operating system.'
+  homepage 'http://www.gnu.org/software/coreutils/coreutils.html'
+  version '8.27'
+  source_url 'https://ftpmirror.gnu.org/coreutils/coreutils-8.27.tar.xz'
+  source_sha256 '8891d349ee87b9ff7870f52b6d9312a9db672d2439d289bc57084771ca21656b'
+
+  def self.build
+    system './configure'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/cpio.rb b/packages/cpio.rb
index 47656e09ad..0eadfa71b4 100644
--- a/packages/cpio.rb
+++ b/packages/cpio.rb
@@ -5,7 +5,7 @@ class Cpio < Package
   homepage 'https://www.gnu.org/software/cpio/'
   version '2.12'
   source_url 'http://ftp.gnu.org/gnu/cpio/cpio-2.12.tar.gz'
-  source_sha1 'b366685662ab26661c6204b4631af6232e48be3f'
+  source_sha256 '08a35e92deb3c85d269a0059a27d4140a9667a6369459299d08c17f713a92e73'
 
   depends_on 'binutils'
   depends_on 'gawk'
diff --git a/packages/cpustat.rb b/packages/cpustat.rb
index cced58bf8a..e2bd4bf85c 100644
--- a/packages/cpustat.rb
+++ b/packages/cpustat.rb
@@ -3,11 +3,11 @@ require 'package'
 class Cpustat < Package
   description 'cpustat periodically dumps out the current CPU utilisation statistics of running processes.'
   homepage 'http://kernel.ubuntu.com/~cking/cpustat/'
-  version '0.02.01'
-  source_url 'http://kernel.ubuntu.com/~cking/tarballs/cpustat/cpustat-0.02.01.tar.gz'
-  source_sha1 '0eca37a1c6e1282b05be51fc2dd1dac72875112d'
+  version '0.02.03'
+  source_url 'http://kernel.ubuntu.com/~cking/tarballs/cpustat/cpustat-0.02.03.tar.gz'
+  source_sha256 '8e48cbd6927b9060a59cd278bb855f6fcdb773ff5ff919a1f75c086c94b4c1d0'
 
-  depends_on "ncurses"
+  depends_on 'ncurses'
 
   def self.build
     system "sed -i 's,/usr,/usr/local,g' Makefile"
diff --git a/packages/ctags.rb b/packages/ctags.rb
index 71263fdcdc..e1fab0806c 100644
--- a/packages/ctags.rb
+++ b/packages/ctags.rb
@@ -1,11 +1,11 @@
 require 'package'
- 
+
 class Ctags < Package
   description 'Exuberant Ctags is a multilanguage reimplementation of the Unix ctags utility.'
   homepage 'https://sourceforge.net/projects/ctags/'
   version '5.8'
   source_url 'http://prdownloads.sourceforge.net/ctags/ctags-5.8.tar.gz'
-  source_sha1 '482da1ecd182ab39bbdc09f2f02c9fba8cd20030'
+  source_sha256 '0e44b45dcabe969e0bbbb11e30c246f81abe5d32012db37395eb57d66e9e99c7'
 
   def self.build
     system "./configure"
diff --git a/packages/ctorrent.rb b/packages/ctorrent.rb
index 3969896f1a..9eaba7f495 100644
--- a/packages/ctorrent.rb
+++ b/packages/ctorrent.rb
@@ -5,7 +5,7 @@ class Ctorrent < Package
   homepage 'http://www.rahul.net/dholmes/ctorrent/'
   version '3.3.2'
   source_url 'http://www.rahul.net/dholmes/ctorrent/ctorrent-dnh3.3.2.tar.gz'
-  source_sha1 'd4e221f0292268f80e2430ce9d451dd64cf1ffaa'
+  source_sha256 'c87366c91475931f75b924119580abd06a7b3cb3f00fef47346552cab1e24863'
 
   def self.build
     system "./configure"
diff --git a/packages/curl.rb b/packages/curl.rb
index f4d78e387c..424e3daf3f 100644
--- a/packages/curl.rb
+++ b/packages/curl.rb
@@ -5,7 +5,7 @@ class Curl < Package
   homepage 'https://curl.haxx.se/'
   version '7.54.1'
   source_url 'https://curl.haxx.se/download/curl-7.54.1.tar.bz2'
-  source_sha1 'f5193316e4b5ff23505cb09bc946763d35d02cd6'
+  source_sha256 'fdfc4df2d001ee0c44ec071186e770046249263c491fcae48df0e1a3ca8f25a0'
 
   depends_on 'openssl' => :build
   depends_on 'zlibpkg' => :build
@@ -13,15 +13,12 @@ class Curl < Package
   depends_on 'groff' => :build
 
   def self.build
-    system "./configure", "--disable-static"
+    system "./configure", "--libdir=#{CREW_LIB_PREFIX}", "--disable-static"
     system "make"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
-
-    # strip debug symbol from library
-    system "strip -S #{CREW_DEST_DIR}/usr/local/lib/libcurl.so.*"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/damageproto.rb b/packages/damageproto.rb
new file mode 100644
index 0000000000..2d56e1d4a1
--- /dev/null
+++ b/packages/damageproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Damageproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '1.2.1'
+  source_url 'https://www.x.org/archive/individual/proto/damageproto-1.2.1.tar.gz'
+  source_sha256 'f65ccbf1de9750a527ea6e85694085b179f2d06495cbdb742b3edb2149fef303'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/darkhttpd.rb b/packages/darkhttpd.rb
index 5b567daa91..5d17127f3d 100644
--- a/packages/darkhttpd.rb
+++ b/packages/darkhttpd.rb
@@ -5,10 +5,10 @@ class Darkhttpd < Package
   homepage 'https://unix4lyfe.org/darkhttpd/'
   version '1.12'
   source_url 'https://unix4lyfe.org/darkhttpd/darkhttpd-1.12.tar.bz2'
-  source_sha1 '30892c4b5d617548410914c9a5e56e0ebce02256'
+  source_sha256 'a50417b622b32b5f421b3132cb94ebeff04f02c5fb87fba2e31147d23de50505'
 
   def self.build
-    system 'make' 
+    system 'make'
   end
 
   def self.install
diff --git a/packages/dart.rb b/packages/dart.rb
index 6a987a6f9d..fa71a31daa 100644
--- a/packages/dart.rb
+++ b/packages/dart.rb
@@ -1,16 +1,37 @@
 require 'package'
 
 class Dart < Package
-  version '1.22.0'
+  description 'The Dart SDK is a set of tools and libraries for the Dart programming language.  You can find information about Dart online at dartlang.org.'
+  homepage 'https://www.dartlang.org'
+  version '1.24.2'
+  case ARCH
+  when 'i686'
+    source_url 'https://storage.googleapis.com/dart-archive/channels/stable/release/1.24.2/sdk/dartsdk-linux-ia32-release.zip'
+    source_sha256 '5b71cfe2331bea13227521c101bc7b3e8cfc8418c45615e6ea9dccf056bd323b'
+  when 'x86_64'
+    source_url 'https://storage.googleapis.com/dart-archive/channels/stable/release/1.24.2/sdk/dartsdk-linux-x64-release.zip'
+    source_sha256 'f774330896e60df918848075f3f1d9ada414bcce4fe81504e2646a79536eb333'
+  when 'armv7l'
+    source_url 'https://storage.googleapis.com/dart-archive/channels/stable/release/1.24.2/sdk/dartsdk-linux-arm-release.zip'
+    source_sha256 'c65d7ff111e396a9c7a691fc8470abe5e58cccdf70ef74c191d1cc527dc7c6fb'
+  when 'aarch64'
+    source_url 'https://storage.googleapis.com/dart-archive/channels/stable/release/1.24.2/sdk/dartsdk-linux-arm64-release.zip'
+    source_sha256 'b547ad50f0208cdedf9bf432b5c1c41c8b6c53d9c5ff5ac4325460e8ba604e49'
+#
+#  comment out abort per discussion in #798
+#  https://github.com/skycocker/chromebrew/pull/798
+#  we have all current archs covered here anyway, i believe
+#
+#  else
+#    abort 'Unable to install dart sdk.  Architecture not supported.'.lightred
+  end
 
-  binary_url ({
-    armv7l: "https://www.dropbox.com/s/3w9kvs3yross3lw/dart-1.22.0-arm.tgz",
-    i686: "https://www.dropbox.com/s/p3ib8qx32j70qwi/dart-1.22.0-ia32.tgz",
-    x86_64: "https://www.dropbox.com/s/i8r0kzqd5r7iunz/dart-1.22.0-x64.tgz"
-  })
-  binary_sha1 ({
-    armv7l: "7d8d9cb9e92d72853eb7c536fd5af6183973958d",
-    i686: "0dc1c5de8f0802ff64ba111d60432191d8e852de",
-    x86_64: "472c6364d4afac21337fcd89c3001c04fa63bb4d"
-  })
+  depends_on 'unzip'
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local"
+    system "cp -r bin/ #{CREW_DEST_DIR}/usr/local"
+    system "cp -r lib/ #{CREW_DEST_DIR}/usr/local"
+    system "cp -r include/ #{CREW_DEST_DIR}/usr/local"
+  end
 end
diff --git a/packages/datamash.rb b/packages/datamash.rb
new file mode 100644
index 0000000000..a3af5672d1
--- /dev/null
+++ b/packages/datamash.rb
@@ -0,0 +1,18 @@
+require 'package'
+
+class Datamash < Package
+  description 'GNU Datamash is a command-line program which performs basic numeric,textual and statistical operations on input textual data files.'
+  homepage 'http://savannah.gnu.org/projects/datamash'
+  version '1.1.1'
+  source_url 'https://ftpmirror.gnu.org/datamash/datamash-1.1.1.tar.gz'
+  source_sha256 '420819b3d7372ee3ce704add847cff7d08c4f8176c1d48735d4a632410bb801b'
+
+  def self.build
+    system './configure'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/dbus.rb b/packages/dbus.rb
index dae80cf4d8..ad83a6a90f 100644
--- a/packages/dbus.rb
+++ b/packages/dbus.rb
@@ -3,9 +3,9 @@ require 'package'
 class Dbus < Package
   description 'D-Bus is a message bus system, a simple way for applications to talk to one another.'
   homepage 'https://www.freedesktop.org/wiki/Software/dbus/'
-  version '1.11.12'
-  source_url 'https://dbus.freedesktop.org/releases/dbus/dbus-1.11.12.tar.gz'
-  source_sha1 '2e2247398abb22115e724b5e955fece2307dddb0'
+  version '1.11.14'
+  source_url 'https://dbus.freedesktop.org/releases/dbus/dbus-1.11.14.tar.gz'
+  source_sha256 '55cfc7fdd2cccb2fce1f75d2132ad4801b5ed6699fc2ce79ed993574adf90c80'
 
   depends_on 'expat'
 
diff --git a/packages/di.rb b/packages/di.rb
index 71de2cbb5f..462e661375 100644
--- a/packages/di.rb
+++ b/packages/di.rb
@@ -3,9 +3,9 @@ require 'package'
 class Di < Package
   description '\'di\' is a disk information utility, displaying everything (and more) that your \'df\' command does.'
   homepage 'http://gentoo.com/di/'
-  version '4.43'
-  source_url 'http://gentoo.com/di/di-4.43.tar.gz'
-  source_sha1 'ddced0d59d29ccdcbc4282bc7464a925d14955e1'
+  version '4.44'
+  source_url 'https://gentoo.com/di/di-4.44.tar.gz'
+  source_sha256 '963d00cadbf5a115ff31b31b0d6141be751c7b0a209e50990cb78e36d1a50320'
 
   def self.build
     system "sed -i '40s,= ,= $(DESTDIR)/,' Makefile" # set correct bin path
diff --git a/packages/diffutils.rb b/packages/diffutils.rb
index a02cfcd2d0..3bfcf20be1 100644
--- a/packages/diffutils.rb
+++ b/packages/diffutils.rb
@@ -3,11 +3,11 @@ require 'package'
 class Diffutils < Package
   description 'GNU Diffutils is a package of several programs related to finding differences between files.'
   homepage 'http://www.gnu.org/software/diffutils/'
-  version '3.5-1'
-  source_url 'ftp://ftp.gnu.org/gnu/diffutils/diffutils-3.5.tar.xz'
-  source_sha1 '1169cce8eaaf7290dc087d65db7ed75de0dceb93'
+  version '3.6'
+  source_url 'https://ftp.gnu.org/gnu/diffutils/diffutils-3.6.tar.xz'
+  source_sha256 'd621e8bdd4b573918c8145f7ae61817d1be9deb4c8d2328a65cea8e11d783bd6'
 
-  depends_on "libsigsegv"
+  depends_on 'libsigsegv'
 
   def self.build
     system "./configure --prefix=/usr/local"
@@ -15,7 +15,7 @@ class Diffutils < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/diskscan.rb b/packages/diskscan.rb
index 988e758cd1..8719373222 100644
--- a/packages/diskscan.rb
+++ b/packages/diskscan.rb
@@ -3,11 +3,11 @@ require 'package'
 class Diskscan < Package
   description 'diskscan is intended to find sectors of a storage medium (hard disk, flash drive or pendrive, etc.) which are bad or in the process of going bad.'
   homepage 'http://blog.disksurvey.org/proj/diskscan/'
-  version '0.19'
+  version '0.19-1'
   source_url 'https://github.com/baruch/diskscan/archive/0.19.tar.gz'
-  source_sha1 '74777d57af378fffe209086a026b788cd35d4d05'
+  source_sha256 '92a7298af99043e1e584e4343040b6574b9229f44c122e1cbcb90ba478d928d1'
 
-  depends_on 'cmake'
+  depends_on 'cmake' => :build
   depends_on 'termcap'
 
   def self.build
@@ -18,8 +18,4 @@ class Diskscan < Package
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
-
-  def self.check
-    system "make", "check"
-  end
 end
diff --git a/packages/dmidecode.rb b/packages/dmidecode.rb
new file mode 100644
index 0000000000..98e4ec9bd5
--- /dev/null
+++ b/packages/dmidecode.rb
@@ -0,0 +1,29 @@
+require 'package'
+
+class Dmidecode < Package
+  description "Dmidecode reports information about your system's hardware as described in your system BIOS according to the SMBIOS/DMI standard (see a sample output)."
+  homepage 'http://www.nongnu.org/dmidecode/'
+  version '3.1'
+  source_url 'http://download.savannah.gnu.org/releases/dmidecode/dmidecode-3.1.tar.xz'
+  source_sha256 'd766ce9b25548c59b1e7e930505b4cad9a7bb0b904a1a391fbb604d529781ac0'
+
+  def self.build
+    case ARCH
+    when 'i686', 'x86_64'
+      system 'make'
+    else
+      puts "#{ARCH} architecture not supported.".lightred
+    end
+  end
+
+  def self.install
+    case ARCH
+    when 'i686', 'x86_64'
+      system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+      puts ""
+      puts "To complete the installation, execute the following:".lightblue
+      puts "echo 'export PATH=$PATH:/usr/local/sbin' >> ~/.bashrc && source ~/.bashrc".lightblue
+      puts ""
+    end
+  end
+end
diff --git a/packages/dmxproto.rb b/packages/dmxproto.rb
new file mode 100644
index 0000000000..86de07b5c3
--- /dev/null
+++ b/packages/dmxproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Dmxproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '2.3'
+  source_url 'https://www.x.org/archive/individual/proto/dmxproto-2.3.tar.gz'
+  source_sha256 'a911a086a61c1bb16d35f70b391f167744ee721b5e2a7f22c00bc5a2c1ecb242'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/docbook.rb b/packages/docbook.rb
index f57dee99ca..3d6c9c0871 100644
--- a/packages/docbook.rb
+++ b/packages/docbook.rb
@@ -5,7 +5,7 @@ class Docbook < Package
   homepage 'http://docbook.sourceforge.net/'
   version '1.79.1'
   source_url 'https://downloads.sourceforge.net/project/docbook/docbook-xsl/1.79.1/docbook-xsl-1.79.1.tar.bz2'
-  source_sha1 '7487b2acc7106253bb77fcddc7e1a9788601ad23'
+  source_sha256 '725f452e12b296956e8bfb876ccece71eeecdd14b94f667f3ed9091761a4a968'
 
   def self.install
     system "mkdir -p #{CREW_DEST_DIR}/usr/local/docbook"
diff --git a/packages/docbook_xml.rb b/packages/docbook_xml.rb
new file mode 100644
index 0000000000..3c6d866e70
--- /dev/null
+++ b/packages/docbook_xml.rb
@@ -0,0 +1,92 @@
+require 'package'
+
+# from LFS: http://www.linuxfromscratch.org/blfs/view/cvs/pst/docbook.html
+
+class Docbook_xml < Package
+  description 'document type definitions for verification of XML data files against the DocBook rule set'
+  homepage 'http://www.docbook.org'
+  version '4.3'
+  source_url 'http://www.docbook.org/xml/4.3/docbook-xml-4.3.zip'
+  source_sha256 '23068a94ea6fd484b004c5a73ec36a66aa47ea8f0d6b62cc1695931f5c143464'
+
+  depends_on 'unzip'
+  depends_on 'libxml2'
+  depends_on 'docbook'
+
+  def self.build
+  end
+
+  def self.install
+    system "install -v -d -m755 #{CREW_DEST_DIR}/usr/local/share/xml/docbook/xml-dtd-4.3"
+    system "install -v -d -m755 #{CREW_DEST_DIR}/usr/local/etc/xml"
+    system "cp -v -af docbook.cat *.dtd ent/ *.mod #{CREW_DEST_DIR}/usr/local/share/xml/docbook/xml-dtd-4.3"
+    
+    system "if [ ! -e #{CREW_DEST_DIR}/usr/local/etc/xml/docbook ]; then
+                xmlcatalog --noout --create #{CREW_DEST_DIR}/usr/local/etc/xml/docbook
+            fi &&
+            xmlcatalog --noout --add 'public' \
+                '-//OASIS//DTD DocBook XML V4.3//EN' \
+                'http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd' \
+                #{CREW_DEST_DIR}/usr/local/etc/xml/docbook &&
+            xmlcatalog --noout --add 'public' \
+                '-//OASIS//DTD DocBook XML CALS Table Model V4.3//EN' \
+                'file:///usr/local/share/xml/docbook/xml-dtd-4.3/calstblx.dtd' \
+                #{CREW_DEST_DIR}/usr/local/etc/xml/docbook &&
+            xmlcatalog --noout --add 'public' \
+                '-//OASIS//DTD XML Exchange Table Model 19990315//EN' \
+                'file:///usr/local/share/xml/docbook/xml-dtd-4.3/soextblx.dtd' \
+                #{CREW_DEST_DIR}/usr/local/etc/xml/docbook &&
+            xmlcatalog --noout --add 'public' \
+                '-//OASIS//ELEMENTS DocBook XML Information Pool V4.3//EN' \
+                'file:///usr/local/share/xml/docbook/xml-dtd-4.3/dbpoolx.mod' \
+                #{CREW_DEST_DIR}/usr/local/etc/xml/docbook &&
+            xmlcatalog --noout --add 'public' \
+                '-//OASIS//ELEMENTS DocBook XML Document Hierarchy V4.3//EN' \
+                'file:///usr/local/share/xml/docbook/xml-dtd-4.3/dbhierx.mod' \
+                #{CREW_DEST_DIR}/usr/local/etc/xml/docbook &&
+            xmlcatalog --noout --add 'public' \
+                '-//OASIS//ELEMENTS DocBook XML HTML Tables V4.3//EN' \
+                'file:///usr/local/share/xml/docbook/xml-dtd-4.3/htmltblx.mod' \
+                #{CREW_DEST_DIR}/usr/local/etc/xml/docbook &&
+            xmlcatalog --noout --add 'public' \
+                '-//OASIS//ENTITIES DocBook XML Notations V4.3//EN' \
+                'file:///usr/local/share/xml/docbook/xml-dtd-4.3/dbnotnx.mod' \
+                #{CREW_DEST_DIR}/usr/local/etc/xml/docbook &&
+            xmlcatalog --noout --add 'public' \
+                '-//OASIS//ENTITIES DocBook XML Character Entities V4.3//EN' \
+                'file:///usr/local/share/xml/docbook/xml-dtd-4.3/dbcentx.mod' \
+                #{CREW_DEST_DIR}/usr/local/etc/xml/docbook &&
+            xmlcatalog --noout --add 'public' \
+                '-//OASIS//ENTITIES DocBook XML Additional General Entities V4.3//EN' \
+                'file:///usr/local/share/xml/docbook/xml-dtd-4.3/dbgenent.mod' \
+                #{CREW_DEST_DIR}/usr/local/etc/xml/docbook &&
+            xmlcatalog --noout --add 'rewriteSystem' \
+                'http://www.oasis-open.org/docbook/xml/4.3' \
+                'file:///usr/local/share/xml/docbook/xml-dtd-4.3' \
+                #{CREW_DEST_DIR}/usr/local/etc/xml/docbook &&
+            xmlcatalog --noout --add 'rewriteURI' \
+                'http://www.oasis-open.org/docbook/xml/4.3' \
+                'file:///usr/local/share/xml/docbook/xml-dtd-4.3' \
+                #{CREW_DEST_DIR}/usr/local/etc/xml/docbook"
+    
+    system "if [ ! -e #{CREW_DEST_DIR}/usr/local/etc/xml/catalog ]; then
+                xmlcatalog --noout --create #{CREW_DEST_DIR}/usr/local/etc/xml/catalog
+            fi &&
+            xmlcatalog --noout --add 'delegatePublic' \
+                '-//OASIS//ENTITIES DocBook XML' \
+                'file:///usr/local/etc/xml/docbook' \
+                #{CREW_DEST_DIR}/usr/local/etc/xml/catalog &&
+            xmlcatalog --noout --add 'delegatePublic' \
+                '-//OASIS//DTD DocBook XML' \
+                'file:///usr/local/etc/xml/docbook' \
+                #{CREW_DEST_DIR}/usr/local/etc/xml/catalog &&
+            xmlcatalog --noout --add 'delegateSystem' \
+                'http://www.oasis-open.org/docbook/' \
+                'file:///usr/local/etc/xml/docbook' \
+                #{CREW_DEST_DIR}/usr/local/etc/xml/catalog &&
+            xmlcatalog --noout --add 'delegateURI' \
+                'http://www.oasis-open.org/docbook/' \
+                'file:///usr/local/etc/xml/docbook' \
+                #{CREW_DEST_DIR}/usr/local/etc/xml/catalog"
+  end
+end
diff --git a/packages/docbook_xsl.rb b/packages/docbook_xsl.rb
new file mode 100644
index 0000000000..fbfe23b6c1
--- /dev/null
+++ b/packages/docbook_xsl.rb
@@ -0,0 +1,57 @@
+require 'package'
+
+# from LFS: http://www.linuxfromscratch.org/blfs/view/cvs/pst/docbook-xsl.html
+
+class Docbook_xsl < Package
+  description 'The DocBook XSL Stylesheets package contains XSL stylesheets. These are useful for performing transformations on XML DocBook files.'
+  homepage 'https://github.com/docbook/xslt10-stylesheets'
+  version '1.79.1'
+  source_url 'http://downloads.sourceforge.net/docbook/docbook-xsl-1.79.1.tar.bz2'
+  source_sha256 '725f452e12b296956e8bfb876ccece71eeecdd14b94f667f3ed9091761a4a968'
+
+  depends_on 'unzip'
+  depends_on 'libxml2'
+  depends_on 'libxslt'
+  depends_on 'docbook_xml'
+  depends_on 'docbook'
+
+  def self.build
+  end
+
+  def self.install
+    system "install -v -m755 -d #{CREW_DEST_DIR}/usr/local/share/xml/docbook/xsl-stylesheets-1.79.1 &&
+            cp -v -R VERSION assembly common eclipse epub epub3 extensions fo        \
+                     highlighting html htmlhelp images javahelp lib manpages params  \
+                     profiling roundtrip slides template tests tools webhelp website \
+                     xhtml xhtml-1_1 xhtml5                                          \
+                #{CREW_DEST_DIR}/usr/local/share/xml/docbook/xsl-stylesheets-1.79.1 &&
+            
+            ln -s VERSION #{CREW_DEST_DIR}/usr/local/share/xml/docbook/xsl-stylesheets-1.79.1/VERSION.xsl &&
+            
+            install -v -m644 -D README \
+                                #{CREW_DEST_DIR}/usr/local/share/doc/docbook-xsl-1.79.1/README.txt &&
+            install -v -m644    RELEASE-NOTES* NEWS* \
+                                #{CREW_DEST_DIR}/usr/local/share/doc/docbook-xsl-1.79.1"
+    
+    system "xmlcatalog --noout --add 'rewriteSystem' \
+                       'http://docbook.sourceforge.net/release/xsl/1.79.1' \
+                       '#{CREW_DEST_DIR}/usr/local/share/xml/docbook/xsl-stylesheets-1.79.1' \
+                /usr/local/etc/xml/catalog &&
+            
+            xmlcatalog --noout --add 'rewriteURI' \
+                       'http://docbook.sourceforge.net/release/xsl/1.79.1' \
+                       '#{CREW_DEST_DIR}/usr/local/share/xml/docbook/xsl-stylesheets-1.79.1' \
+                /usr/local/etc/xml/catalog &&
+            
+            xmlcatalog --noout --add 'rewriteSystem' \
+                       'http://docbook.sourceforge.net/release/xsl/current' \
+                       '#{CREW_DEST_DIR}/usr/local/share/xml/docbook/xsl-stylesheets-1.79.1' \
+                /usr/local/etc/xml/catalog &&
+            
+            xmlcatalog --noout --add 'rewriteURI' \
+                       'http://docbook.sourceforge.net/release/xsl/current' \
+                       '#{CREW_DEST_DIR}/usr/local/share/xml/docbook/xsl-stylesheets-1.79.1' \
+                /usr/local/etc/xml/catalog"
+
+  end
+end
diff --git a/packages/dos2unix.rb b/packages/dos2unix.rb
index f25991e65f..30cf3a80ba 100644
--- a/packages/dos2unix.rb
+++ b/packages/dos2unix.rb
@@ -3,13 +3,12 @@ require 'package'
 class Dos2unix < Package
   description 'dos2unix includes utilities to convert text files with DOS or Mac line endings to Unix line endings and vice versa.'
   homepage 'http://freecode.com/projects/dos2unix'
-  version '7.3.4'
-  source_url 'https://sourceforge.net/projects/dos2unix/files/dos2unix/7.3.4/dos2unix-7.3.4.tar.gz'
-  source_sha1 'f19641741806b8411566144bfdf56df718b4aca0'
+  version '7.3.5'
+  source_url 'https://downloads.sourceforge.net/project/dos2unix/dos2unix/7.3.5/dos2unix-7.3.5.tar.gz'
+  source_sha256 'a72caa2fb5cb739403315472fe522eda41aabab2a02ad6f5589639330af262e5'
 
   def self.build
     system 'make'
-    system 'make strip'
   end
 
   def self.install
diff --git a/packages/dri2proto.rb b/packages/dri2proto.rb
new file mode 100644
index 0000000000..098dbe7a69
--- /dev/null
+++ b/packages/dri2proto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Dri2proto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '2.8'
+  source_url 'https://www.x.org/archive/individual/proto/dri2proto-2.8.tar.gz'
+  source_sha256 '7e65b031eaa6ebe23c75583d4abd993ded7add8009b4200a4db7aa10728b0f61'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/dri3proto.rb b/packages/dri3proto.rb
new file mode 100644
index 0000000000..01ead076e9
--- /dev/null
+++ b/packages/dri3proto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Dri3proto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '1.0'
+  source_url 'https://www.x.org/archive/individual/proto/dri3proto-1.0.tar.gz'
+  source_sha256 'e1a0dad3009ecde52c0bf44187df5f95cc9a7cc0e76dfc2f2bbf3e909fe03fa9'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/dropbox.rb b/packages/dropbox.rb
index 033747566d..1af2935629 100644
--- a/packages/dropbox.rb
+++ b/packages/dropbox.rb
@@ -1,32 +1,35 @@
 require 'package'
 
 class Dropbox < Package
-  description 'Dropbox simplifies the way you create, share and collaborate. Bring your photos, docs, and videos anywhere and keep your files safe.'
+  description 'Dropbox simplifies the way you create, share and collaborate.  Bring your photos, docs, and videos anywhere and keep your files safe.'
   homepage 'https://www.dropbox.com/'
-  version '28.4.14'
+  version '32.4.23-1'
   case ARCH
-  when 'x86'
-    source_url 'https://clientupdates.dropboxstatic.com/dbx-releng/client/dropbox-lnx.x86-28.4.14.tar.gz'
-    source_sha1 '32f5e412b8f630c057bc4d4a8a034fe9af685ddc'
+  when 'i686'
+    source_url 'https://clientupdates.dropboxstatic.com/dbx-releng/client/dropbox-lnx.x86-32.4.23.tar.gz'
+    source_sha256 'd7e130f2872fb2d141f8d2f892f7a2c29b95ccd3620398c21ea53dee878dc075'
   when 'x86_64'
-    source_url 'https://clientupdates.dropboxstatic.com/dbx-releng/client/dropbox-lnx.x86_64-28.4.14.tar.gz'
-    source_sha1 '40f4f37b64394d42f4fa3d6b3d53553f854587e4'
+    source_url 'https://clientupdates.dropboxstatic.com/dbx-releng/client/dropbox-lnx.x86_64-32.4.23.tar.gz'
+    source_sha256 'a18dca750e72e0604b9798bfe5e0b9b7a2b5ed43116ab96166a298ae3c1b5086'
   else
-    abort 'Unable to install dropboxd.  Supported architectures include x86 and x86_64 only.'.lightred
+    puts 'Unable to install dropboxd.  Supported architectures include i686 and x86_64 only.'.lightred
   end
 
-  depends_on 'python'
+  depends_on 'python27' unless File.exists? '/usr/local/bin/python'
+
+  def self.build
+    system "wget https://linux.dropbox.com/packages/dropbox.py"
+    system "sed -i 's,~/.dropbox-dist,#{CREW_LIB_PREFIX}/dropbox,g' dropbox.py"
+    system "echo '#!/bin/bash' > dropbox"
+    system "echo 'python #{CREW_PREFIX}/bin/dropbox.py \"\$@\"' >> dropbox"
+    system "chmod +x dropbox"
+  end
 
   def self.install
-    system "wget https://linux.dropbox.com/packages/dropbox.py"
-    abort "Checksum mismatch. :/ Try again.".lightred unless Digest::SHA1.hexdigest( File.read("dropbox.py") ) == "de22fc6e68d5ff80885da032b79a8ad88f12d770"
-    system "sed -i 's,~/.dropbox-dist,/usr/local/bin,g' dropbox.py"
-    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
-    system "cp -r .dropbox-dist/. #{CREW_DEST_DIR}/usr/local/bin"
-    system "echo '#!/bin/bash' > dropbox"
-    system "echo 'python /usr/local/bin/dropbox.py \$1' >> dropbox"
-    system "chmod +x dropbox"
-    system "cp dropbox.py #{CREW_DEST_DIR}/usr/local/bin"
-    system "cp dropbox #{CREW_DEST_DIR}/usr/local/bin"
+    system "mkdir -p #{CREW_DEST_PREFIX}/bin"
+    system "mkdir -p #{CREW_DEST_LIB_PREFIX}/dropbox"
+    system "cp -r .dropbox-dist/* #{CREW_DEST_LIB_PREFIX}/dropbox"
+    system "cp dropbox.py #{CREW_DEST_PREFIX}/bin"
+    system "cp dropbox #{CREW_DEST_PREFIX}/bin"
   end
 end
diff --git a/packages/dropbox_uploader.rb b/packages/dropbox_uploader.rb
new file mode 100644
index 0000000000..d0c7b305cd
--- /dev/null
+++ b/packages/dropbox_uploader.rb
@@ -0,0 +1,24 @@
+require 'package'
+
+class Dropbox_uploader < Package
+  description 'Dropbox Uploader is a BASH script which can be used to upload, download, list or delete files from Dropbox, an online file sharing, synchronization and backup service.'
+  homepage 'https://github.com/andreafabrizi/Dropbox-Uploader'
+  version '1.0'
+  source_url 'https://github.com/andreafabrizi/Dropbox-Uploader/archive/1.0.tar.gz'
+  source_sha256 '8c9be8bd38fb3b0f0b4d1a863132ad38c8299ac62ecfbd1e818addf32b48d84c'
+
+  depends_on 'curl'
+
+  def self.install
+    system "sed -i 's,dropbox_uploader.sh,dropbox_uploader,g' dropShell.sh"
+    system "chmod +x dropShell.sh"
+    system "chmod +x dropbox_uploader.sh"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "cp dropShell.sh #{CREW_DEST_DIR}/usr/local/bin/dropshell"
+    system "cp dropbox_uploader.sh #{CREW_DEST_DIR}/usr/local/bin/dropbox_uploader"
+    puts ""
+    puts "Type 'dropbox_uploader' and follow the instructions to finish the installation.".lightblue
+    puts "To execute The Interactive Dropbox SHELL, type 'dropshell'.".lightblue
+    puts ""
+  end
+end
diff --git a/packages/dstat.rb b/packages/dstat.rb
index 18f95de944..fc6e55e2fb 100644
--- a/packages/dstat.rb
+++ b/packages/dstat.rb
@@ -5,7 +5,7 @@ class Dstat < Package
   homepage 'http://dag.wiee.rs/home-made/dstat/'
   version '0.7.3'
   source_url 'https://github.com/dagwieers/dstat/archive/0.7.3.tar.gz'
-  source_sha1 '1e410412a1f53b7be5292354e815785f480fd0e5'
+  source_sha256 '46e63821857b69fbc60cb2c7d893ccdd6f31cd9ef24b8bb0b68951e1c7374898'
 
   depends_on "python27"
 
@@ -13,6 +13,6 @@ class Dstat < Package
   end
 
   def self.install
-    system "make", "prefix=/usr/local", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "prefix=/usr/local", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/dtrx.rb b/packages/dtrx.rb
index 630e7fb635..518d9d60bd 100644
--- a/packages/dtrx.rb
+++ b/packages/dtrx.rb
@@ -5,7 +5,7 @@ class Dtrx < Package
   homepage 'https://brettcsmith.org/2007/dtrx/'
   version '7.1'
   source_url 'https://brettcsmith.org/2007/dtrx/dtrx-7.1.tar.gz'
-  source_sha1 '05cfe705a04a8b84571b0a5647cd2648720791a4'
+  source_sha256 '1c9afe48e9d9d4a1caa4c9b0c50593c6fe427942716ce717d81bae7f8425ce97'
 
   depends_on 'binutils'
   depends_on 'bz2'
diff --git a/packages/ed.rb b/packages/ed.rb
index a6b71cffbd..f670eabef1 100644
--- a/packages/ed.rb
+++ b/packages/ed.rb
@@ -5,7 +5,7 @@ class Ed < Package
   homepage 'http://www.gnu.org/software/ed/ed.html'
   version '1.14.2-1'
   source_url 'http://ftpmirror.gnu.org/ed/ed-1.14.2.tar.lz'
-  source_sha1 '3e8aa331ffbc929884107ff3f8fbd76d01252277'
+  source_sha256 'f57962ba930d70d02fc71d6be5c5f2346b16992a455ab9c43be7061dec9810db'
 
   # only lz archive is available for ed and it requires lzip.
   depends_on 'lzip' => :build
@@ -16,7 +16,7 @@ class Ed < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/elixir.rb b/packages/elixir.rb
index 22f6956f2a..23ec54cf34 100644
--- a/packages/elixir.rb
+++ b/packages/elixir.rb
@@ -3,17 +3,22 @@ require 'package'
 class Elixir < Package
   description 'Elixir is a dynamic, functional language designed for building scalable and maintainable applications.'
   homepage 'http://elixir-lang.org/'
-  version '1.3.1'
-  depends_on 'erlang'
+  version '1.5.0'
+  source_url 'https://github.com/elixir-lang/elixir/releases/download/v1.5.0/Precompiled.zip'
+  source_sha256 '01841d8f973e10ea2e8e29342193063efb5ebe2c598c21dc8a3b93ec8428466a'
 
-  source_url 'https://github.com/elixir-lang/elixir/archive/v1.3.1.tar.gz'
-  source_sha1 '29dc1b4da5e051ad71ad84b6886d7c184e4b9add'
+  depends_on 'erlang'
+  depends_on 'unzip'
 
   def self.build
-    system 'make clean test'
+    # do noting
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+    system "mkdir -p #{CREW_DEST_DIR}#{CREW_PREFIX}"
+    system "mkdir -p #{CREW_DEST_DIR}#{CREW_PREFIX}/share"
+    system "mv bin #{CREW_DEST_DIR}#{CREW_PREFIX}"
+    system "mv lib #{CREW_DEST_DIR}#{CREW_PREFIX}"
+    system "mv man #{CREW_DEST_DIR}#{CREW_PREFIX}/share"
   end
 end
diff --git a/packages/emacs.rb b/packages/emacs.rb
index 58c691053f..57ccc54792 100644
--- a/packages/emacs.rb
+++ b/packages/emacs.rb
@@ -5,7 +5,7 @@ class Emacs < Package
   homepage 'http://www.gnu.org/software/emacs/'
   version '25.1'
   source_url 'ftp://ftp.gnu.org/gnu/emacs/emacs-25.1.tar.xz'
-  source_sha1 '983e457971e3e3c8964d039c113033f98132b8a8'
+  source_sha256 '19f2798ee3bc26c95dca3303e7ab141e7ad65d6ea2b6945eeba4dbea7df48f33'
 
   depends_on "zlibpkg" => :build
   depends_on "diffutils" => :build
diff --git a/packages/erlang.rb b/packages/erlang.rb
index 368baf8f3c..7368e615d9 100644
--- a/packages/erlang.rb
+++ b/packages/erlang.rb
@@ -3,9 +3,11 @@ require 'package'
 class Erlang < Package
   description 'Erlang is a programming language used to build massively scalable soft real-time systems with requirements on high availability.'
   homepage 'http://www.erlang.org/'
-  version '19.2'
-  source_url 'http://www.erlang.org/download/otp_src_19.2.tar.gz'
-  source_sha1 'f5188ba6f496b9d1c37597705d095b4e6aa7bcd3'
+  version '20.0'
+  source_url 'http://erlang.org/download/otp_src_20.0.tar.gz'
+  source_sha256 'fe80e1e14a2772901be717694bb30ac4e9a07eee0cc7a28988724cbd21476811'
+
+  depends_on 'flex' => :build
 
   def self.build
     system 'export ERL_OTP=`pwd`'
diff --git a/packages/expat.rb b/packages/expat.rb
index f948e92604..38c54200f4 100644
--- a/packages/expat.rb
+++ b/packages/expat.rb
@@ -3,21 +3,17 @@ require 'package'
 class Expat < Package
   description 'James Clark\'s Expat XML parser library in C.'
   homepage 'https://sourceforge.net/projects/expat/'
-  version '2.2.0'
-  source_url 'https://sourceforge.net/projects/expat/files/expat/2.2.0/expat-2.2.0.tar.bz2/download'
-  source_sha1 '8453bc52324be4c796fd38742ec48470eef358b3'
+  version '2.2.2'
+  source_url 'https://downloads.sourceforge.net/project/expat/expat/2.2.2/expat-2.2.2.tar.bz2'
+  source_sha256 '4376911fcf81a23ebd821bbabc26fd933f3ac74833f74924342c29aad2c86046'
 
   def self.build
-    system "./configure", "--enable-shared", "--disable-static", "--with-pic"
+    system "./configure", "--libdir=#{CREW_LIB_PREFIX}", "--enable-shared", "--disable-static", "--with-pic"
     system "make"
   end
 
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
-
-    # strip binary and library
-    system "strip #{CREW_DEST_DIR}/usr/local/bin/xmlwf"
-    system "strip -S #{CREW_DEST_DIR}/usr/local/lib/libexpat.so.*"
   end
 
   def self.check
diff --git a/packages/expect.rb b/packages/expect.rb
index 0048feeba6..a29f30b98e 100644
--- a/packages/expect.rb
+++ b/packages/expect.rb
@@ -5,15 +5,13 @@ class Expect < Package
   homepage 'http://expect.sourceforge.net/'
   version '5.45-1'
   source_url 'http://prdownloads.sourceforge.net/expect/expect5.45.tar.gz'
-  source_sha1 'e634992cab35b7c6931e1f21fbb8f74d464bd496'
+  source_sha256 'b28dca90428a3b30e650525cdc16255d76bb6ccd65d448be53e620d95d5cc040'
 
   depends_on "tcl"
 
   def self.build
     system "./configure", "--prefix=/usr/local"
     system "make"
-    system "find . -name '*.so' -print | xargs strip -S"
-    system "strip expect"
   end
 
   def self.install
diff --git a/packages/fasd.rb b/packages/fasd.rb
index 7090356499..d5ec617862 100644
--- a/packages/fasd.rb
+++ b/packages/fasd.rb
@@ -5,7 +5,7 @@ class Fasd < Package
   homepage 'https://github.com/clvv/fasd'
   version '1.0.1'
   source_url 'https://github.com/clvv/fasd/archive/1.0.1.tar.gz'
-  source_sha1 'aeb3f9c6f8f9e4355016e3255429bcad5c7a5689'
+  source_sha256 '88efdfbbed8df408699a14fa6c567450bf86480f5ff3dde42d0b3e1dee731f65'
 
   def self.install
     system "sed -i 's,share/man,man,' Makefile"
diff --git a/packages/fetch.rb b/packages/fetch.rb
new file mode 100644
index 0000000000..15e5b3ff27
--- /dev/null
+++ b/packages/fetch.rb
@@ -0,0 +1,22 @@
+require 'package'
+
+class Fetch < Package
+  description 'fetch makes it easy to download files, folders, or release assets from a specific commit, branch, or tag of a public or private GitHub repo.'
+  homepage 'https://github.com/gruntwork-io/fetch'
+  version '0.1.1'
+  source_url 'https://github.com/gruntwork-io/fetch/archive/v0.1.1.tar.gz'
+  source_sha256 'ff3072da89c36a5031a3585ec6898113005185e76f626cf4ca8cffee4b62446d'
+
+  depends_on 'go'
+
+  def self.build
+    system "go get github.com/urfave/cli"
+    system "go get github.com/hashicorp/go-version"
+    system "sed -i 's,codegangsta,urfave,g' main.go"
+  end
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "go build -ldflags \"-X main.VERSION=v0.1.1\" -o #{CREW_DEST_DIR}/usr/local/bin/fetch"
+  end
+end
diff --git a/packages/ffcall.rb b/packages/ffcall.rb
index 33d38c9639..7dba0e2151 100644
--- a/packages/ffcall.rb
+++ b/packages/ffcall.rb
@@ -5,7 +5,7 @@ class Ffcall < Package
   homepage 'http://www.haible.de/bruno/packages-ffcall-README.html'
   version '1.10-1'
   source_url 'http://www.haible.de/bruno/gnu/ffcall-1.10.tar.gz'
-  source_sha1 '6b4fdc7bd38b434bbf3d65508a3d117fc8b349f3'
+  source_sha256 '6f1b5b8fc84b2c0051637fb1e4e4f8b975f5f98bff8fe053c1992347baa4983d'
 
   def self.build
     system "./configure --prefix=/usr/local CFLAGS=\" -fPIC\""
diff --git a/packages/ffmpeg.rb b/packages/ffmpeg.rb
index 8e6bac079a..4885104b9a 100644
--- a/packages/ffmpeg.rb
+++ b/packages/ffmpeg.rb
@@ -5,7 +5,7 @@ class Ffmpeg < Package
   homepage 'https://ffmpeg.org/'
   version '3.3.1'
   source_url 'https://ffmpeg.org/releases/ffmpeg-3.3.1.tar.xz'
-  source_sha1 'ace4539bbb1ef9abb59842137b2a206ca5659f36'
+  source_sha256 'b702a7fc656ac23e276b8c823a2f646e4e6f6309bb2788435a708e69bea98f2f'
 
   depends_on 'gnutls'
   depends_on 'libass'
diff --git a/packages/figlet.rb b/packages/figlet.rb
index d1d009f722..f6ec9eace1 100644
--- a/packages/figlet.rb
+++ b/packages/figlet.rb
@@ -5,13 +5,13 @@ class Figlet < Package
   homepage 'http://www.figlet.org/'
   version '2.2.5'
   source_url 'ftp://ftp.figlet.org/pub/figlet/program/unix/figlet-2.2.5.tar.gz'
-  source_sha1 'dda696958c161bd71d6590152c94c4f705415727'
+  source_sha256 'bf88c40fd0f077dab2712f54f8d39ac952e4e9f2e1882f1195be9e5e4257417d'
 
   def self.build
     system "make", "PREFIX=/usr/local"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/filecmd.rb b/packages/filecmd.rb
index 5158bebc0f..2270f50b7e 100644
--- a/packages/filecmd.rb
+++ b/packages/filecmd.rb
@@ -5,16 +5,15 @@ class Filecmd < Package
   homepage 'ftp://ftp.astron.com/pub/file'
   version '5.31'
   source_url 'ftp://ftp.astron.com/pub/file/file-5.31.tar.gz'
-  source_sha1 'd66f71fb29ec0e9cecbefe9d7433d7a315f3302c'
+  source_sha256 '09c588dac9cff4baa054f51a36141793bcf64926edc909594111ceae60fce4ee'
 
   def self.build
-    system "./configure"
+    system "./configure --libdir=#{CREW_LIB_PREFIX}"
     system "make"
-    system "find . -name 'lib*.so.*' -print | xargs strip -S"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/finch.rb b/packages/finch.rb
index 94dbabedc1..c7da2ff047 100644
--- a/packages/finch.rb
+++ b/packages/finch.rb
@@ -5,7 +5,7 @@ class Finch < Package
   homepage 'http://pidgin.im/'
   version '2.12.0'
   source_url 'https://downloads.sourceforge.net/project/pidgin/Pidgin/2.12.0/pidgin-2.12.0.tar.bz2'
-  source_sha1 '38f48c48978425b86fc9f4e8ba08216ff379451b'
+  source_sha256 '8c3d3536d6d3c971bd433ff9946678af70a0f6aa4e6969cc2a83bb357015b7f8'
 
   depends_on 'glib'
   depends_on 'ncursesw'
diff --git a/packages/fish.rb b/packages/fish.rb
index 04eb0e88f8..c6df6a5ce1 100644
--- a/packages/fish.rb
+++ b/packages/fish.rb
@@ -3,9 +3,9 @@ require 'package'
 class Fish < Package
   description 'fish is a smart and user-friendly command line shell for macOS, Linux, and the rest of the family.'
   homepage 'http://fishshell.com/'
-  version '2.5.0'
-  source_url 'https://github.com/fish-shell/fish-shell/releases/download/2.5.0/fish-2.5.0.tar.gz'
-  source_sha1 'ec52debe0a829b9df29f658697523af7c18ee778'
+  version '2.6.0'
+  source_url 'https://github.com/fish-shell/fish-shell/releases/download/2.6.0/fish-2.6.0.tar.gz'
+  source_sha256 '7ee5bbd671c73e5323778982109241685d58a836e52013e18ee5d9f2e638fdfb'
 
   depends_on 'ncurses'
 
diff --git a/packages/fixesproto.rb b/packages/fixesproto.rb
new file mode 100644
index 0000000000..8d2422ec21
--- /dev/null
+++ b/packages/fixesproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Fixesproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '5.0'
+  source_url 'https://www.x.org/archive/individual/proto/fixesproto-5.0.tar.gz'
+  source_sha256 '67865a0e3cdc7dec1fd676f0927f7011ad4036c18eb320a2b41dbd56282f33b8'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/flex.rb b/packages/flex.rb
index 885a18bd29..4a97f90f8b 100644
--- a/packages/flex.rb
+++ b/packages/flex.rb
@@ -5,19 +5,18 @@ class Flex < Package
   homepage 'https://www.gnu.org/software/flex/'
   version '2.6.4'
   source_url 'https://github.com/westes/flex/releases/download/v2.6.4/flex-2.6.4.tar.gz'
-  source_sha1 'fafece095a0d9890ebd618adb1f242d8908076e1'
+  source_sha256 'e87aae032bf07c26f85ac0ed3250998c37621d95f8bd748b31f15b33c45ee995'
 
   depends_on 'm4'
   depends_on 'bison' => :build
 
   def self.build
-    system "./configure", "--with-pic", "--disable-static", "--enable-shared"
+    system "./configure", "--libdir=#{CREW_LIB_PREFIX}", "--with-pic", "--disable-static", "--enable-shared"
     system "make"
-    system "find . -name 'lib*.so.*' -print | xargs strip -S"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/fly.rb b/packages/fly.rb
new file mode 100644
index 0000000000..70ac6e9b32
--- /dev/null
+++ b/packages/fly.rb
@@ -0,0 +1,20 @@
+require 'package'
+
+class Fly < Package
+  description 'fly is a C program that creates PNG, JPEG or GIF images on the fly from CGI and other programs.'
+  homepage 'http://martin.gleeson.com/fly/index.html'
+  version '1.6.5'
+  source_url 'http://www.w3perl.com/fly/dist/fly-1.6.5.tar.gz'
+  source_sha256 '8411915a9acd9a3d86896db5a53ac6bd4e35b44106c0f180cc0f96a6f02a62c9'
+
+  depends_on 'libgd'
+
+  def self.build
+    system 'make'
+  end
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "cp fly #{CREW_DEST_DIR}/usr/local/bin"
+  end
+end
diff --git a/packages/fontcacheproto.rb b/packages/fontcacheproto.rb
new file mode 100644
index 0000000000..d3b20dc394
--- /dev/null
+++ b/packages/fontcacheproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Fontcacheproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '0.13'
+  source_url 'https://www.x.org/archive/individual/proto/fontcacheproto-0.1.3.tar.gz'
+  source_sha256 '759b4863b55a25bfc8f977d8ed969da0b99b3c823f33c674d6da5825f9df9a79'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/fontconfig.rb b/packages/fontconfig.rb
index 942a238e6a..c3960938cd 100644
--- a/packages/fontconfig.rb
+++ b/packages/fontconfig.rb
@@ -3,16 +3,18 @@ require 'package'
 class Fontconfig < Package
   description 'Fontconfig is a library for configuring and customizing font access.'
   homepage 'https://www.freedesktop.org/software/fontconfig/front.html'
-  version '2.11.94-1'
-  source_url 'http://www.freedesktop.org/software/fontconfig/release/fontconfig-2.11.94.tar.gz'
-  source_sha1 '3748d8a2b9cf8052dbd003f524d829157f1ead83'
+  version '2.12.4'
+  source_url 'https://www.freedesktop.org/software/fontconfig/release/fontconfig-2.12.4.tar.bz2'
+  source_sha256 '668293fcc4b3c59765cdee5cee05941091c0879edcc24dfec5455ef83912e45c'
 
+  depends_on 'expat'
+  depends_on 'gperf'
   depends_on 'pkgconfig'
   depends_on 'freetype'
 
   def self.build
-      system "./configure CFLAGS=\" -fPIC\""
-      system "make"
+      system './configure CFLAGS=" -fPIC" --localstatedir=/usr/local/cache'
+      system 'make'
   end
 
   def self.install
diff --git a/packages/fontsproto.rb b/packages/fontsproto.rb
new file mode 100644
index 0000000000..31a42f45c4
--- /dev/null
+++ b/packages/fontsproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Fontsproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '2.1.3'
+  source_url 'https://www.x.org/archive/individual/proto/fontsproto-2.1.3.tar.gz'
+  source_sha256 '72c44e63044b2b66f6fa112921621ecc20c71193982de4f198d9a29cda385c5e'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/foremost.rb b/packages/foremost.rb
index c652096b43..e77ce42220 100644
--- a/packages/foremost.rb
+++ b/packages/foremost.rb
@@ -5,7 +5,7 @@ class Foremost < Package
   homepage 'http://foremost.sourceforge.net/'
   version '1.5.7'
   source_url 'http://foremost.sourceforge.net/pkg/foremost-1.5.7.tar.gz'
-  source_sha1 'c26d68990d7bd5245d5f7dc83c9217642a7a2056'
+  source_sha256 '502054ef212e3d90b292e99c7f7ac91f89f024720cd5a7e7680c3d1901ef5f34'
 
   def self.build
     system "make"
diff --git a/packages/freetype.rb b/packages/freetype.rb
index cfe44c0148..cca06b123e 100644
--- a/packages/freetype.rb
+++ b/packages/freetype.rb
@@ -3,9 +3,11 @@ require 'package'
 class Freetype < Package
   description 'FreeType is a freely available software library to render fonts.'
   homepage 'https://www.freetype.org/'
-  version '2.7.1'
-  source_url 'http://download.savannah.gnu.org/releases/freetype/freetype-2.7.1.tar.gz'
-  source_sha1 '60fb8097901a887b8e8f6e7f777ef0516ae68022'
+  version '2.8'
+  source_url 'http://download.savannah.gnu.org/releases/freetype/freetype-2.8.tar.bz2'
+  source_sha256 'a3c603ed84c3c2495f9c9331fe6bba3bb0ee65e06ec331e0a0fb52158291b40b'
+
+  depends_on 'expat'
 
   def self.build
       system "./configure CFLAGS=\" -fPIC\""
diff --git a/packages/fribidi.rb b/packages/fribidi.rb
index 599f653b58..1a86b7bc61 100644
--- a/packages/fribidi.rb
+++ b/packages/fribidi.rb
@@ -5,7 +5,7 @@ class Fribidi < Package
   homepage 'https://www.fribidi.org/'
   version '0.19.7'
   source_url 'https://www.fribidi.org/download/fribidi-0.19.7.tar.bz2'
-  source_sha1 'e470e078eafe6c065708def3e037c129c0d7367d'
+  source_sha256 '08222a6212bbc2276a2d55c3bf370109ae4a35b689acbc66571ad2a670595a8e'
 
   def self.build
     system "./configure"
diff --git a/packages/fslint.rb b/packages/fslint.rb
new file mode 100644
index 0000000000..df19ed5444
--- /dev/null
+++ b/packages/fslint.rb
@@ -0,0 +1,37 @@
+require 'package'
+
+class Fslint < Package
+  description 'FSlint is a utility to find and clean various forms of lint on a filesystem.'
+  homepage 'http://www.pixelbeat.org/fslint/'
+  version '2.46'
+  source_url 'http://www.pixelbeat.org/fslint/fslint-2.46.tar.xz'
+  source_sha256 'f15daebfecfd2eea0d3b48a0193e25974b71dcf1e4b4a33d5a3dcfb7bb9c90cc'
+
+  depends_on 'help2man'
+
+  def self.build
+    system 'rm -f man/*'
+    system 'chmod +x fslint/supprt/fslver'
+    system 'help2man -N fslint/findup > man/findup.1'
+    system 'help2man -N fslint/findnl > man/findnl.1'
+    system 'help2man -N fslint/findu8 > man/findu8.1'
+    system 'help2man -N fslint/findbl > man/findbl.1'
+    system 'help2man -N fslint/findsn > man/findsn.1'
+    system 'help2man -N fslint/finded > man/finded.1'
+    system 'help2man -N fslint/findid > man/findid.1'
+    system 'help2man -N fslint/findns > man/findns.1'
+    system 'help2man -N fslint/findrs > man/findrs.1'
+    system 'help2man -N fslint/findtf > man/findtf.1'
+    system 'help2man -N fslint/findul > man/findul.1'
+    system 'help2man -N fslint/fslint > man/fslint.1'
+    system 'help2man -N fslint/zipdir > man/zipdir.1'
+  end
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/man/man1"
+    system "cp -r fslint/* #{CREW_DEST_DIR}/usr/local/bin"
+    system "cp fslint/fstool/lS #{CREW_DEST_DIR}/usr/local/bin"
+    system "cp man/* #{CREW_DEST_DIR}/usr/local/man/man1"
+  end
+end
diff --git a/packages/fuse.rb b/packages/fuse.rb
index e5fcee307e..7bc6436d45 100644
--- a/packages/fuse.rb
+++ b/packages/fuse.rb
@@ -3,12 +3,19 @@ require 'package'
 class Fuse < Package
   description 'The reference implementation of the Linux FUSE (Filesystem in Userspace) interface.'
   homepage 'https://github.com/libfuse/libfuse'
-  version '2.9.7'
-  source_url 'https://github.com/libfuse/libfuse/releases/download/fuse-2.9.7/fuse-2.9.7.tar.gz'
-  source_sha1 'cd174e3d37995a42fad32fac92f76cd18e24174f'
+  # The version of libfuse need to be matched with ChromeOS /usr/lib/libfuse.so since we must use
+  # /sbin/mount.fuse which is not possible to be overwritten.  If we use different version of
+  # libfuse, it may cause errors.  Chrome OS 59 and 60 use libfuse 2.8.6.
+  version '2.8.6'
+  source_url 'https://github.com/libfuse/libfuse/releases/download/fuse_2_9_4/fuse-2.8.6.tar.gz'
+  source_sha256 '1ec1913e38f09b2a9ec1579e1800805b5e2c747d1dce515e316dbb665ca139d6'
 
   def self.build
-    system "./configure"
+    # Disable util since we must use pre-installed /sbin/mount.fuse
+    system "./configure", "--libdir=#{CREW_LIB_PREFIX}", "--enable-shared", "--disable-static", "--with-pic", "--disable-util"
+    # A workaround to "'CLONE_NEWNS' undeclared" error.  See below for details.
+    # https://github.com/libfuse/libfuse/commit/ae43094c13ecf49e0b738bbda633cf193c7b3670
+    system "sed -i util/fusermount.c -e '1i#define _GNU_SOURCE'"
     system "make"
   end
 
diff --git a/packages/gawk.rb b/packages/gawk.rb
index 8b44795dc2..c18f224ef2 100644
--- a/packages/gawk.rb
+++ b/packages/gawk.rb
@@ -5,7 +5,7 @@ class Gawk < Package
   homepage 'https://www.gnu.org/software/gawk/'
   version '4.1.4-1'
   source_url 'http://ftp.gnu.org/gnu/gawk/gawk-4.1.4.tar.xz'
-  source_sha1 'd67e00e2f6178e9cbd2c0ba923ae157bc0b3b570'
+  source_sha256 '53e184e2d0f90def9207860531802456322be091c7b48f23fdc79cda65adc266'
 
   depends_on 'libsigsegv'
   depends_on 'readline' => :build
@@ -14,13 +14,12 @@ class Gawk < Package
   depends_on 'gmp'
 
   def self.build
-    system './configure', '--prefix=/usr/local'
+    system './configure', "--prefix=#{CREW_PREFIX}", "--libdir=#{CREW_LIB_PREFIX}"
     system 'make'
-    system "find . -name '*.so' -print | xargs strip -S"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/gc.rb b/packages/gc.rb
index 86111c0dde..3987e6de8f 100644
--- a/packages/gc.rb
+++ b/packages/gc.rb
@@ -3,16 +3,20 @@ require 'package'
 class Gc < Package
   description 'A garbage collector for C and C++.'
   homepage 'http://www.hboehm.info/gc/'
-  version '7.2g'
-  source_url 'http://www.hboehm.info/gc/gc_source/gc-7.2g.tar.gz'
-  source_sha1 'd470f6c0dcb55f8a4f26199731edf006eba5b85c'
+  version '7.6.0'
+  source_url 'http://www.hboehm.info/gc/gc_source/gc-7.6.0.tar.gz'
+  source_sha256 'a14a28b1129be90e55cd6f71127ffc5594e1091d5d54131528c24cd0c03b7d90'
+
+  depends_on 'libatomic_ops'
+  depends_on 'libtool'
 
   def self.build
-    system "./configure --prefix=/usr/local"
-    system "make"
+    system './configure'
+    system 'make'
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+    system "libtool --finish /usr/local/lib"
   end
 end
diff --git a/packages/gcc.rb b/packages/gcc.rb
index bd8695504f..4f853ec7a8 100644
--- a/packages/gcc.rb
+++ b/packages/gcc.rb
@@ -3,19 +3,19 @@ require 'package'
 class Gcc < Package
   description 'The GNU Compiler Collection includes front ends for C, C++, Objective-C, Fortran, Ada, and Go.'
   homepage 'https://www.gnu.org/software/gcc/'
-  version '4.9.x-cc1.3'
+  version '4.9.4-1'
 
   binary_url ({
-    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.3/gcc-4.9.x-cc1.3-chromeos-armv7l.tar.xz',
-    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.3/gcc-4.9.x-cc1.3-chromeos-armv7l.tar.xz',
-    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.3/gcc-4.9.x-cc1.3-chromeos-i686.tar.xz',
-    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.3/gcc-4.9.x-cc1.3-chromeos-x86_64.tar.xz',
+    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.8/gcc-4.9.4-chromeos-armv7l.tar.xz',
+    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/gcc-4.9.4-chromeos-armv7l.tar.xz',
+    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.8/gcc-4.9.4-chromeos-i686.tar.xz',
+    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/gcc-4.9.4-chromeos-x86_64.tar.xz',
   })
-  binary_sha1 ({
-    aarch64: 'b71b4f64ff0ab9d32ed15714889046a329b1019c',
-    armv7l:  'b71b4f64ff0ab9d32ed15714889046a329b1019c',
-    i686:    'a8f9d270d89ba8d9afb4478bf2df1f73ba2878a7',
-    x86_64:  'a7da1611b35280117acb0fa86d7d91e0ff6a5e01',
+  binary_sha256 ({
+    aarch64: 'ecb047a9f52ea6b24313d4329b00236b6880e12df684e52e34e9664127d447c6',
+    armv7l:  'ecb047a9f52ea6b24313d4329b00236b6880e12df684e52e34e9664127d447c6',
+    i686:    '9a8b20b58a564c9557c74b2b2769ddc68c110211588356b71c533aac6d54431b',
+    x86_64:  '1ae1f58ca4b9fee3b0f68856e5d49b2feeb90e259e8d885f339c9aa8091f27c8',
   })
 
   depends_on 'binutils'
diff --git a/packages/gdal.rb b/packages/gdal.rb
index 7e4f920b28..13286a6cb4 100644
--- a/packages/gdal.rb
+++ b/packages/gdal.rb
@@ -3,9 +3,9 @@ require 'package'
 class Gdal < Package
   description 'The Geospatial Data Abstraction Library is a translator for raster and vector geospatial data formats.'
   homepage 'http://www.gdal.org/'
-  version '1.11.2-1'
-  source_url 'http://download.osgeo.org/gdal/1.11.2/gdal-1.11.2.tar.gz'
-  source_sha1 '6f3ccbe5643805784812072a33c25be0bbff00db'
+  version '1.11.5'
+  source_url 'http://download.osgeo.org/gdal/1.11.5/gdal-1.11.5.tar.xz'
+  source_sha256 'd4fdc3e987b9926545f0a514b4328cd733f2208442f8d03bde630fe1f7eff042'
 
   depends_on 'python27'
   depends_on 'curl'
diff --git a/packages/gdb.rb b/packages/gdb.rb
index fa385924f8..d3692864df 100644
--- a/packages/gdb.rb
+++ b/packages/gdb.rb
@@ -3,9 +3,9 @@ require 'package'
 class Gdb < Package
   description 'GDB, the GNU Project debugger, allows you to see what is going on \'inside\' another program while it executes -- or what another program was doing at the moment it crashed.'
   homepage 'https://www.gnu.org/software/gdb/'
-  version '8.0' 
+  version '8.0'
   source_url 'http://ftp.gnu.org/gnu/gdb/gdb-8.0.tar.xz'
-  source_sha1 '148c8e783ebf9b281241d0566db59961191ec64d'
+  source_sha256 'f6a24ffe4917e67014ef9273eb8b547cb96a13e5ca74895b06d683b391f3f4ee'
 
   depends_on "buildessential"
   depends_on "ncurses"
diff --git a/packages/gdbm.rb b/packages/gdbm.rb
index 55d4504343..093a6b1c81 100644
--- a/packages/gdbm.rb
+++ b/packages/gdbm.rb
@@ -1,22 +1,21 @@
 require 'package'
- 
+
 class Gdbm < Package
   description 'GNU dbm is a set of database routines that use extensible hashing.'
   homepage 'https://www.gnu.org/software/gdbm/'
   version '1.13'
   source_url 'ftp://ftp.gnu.org/gnu/gdbm/gdbm-1.13.tar.gz'
-  source_sha1 '7f2a8301497bbcac91808b011ca533380914fd21'
-  
+  source_sha256 '9d252cbd7d793f7b12bcceaddda98d257c14f4d1890d851c386c37207000a253'
+
   depends_on 'readline'
-  
+
   def self.build
-    system './configure', '--disable-static', '--enable-shared', '--with-pic'
+    system './configure', "--libdir=#{CREW_LIB_PREFIX}", '--disable-static', '--enable-shared', '--with-pic'
     system 'make'
-    system "find . -name 'lib*.so.*' -print | xargs strip -S"
   end
-  
+
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/gdrive.rb b/packages/gdrive.rb
new file mode 100644
index 0000000000..2bd074dd43
--- /dev/null
+++ b/packages/gdrive.rb
@@ -0,0 +1,33 @@
+require 'package'
+
+class Gdrive < Package
+  description 'Google Drive CLI Client'
+  homepage 'https://www.google.com/drive/'
+  version '2.1.0'
+
+  source_url 'https://github.com/prasmussen/gdrive/archive/2.1.0.tar.gz'
+  source_sha256 'a1ea624e913e258596ea6340c8818a90c21962b0a75cf005e49a0f72f2077b2e'
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    case ARCH
+    when 'aarch64'
+      system "wget -L -O #{CREW_DEST_DIR}/usr/local/bin/gdrive https://docs.google.com/uc?id=0B3X9GlR6EmbnRjBaMVVLalN4cTA&export=download"
+      system "sleep 10"
+      abort 'Checksum mismatch. :/ Try again.'.lightred unless Digest::SHA256.hexdigest( File.read("#{CREW_DEST_DIR}/usr/local/bin/gdrive") ) == '25eb74f892785bfd7c93ec22e63dfce04fd68298d8449ea1473bdbf90e3aaf35'
+    when 'armv7l'
+      system "wget -L -O #{CREW_DEST_DIR}/usr/local/bin/gdrive https://docs.google.com/uc?id=0B3X9GlR6EmbnRjBaMVVLalN4cTA&export=download"
+      system "sleep 10"
+      abort 'Checksum mismatch. :/ Try again.'.lightred unless Digest::SHA256.hexdigest( File.read("#{CREW_DEST_DIR}/usr/local/bin/gdrive") ) == '25eb74f892785bfd7c93ec22e63dfce04fd68298d8449ea1473bdbf90e3aaf35'
+    when 'i686'
+      system "wget -L -O #{CREW_DEST_DIR}/usr/local/bin/gdrive https://docs.google.com/uc?id=0B3X9GlR6EmbnLV92dHBpTkFhTEU&export=download"
+      system "sleep 10"
+      abort 'Checksum mismatch. :/ Try again.'.lightred unless Digest::SHA256.hexdigest( File.read("#{CREW_DEST_DIR}/usr/local/bin/gdrive") ) == '768103053ebe56d5b6e17396ac208db85a3b1968d19e9cac9172fe56b6b8cad2'
+    when 'x86_64'
+      system "wget -L -O #{CREW_DEST_DIR}/usr/local/bin/gdrive https://docs.google.com/uc?id=0B3X9GlR6EmbnQ0FtZmJJUXEyRTA&export=download"
+      system "sleep 10"
+      abort 'Checksum mismatch. :/ Try again.'.lightred unless Digest::SHA256.hexdigest( File.read("#{CREW_DEST_DIR}/usr/local/bin/gdrive") ) == 'f31b441c5cdb835ee69849a62856e35c17954fd5b600f6de8a6f5d7bd7bf0420'
+    end
+    system "chmod +x #{CREW_DEST_DIR}/usr/local/bin/gdrive"
+  end
+end
diff --git a/packages/geoip.rb b/packages/geoip.rb
index 9f0abb673c..af99a0a1a0 100644
--- a/packages/geoip.rb
+++ b/packages/geoip.rb
@@ -3,13 +3,13 @@ require 'package'
 class Geoip < Package
   description 'GeoIP Legacy C API.'
   homepage 'https://github.com/maxmind/geoip-api-c/'
-  version '1.6.9'
-  source_url 'https://github.com/maxmind/geoip-api-c/releases/download/v1.6.9/GeoIP-1.6.9.tar.gz'
-  source_sha1 'ac0deb2309c14d5763e82fa4139de1f3193ab6b1'
+  version '1.6.11'
+  source_url 'https://github.com/maxmind/geoip-api-c/releases/download/v1.6.11/GeoIP-1.6.11.tar.gz'
+  source_sha256 'b0e5a92200b5ab540d118983f7b7191caf4faf1ae879c44afa3ff2a2abcdb0f5'
 
   def self.build
-    system "./configure"
-    system "make"
+    system './configure'
+    system 'make'
   end
 
   def self.install
diff --git a/packages/geos.rb b/packages/geos.rb
index c20c9ac59c..fb4de1c0cc 100644
--- a/packages/geos.rb
+++ b/packages/geos.rb
@@ -3,13 +3,13 @@ require 'package'
 class Geos < Package
   description 'GEOS (Geometry Engine - Open Source) is a C++ port of the Java Topology Suite (JTS).'
   homepage 'https://trac.osgeo.org/geos/'
-  version '3.4.2-1'
-  source_url 'http://download.osgeo.org/geos/geos-3.4.2.tar.bz2'
-  source_sha1 'b8aceab04dd09f4113864f2d12015231bb318e9a'
+  version '3.6.1'
+  source_url 'http://download.osgeo.org/geos/geos-3.6.1.tar.bz2'
+  source_sha256 '4a2e4e3a7a09a7cfda3211d0f4a235d9fd3176ddf64bd8db14b4ead266189fc5'
 
   def self.build
-    system "./configure CFLAGS=\" -fPIC\""
-    system "make"
+    system './configure CFLAGS=" -fPIC"'
+    system 'make'
   end
 
   def self.install
diff --git a/packages/get_iplayer.rb b/packages/get_iplayer.rb
new file mode 100644
index 0000000000..dede89cf31
--- /dev/null
+++ b/packages/get_iplayer.rb
@@ -0,0 +1,48 @@
+require 'package'
+
+class Get_iplayer < Package
+  description 'A utility for downloading TV and radio programmes from BBC iPlayer'
+  homepage 'https://github.com/get-iplayer/get_iplayer'
+  version '3.01'
+  source_url 'https://github.com/get-iplayer/get_iplayer/archive/v3.01.tar.gz'
+  source_sha256 '0e1e16f3706efa98893e33b1602cc00bb3d8e22e269bfc5a1a078559e4c21ce6'
+
+  depends_on 'perl'
+  depends_on 'ffmpeg'
+  depends_on 'atomicparsley'
+  depends_on 'libxml2'
+  depends_on 'zlibpkg'
+
+  def self.build
+    system "wget http://search.cpan.org/CPAN/authors/id/W/WI/WIMV/Math-LP-0.03.tar.gz"
+    system "tar xf Math-LP-0.03.tar.gz"
+    Dir.chdir "Math-LP-0.03" do
+ 	    system "perl Makefile.PL"
+ 	    system "make"
+ 	    system "make install"
+ 	    system "make DESTIDR=#{CREW_DEST_DIR} install"
+    end
+    
+    system "cpanm JSON::PP --force"
+    system "cpanm LWP --force"
+    system "cpanm LWP::Protocol::https --force"
+    system "cpanm Mojolicious --force"
+    system "cpanm XML::Simple --force"
+
+    system "wget http://search.cpan.org/CPAN/authors/id/S/SH/SHLOMIF/XML-LibXML-2.0129.tar.gz"
+    system "tar xf XML-LibXML-2.0129.tar.gz"
+    Dir.chdir "XML-LibXML-2.0129" do
+ 	    system "perl Makefile.PL"
+ 	    system "make"
+ 	    system "make install"
+ 	    system "make DESTIDR=#{CREW_DEST_DIR} install"
+    end
+    
+    system "cpanm CGI --force"
+  end
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "cp get_iplayer #{CREW_DEST_DIR}/usr/local/bin/"
+  end
+end
diff --git a/packages/gettext.rb b/packages/gettext.rb
index a17051824b..0a745bcd0c 100644
--- a/packages/gettext.rb
+++ b/packages/gettext.rb
@@ -5,20 +5,19 @@ class Gettext < Package
   homepage 'https://www.gnu.org/software/gettext/'
   version '0.19.8.1'
   source_url 'ftp://ftp.gnu.org/gnu/gettext/gettext-0.19.8.1.tar.xz'
-  source_sha1 'e0fe90ede22f7f16bbde7bdea791a835f2773fc9'
+  source_sha256 '105556dbc5c3fbbc2aa0edb46d22d055748b6f5c7cd7a8d99f8e7eb84e938be4'
 
   depends_on 'diffutils' => :build
   depends_on 'ncurses'
   depends_on 'libxml2'
 
   def self.build
-    system "./configure", "--enable-shared", "--disable-static", "--with-pic"
+    system "./configure", "--libdir=#{CREW_LIB_PREFIX}", "--enable-shared", "--disable-static", "--with-pic"
     system "make"
-    system "find . -name '*.so.*' -print | xargs strip -S"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/ghostscript.rb b/packages/ghostscript.rb
new file mode 100644
index 0000000000..b431d60109
--- /dev/null
+++ b/packages/ghostscript.rb
@@ -0,0 +1,21 @@
+require 'package'
+
+class Ghostscript < Package
+  description 'Ghostscript is the name of a set of software that provides an interpreter for the PostScript language and the PDF file format.'
+  homepage 'https://www.gnu.org/software/ghostscript/'
+  version '9.14.1'
+  source_url 'ftp://ftp.gnu.org/gnu/ghostscript/gnu-ghostscript-9.14.1.tar.xz'
+  source_sha256 '424a4ff333a594fdd397cd8adc4249bad7d74a6ae653f840dee72b27f1bf1da0'
+
+  depends_on 'lcms'
+  depends_on 'libjpeg'
+
+  def self.build
+    system './configure'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/gifgen.rb b/packages/gifgen.rb
new file mode 100644
index 0000000000..24c3b6e5c0
--- /dev/null
+++ b/packages/gifgen.rb
@@ -0,0 +1,20 @@
+require 'package'
+
+class Gifgen < Package
+  description 'Simple high quality GIF encoding'
+  homepage 'https://github.com/lukechilds/gifgen'
+  version '1.1.2'
+  source_url 'https://github.com/lukechilds/gifgen/archive/1.1.2.tar.gz'
+  source_sha256 '95f69c63158315ad869ff36611026cce1a7d03f8c84716b1c21a44e71e8d6aee'
+
+  depends_on 'ffmpeg'
+  depends_on 'help2man'
+
+  def self.install
+    system "help2man -N ./gifgen > gifgen.1"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/man/man1"
+    system "cp gifgen #{CREW_DEST_DIR}/usr/local/bin"
+    system "cp gifgen.1 #{CREW_DEST_DIR}/usr/local/man/man1"
+  end
+end
diff --git a/packages/gifsicle.rb b/packages/gifsicle.rb
new file mode 100644
index 0000000000..be55b5a4bd
--- /dev/null
+++ b/packages/gifsicle.rb
@@ -0,0 +1,19 @@
+require 'package'
+
+class Gifsicle < Package
+  description 'Gifsicle is a command-line tool for creating, editing, and getting information about GIF images and animations.'
+  homepage 'http://www.lcdf.org/gifsicle/'
+  version '1.89'
+  source_url 'https://github.com/kohler/gifsicle/archive/v1.89.tar.gz'
+  source_sha256 '9b19ff8d50d88af5a5151eaf9e62beb1dd5b72002e7b7cc3aec9b385780e6b83'
+
+  def self.build
+    system './bootstrap.sh'
+    system './configure --without-x --disable-gifview'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/git.rb b/packages/git.rb
index d684bf6737..e8f6f123ef 100644
--- a/packages/git.rb
+++ b/packages/git.rb
@@ -3,9 +3,9 @@ require 'package'
 class Git < Package
   description 'Git is a free and open source distributed version control system designed to handle everything from small to very large projects with speed and efficiency.'
   homepage 'https://git-scm.com/'
-  version '2.13.0'
-  source_url 'https://github.com/git/git/archive/v2.13.0.tar.gz'
-  source_sha1 'd0078048574b824bc0d202deb3830717a955eb3e'
+  version '2.14.1'
+  source_url 'https://github.com/git/git/archive/v2.14.1.tar.gz'
+  source_sha256 'ccc366d5d674fb755fd98d219c23f2b4e5da8a49d8582a6314813b280d75536b'
 
   # use system zlibpkg, openssl, curl, expat
   depends_on 'zlibpkg' => :build
@@ -22,11 +22,23 @@ class Git < Package
 
   def self.build
     system "#{@make_cmd} all"
-    system "#{@make_cmd} strip"
   end
 
   def self.install
     system "#{@make_cmd} DESTDIR=#{CREW_DEST_DIR} install"
+    system "mkdir -p #{CREW_DEST_PREFIX}/share/git-completion"
+    system "cp -r contrib/completion/* #{CREW_DEST_PREFIX}/share/git-completion"
+    puts
+    puts "Git completion support is available for the following shells:"
+    system "ls contrib/completion"
+    puts
+    puts "To add git completion for bash, execute the following:".lightblue
+    puts "echo '# git completion' >> ~/.bashrc".lightblue
+    puts "echo 'if [ -f #{CREW_PREFIX}/share/git-completion/git-completion.bash ]; then' >> ~/.bashrc".lightblue
+    puts "echo '  source #{CREW_PREFIX}/share/git-completion/git-completion.bash' >> ~/.bashrc".lightblue
+    puts "echo 'fi' >> ~/.bashrc".lightblue
+    puts "source ~/.bashrc".lightblue
+    puts
   end
 
   def self.check
diff --git a/packages/git_lfs.rb b/packages/git_lfs.rb
new file mode 100644
index 0000000000..34f629fc0b
--- /dev/null
+++ b/packages/git_lfs.rb
@@ -0,0 +1,21 @@
+require 'package'
+
+class Git_lfs < Package
+  description 'Git extension for versioning large files'
+  homepage 'https://git-lfs.github.com/'
+  version '2.2.1'
+  source_url 'https://github.com/git-lfs/git-lfs/archive/v2.2.1.tar.gz'
+  source_sha256 'fede2b31b0539fd4a580f831867caac1b5d5dc4405e938c4ee0bfeacfb78ad7a'
+
+  depends_on 'go'
+
+  def self.build
+    ENV['TMPDIR'] = "#{CREW_PREFIX}/tmp"
+    system 'script/bootstrap'
+  end
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_PREFIX}/bin"
+    system "cp -r bin/ #{CREW_DEST_PREFIX}"
+  end
+end
diff --git a/packages/github_release.rb b/packages/github_release.rb
new file mode 100644
index 0000000000..d66c7d6ac4
--- /dev/null
+++ b/packages/github_release.rb
@@ -0,0 +1,20 @@
+require 'package'
+
+class Github_release < Package
+  description 'Commandline app to create and edit releases on Github (and upload artifacts)'
+  homepage 'https://github.com/aktau/github-release'
+  version '0.7.2'
+  source_url 'https://github.com/aktau/github-release/archive/v0.7.2.tar.gz'
+  source_sha256 '057d57b01cd45d0316e2d32b7593ff0f4bb493d4767b5701b21b54301d74ff48'
+
+  depends_on 'go'
+
+  def self.build
+    system 'make'
+  end
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "cp github-release #{CREW_DEST_DIR}/usr/local/bin"
+  end
+end
diff --git a/packages/glib.rb b/packages/glib.rb
index 9f4736ba4e..836181bdae 100644
--- a/packages/glib.rb
+++ b/packages/glib.rb
@@ -5,10 +5,12 @@ class Glib < Package
   homepage 'https://developer.gnome.org/glib/'
   version '2.40.2'
   source_url 'https://ftp.gnome.org/pub/gnome/sources/glib/2.40/glib-2.40.2.tar.xz'
-  source_sha1 'dcb8ad22b1c0e6969a844029ffb91a6def7ad240'
+  source_sha256 'e8ff8af2950897e805408480c454c415d1eade4e670ec5fb507f5e5853726c7a'
 
   depends_on 'libffi'
   depends_on 'gettext'
+  depends_on 'zlibpkg'
+  depends_on 'python27'
 
   def self.build
     system "./configure"
diff --git a/packages/glibc219.rb b/packages/glibc219.rb
index 6f67c38774..067a3954aa 100644
--- a/packages/glibc219.rb
+++ b/packages/glibc219.rb
@@ -3,17 +3,17 @@ require 'package'
 class Glibc219 < Package
   description 'GNU C Library'
   homepage 'https://www.gnu.org/software/libc/'
-  version '2.19'
+  version '2.19-2'
   binary_url ({
-    aarch64: 'https://github.com/jam7/chromebrew/releases/download/newtoolchains/glibc-2.19-chromeos-armv7l.tar.xz',
-    armv7l:  'https://github.com/jam7/chromebrew/releases/download/newtoolchains/glibc-2.19-chromeos-armv7l.tar.xz',
-    i686:    'https://github.com/jam7/chromebrew/releases/download/newtoolchains/glibc-2.19-chromeos-i686.tar.xz',
-    x86_64:  'https://github.com/jam7/chromebrew/releases/download/newtoolchains/glibc-2.19-chromeos-x86_64.tar.xz',
+    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.8/glibc-2.19-chromeos-armv7l.tar.xz',
+    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/glibc-2.19-chromeos-armv7l.tar.xz',
+    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.8/glibc-2.19-chromeos-i686.tar.xz',
+    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/glibc-2.19-chromeos-x86_64.tar.xz',
   })
-  binary_sha1 ({
-    aarch64: 'c4da258eacf411833494bbe6903918909fb5629c',
-    armv7l:  'c4da258eacf411833494bbe6903918909fb5629c',
-    i686:    '7d7f4e8e137bbb96dea2b2792dc12a7e61c729d9',
-    x86_64:  '073545bf8aa4b29fbf9084d31848b40f1df1b4ef',
+  binary_sha256 ({
+    aarch64: 'df5fb603d658438489bc1d54de317bf8901e2cd3d80a4f3c3379e93cf8539c3c',
+    armv7l:  'df5fb603d658438489bc1d54de317bf8901e2cd3d80a4f3c3379e93cf8539c3c',
+    i686:    'a7e09144668734a08c660093b4f9ef7b6660c89c027d16eb9db1426f61660d85',
+    x86_64:  'bd8a5e69ca2994884bb7cf006887754331faa90e59e6165a693c4392968ccca3',
   })
 end
diff --git a/packages/glibc223.rb b/packages/glibc223.rb
index 1d73ad8469..b1a68389b9 100644
--- a/packages/glibc223.rb
+++ b/packages/glibc223.rb
@@ -3,17 +3,17 @@ require 'package'
 class Glibc223 < Package
   description 'GNU C Library'
   homepage 'https://www.gnu.org/software/libc/'
-  version '2.23-cc1.3'
+  version '2.23-2'
   binary_url ({
-    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.3/glibc-2.23-cc1.3-chromeos-armv7l.tar.xz',
-    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.3/glibc-2.23-cc1.3-chromeos-armv7l.tar.xz',
-    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.3/glibc-2.23-cc1.3-chromeos-i686.tar.xz',
-    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.3/glibc-2.23-cc1.3-chromeos-x86_64.tar.xz',
+    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.8/glibc-2.23-chromeos-armv7l.tar.xz',
+    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/glibc-2.23-chromeos-armv7l.tar.xz',
+    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.8/glibc-2.23-chromeos-i686.tar.xz',
+    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/glibc-2.23-chromeos-x86_64.tar.xz',
   })
-  binary_sha1 ({
-    aarch64: '09cac401b8d6821c4ea2f349f0a348fcef9e07b2',
-    armv7l:  '09cac401b8d6821c4ea2f349f0a348fcef9e07b2',
-    i686:    '66096f5bf50ab19f17f8d9356589ea6dc809f8d9',
-    x86_64:  '1807e449919fff8d3473d97d43d184961a65a323',
+  binary_sha256 ({
+    aarch64: '34755443a25fbe74da7fd4c0d67f758aaf7078db76c45dfa36fdab86a3842266',
+    armv7l:  '34755443a25fbe74da7fd4c0d67f758aaf7078db76c45dfa36fdab86a3842266',
+    i686:    '14ce3a27fb989a7d26713ebe1c374b9c5f603f6570d99b015dc603223d055f63',
+    x86_64:  '151470a91581b26c6b1eaf18aa085c2665aa16eccafb1435040983e1dd8acba0',
   })
 end
diff --git a/packages/glide.rb b/packages/glide.rb
new file mode 100644
index 0000000000..d773853352
--- /dev/null
+++ b/packages/glide.rb
@@ -0,0 +1,25 @@
+require 'package'
+
+class Glide < Package
+  description 'Package Management for Golang'
+  homepage 'https://glide.sh/'
+  version '0.12.3'
+  case ARCH
+  when 'aarch64', 'armv7l'
+    source_url 'https://github.com/Masterminds/glide/releases/download/v0.12.3/glide-v0.12.3-linux-armv7.tar.gz'
+    source_sha256 'cce4242c11d084f99087caaa0a42c8476a81db0cbcc83932f5821e1f29b7edb2'
+  when 'i686'
+    source_url 'https://github.com/Masterminds/glide/releases/download/v0.12.3/glide-v0.12.3-linux-386.tar.gz'
+    source_sha256 '1f6fbcd84213c7c11a778ecd36d326d012f1a0555e6c0d6bf572dac7b80e8622'
+  when 'x86_64'
+    source_url 'https://github.com/Masterminds/glide/releases/download/v0.12.3/glide-v0.12.3-linux-amd64.tar.gz'
+    source_sha256 '0e2be5e863464610ebc420443ccfab15cdfdf1c4ab63b5eb25d1216900a75109'
+  end
+
+  depends_on 'go'
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_PREFIX}/bin"
+    system "cp glide #{CREW_DEST_PREFIX}/bin"
+  end
+end
diff --git a/packages/glproto.rb b/packages/glproto.rb
new file mode 100644
index 0000000000..f4a968acff
--- /dev/null
+++ b/packages/glproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Glproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '1.4.17'
+  source_url 'https://www.x.org/archive/individual/proto/glproto-1.4.17.tar.gz'
+  source_sha256 '9d8130fec2b98bd032db7730fa092dd9dec39f3de34f4bb03ceb43b9903dbc96'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/gmp.rb b/packages/gmp.rb
index a439c82c93..b45f2e909f 100644
--- a/packages/gmp.rb
+++ b/packages/gmp.rb
@@ -3,17 +3,17 @@ require 'package'
 class Gmp < Package
   description 'GMP is a free library for arbitrary precision arithmetic, operating on signed integers, rational numbers, and floating-point numbers.'
   homepage 'https://gmplib.org/'
-  version "6.1.2-cc1.3"
+  version '6.1.2-2'
   binary_url ({
-    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.3/gmp-6.1.2-cc1.3-chromeos-armv7l.tar.xz',
-    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.3/gmp-6.1.2-cc1.3-chromeos-armv7l.tar.xz',
-    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.3/gmp-6.1.2-cc1.3-chromeos-i686.tar.xz',
-    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.3/gmp-6.1.2-cc1.3-chromeos-x86_64.tar.xz',
+    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.8/gmp-6.1.2-chromeos-armv7l.tar.xz',
+    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/gmp-6.1.2-chromeos-armv7l.tar.xz',
+    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.8/gmp-6.1.2-chromeos-i686.tar.xz',
+    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/gmp-6.1.2-chromeos-x86_64.tar.xz',
   })
-  binary_sha1 ({
-    aarch64: '16c62caf6da5971ddb4e4985d5905ce43a40f2f8',
-    armv7l:  '16c62caf6da5971ddb4e4985d5905ce43a40f2f8',
-    i686:    'eadba1eb5fcc25bdafd1f868045984d726a26d08',
-    x86_64:  '706ca2c87011f5ee12324f03ae286fb95a532cec',
+  binary_sha256 ({
+    aarch64: '3ec9dd786c7fd0eaf5d2f539ca47d5b050a221e341c3ba23fbbbeedcab437a03',
+    armv7l:  '3ec9dd786c7fd0eaf5d2f539ca47d5b050a221e341c3ba23fbbbeedcab437a03',
+    i686:    '3b670ac470d2b1d7724f903fde93766ae8c4780b1b61cd4de0a50ec3780529d4',
+    x86_64:  'b7cbf53d56f7bb0a3ed36adcafbc340409d2da375560ceaf17102ea4413cebb4',
   })
 end
diff --git a/packages/gnupg.rb b/packages/gnupg.rb
index c382527bb3..27bd1a0f46 100644
--- a/packages/gnupg.rb
+++ b/packages/gnupg.rb
@@ -3,9 +3,9 @@ require 'package'
 class Gnupg < Package
   description 'GnuPG is a complete and free implementation of the OpenPGP standard as defined by RFC4880 (also known as PGP).'
   homepage 'https://gnupg.org/'
-  version '2.1.21'
-  source_url 'https://gnupg.org/ftp/gcrypt/gnupg/gnupg-2.1.21.tar.bz2'
-  source_sha1 '1852c066bc21893bc52026ead78edf50fdf15e13'
+  version '2.1.22'
+  source_url 'https://gnupg.org/ftp/gcrypt/gnupg/gnupg-2.1.22.tar.bz2'
+  source_sha256 '46716faf9e1b92cfca86609f3bfffbf5bb4b6804df90dc853ff7061cfcfb4ad7'
 
   depends_on 'bz2'
   depends_on 'automake'
@@ -14,6 +14,7 @@ class Gnupg < Package
   depends_on 'libassuan'
   depends_on 'libksba'
   depends_on 'npth'
+  depends_on 'gettext'
 
   def self.build
     system "./autogen.sh"
diff --git a/packages/gnutls.rb b/packages/gnutls.rb
index 529b9a084d..be40021673 100644
--- a/packages/gnutls.rb
+++ b/packages/gnutls.rb
@@ -3,9 +3,9 @@ require 'package'
 class Gnutls < Package
   description 'GnuTLS is a secure communications library implementing the SSL, TLS and DTLS protocols and technologies around them.'
   homepage 'http://gnutls.org/'
-  version '3.5.12'
-  source_url 'https://www.gnupg.org/ftp/gcrypt/gnutls/v3.5/gnutls-3.5.12.tar.xz'
-  source_sha1 '9f453686bc6b1e6ebc04197158a2bc123c0272df'
+  version '3.5.14'
+  source_url 'https://www.gnupg.org/ftp/gcrypt/gnutls/v3.5/gnutls-3.5.14.tar.xz'
+  source_sha256 '4aa12dec92f42a0434df794aca3d02f6f2a35b47b48c01252de65f355c051bda'
 
   depends_on 'buildessential' => :build
   depends_on 'zlibpkg' => :build
diff --git a/packages/go.rb b/packages/go.rb
index 45542c9c26..e6dbda91d2 100644
--- a/packages/go.rb
+++ b/packages/go.rb
@@ -3,15 +3,15 @@ require 'package'
 class Go < Package
   description 'Go is an open source programming language that makes it easy to build simple, reliable, and efficient software.'
   homepage 'https://golang.org/'
-  version '1.8.3'
+  version '1.8.3-1'
   source_url 'https://storage.googleapis.com/golang/go1.8.3.src.tar.gz'
-  source_sha1 '7c3b942c58a44396ff1d205d0e6e72770792d626'
-  
+  source_sha256 '5f5dea2447e7dcfdc50fa6b94c512e58bfba5673c039259fd843f68829d99fa6'
+
   # Tests requires perl
-  depends_on 'perl'
+  depends_on 'perl' => :build
   # go is required to build versions of go > 1.4
   unless File.exist? "#{CREW_PREFIX}/lib/go/bin/go"
-    depends_on 'go_bootstrap'
+    depends_on 'go_bootstrap' => :build
   end
 
   def self.build
@@ -20,10 +20,13 @@ class Go < Package
       unless File.exist? "#{CREW_PREFIX}/lib/go/bin/go"
         system "GOROOT_BOOTSTRAP=#{CREW_PREFIX}/lib/go_bootstrap/go \
                 TMPDIR=#{CREW_PREFIX}/tmp \
+                GOROOT_FINAL=#{CREW_PREFIX}/lib/go \
                 ./make.bash"
       else
         system "GOROOT_BOOTSTRAP=#{CREW_PREFIX}/lib/go \
-                TMPDIR=#{CREW_PREFIX}/tmp ./make.bash"
+                TMPDIR=#{CREW_PREFIX}/tmp \
+                GOROOT_FINAL=#{CREW_PREFIX}/lib/go \
+                ./make.bash"
       end
     end
   end
@@ -33,19 +36,28 @@ class Go < Package
     system "mkdir", "-p", dest
     FileUtils.cp_r Dir.pwd, dest
 
+    # make a symbolic link for /usr/local/bin/{go,gofmt}
+    system "mkdir", "-p", "#{CREW_DEST_DIR}#{CREW_PREFIX}/bin"
+    system "ln", "-s", "#{CREW_PREFIX}/lib/go/bin/go", "#{CREW_DEST_DIR}#{CREW_PREFIX}/bin"
+    system "ln", "-s", "#{CREW_PREFIX}/lib/go/bin/gofmt", "#{CREW_DEST_DIR}#{CREW_PREFIX}/bin"
+
     puts "--------"
     puts "Installed Go for #{ARCH} in #{CREW_PREFIX}/lib/go"
-    puts "Make sure to set go environment variables."
-    puts "Minimal:"
-    puts "\texport GOROOT=#{CREW_PREFIX}/lib/go"
-    puts "\texport PATH=$PATH:$GOROOT/bin"
+    puts ""
     puts "To use `go run`:"
     puts "\texport TMPDIR=#{CREW_PREFIX}/tmp"
+    puts ""
+    puts "To develop with `go`:"
+    puts "\tmkdir -p /usr/local/work/go"
+    puts "\tln -s /usr/local/work/go $HOME/go"
+    puts "\texport PATH=\"$HOME/go/bin:$PATH\""
+    puts "\texport TMPDIR=#{CREW_PREFIX}/tmp"
+    puts ""
   end
 
   def self.check
     FileUtils.cd('src') do
-      system "PATH=\"#{Dir.pwd}/../bin:$PATH\" TMPDIR=\"#{CREW_PREFIX}/tmp\" go tool dist test"
+      system "PATH=\"#{Dir.pwd}/../bin:$PATH\" GOROOT=\"#{Dir.pwd}/..\" TMPDIR=\"#{CREW_PREFIX}/tmp\" go tool dist test"
     end
   end
 end
diff --git a/packages/go_bootstrap.rb b/packages/go_bootstrap.rb
index db7c0d54e8..d7728fc477 100644
--- a/packages/go_bootstrap.rb
+++ b/packages/go_bootstrap.rb
@@ -5,7 +5,7 @@ class Go_bootstrap < Package
   homepage 'https://golang.org/'
   version '1.4'
   source_url 'https://storage.googleapis.com/golang/go1.4-bootstrap-20161024.tar.gz'
-  source_sha1 '47e02e41aa99dea899b65ebf7b50ec706141be8c'
+  source_sha256 '398c70d9d10541ba9352974cc585c43220b6d8dbcd804ba2c9bd2fbf35fab286'
 
   def self.build
     FileUtils.cd('src') do
@@ -17,8 +17,8 @@ class Go_bootstrap < Package
     dest = "#{CREW_DEST_DIR}/usr/local/lib/go_bootstrap"
     system "mkdir", "-p", dest
     FileUtils.mv Dir.pwd, dest
-    
+
     puts "--------"
     puts "Installed Go_bootstrap for #{ARCH} in /usr/local/lib/go_bootstrap"
   end
-end
\ No newline at end of file
+end
diff --git a/packages/goaccess.rb b/packages/goaccess.rb
index 20841b0deb..d3c8f0cab9 100644
--- a/packages/goaccess.rb
+++ b/packages/goaccess.rb
@@ -5,7 +5,7 @@ class Goaccess < Package
   homepage 'https://goaccess.io/'
   version '1.2'
   source_url 'http://tar.goaccess.io/goaccess-1.2.tar.gz'
-  source_sha1 '4c12796ff5afd14f359b1f638fc51c4007db1e3c'
+  source_sha256 '6ba9f66540ea58fc2c17f175265f9ed76d74a8432eeac1182b74ebf4f2cd3414'
 
   depends_on 'openssl'
   depends_on 'geoip'
diff --git a/packages/gox.rb b/packages/gox.rb
new file mode 100644
index 0000000000..2493f87aaf
--- /dev/null
+++ b/packages/gox.rb
@@ -0,0 +1,16 @@
+require 'package'
+
+class Gox < Package
+  description 'A dead simple, no frills Go cross compile tool.'
+  homepage 'https://github.com/mitchellh/gox'
+  version '0.3.0'
+  source_url 'https://github.com/mitchellh/gox/archive/v0.3.0.tar.gz'
+  source_sha256 '29dc6b689f670a5444cc54cd9111549ccb01501901bc9197d0e1325a35157802'
+
+  depends_on 'go'
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "go build -o #{CREW_DEST_DIR}/usr/local/bin/gox"
+  end
+end
diff --git a/packages/gperf.rb b/packages/gperf.rb
index 4aa1a6335a..0177c9ef6e 100644
--- a/packages/gperf.rb
+++ b/packages/gperf.rb
@@ -1,15 +1,15 @@
-require "package"
+require 'package'
 
 class Gperf < Package
   description 'GNU gperf is a perfect hash function generator.'
   homepage 'https://www.gnu.org/software/gperf/'
-  version "3.1"
-  source_url "http://ftp.gnu.org/pub/gnu/gperf/gperf-3.1.tar.gz"
-  source_sha1 "e3c0618c2d2e5586eda9498c867d5e4858a3b0e2"
+  version '3.1'
+  source_url 'http://ftp.gnu.org/pub/gnu/gperf/gperf-3.1.tar.gz'
+  source_sha256 '588546b945bba4b70b6a3a616e80b4ab466e3f33024a352fc2198112cdbb3ae2'
 
   def self.build
-    system "./configure"
-    system "make"
+    system './configure'
+    system 'make'
   end
 
   def self.install
diff --git a/packages/gpgme.rb b/packages/gpgme.rb
index d2b76da96a..edf8f42ffd 100644
--- a/packages/gpgme.rb
+++ b/packages/gpgme.rb
@@ -3,12 +3,12 @@ require 'package'
 class Gpgme < Package
   description 'GnuPG Made Easy (GPGME) is a library designed to make access to GnuPG easier for applications.'
   homepage 'https://www.gnupg.org/related_software/gpgme/index.html'
-  version '1.8.0'
-  source_url 'https://www.gnupg.org/ftp/gcrypt/gpgme/gpgme-1.8.0.tar.bz2'
-  source_sha1 'efa043064dbf675fd713228c6fcfcc4116feb221'
+  version '1.9.0'
+  source_url 'https://www.gnupg.org/ftp/gcrypt/gpgme/gpgme-1.9.0.tar.bz2'
+  source_sha256 '1b29fedb8bfad775e70eafac5b0590621683b2d9869db994568e6401f4034ceb'
 
-  depends_on "libgpgerror"
-  depends_on "libassuan"
+  depends_on 'libgpgerror'
+  depends_on 'libassuan'
 
   def self.build
     system "./configure --prefix=/usr/local"
@@ -16,6 +16,6 @@ class Gpgme < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/grabinfo.rb b/packages/grabinfo.rb
new file mode 100644
index 0000000000..7019b49ec4
--- /dev/null
+++ b/packages/grabinfo.rb
@@ -0,0 +1,32 @@
+require 'package'
+
+class Grabinfo < Package
+  description 'Navigates the /proc filesystem and executes commands in order to gather information about the state of your machine.'
+  homepage 'https://sourceforge.net/projects/grabinfo/'
+  version '1.71-1'
+  source_url 'https://downloads.sourceforge.net/project/grabinfo/grabinfo/1.71/grabinfo-1.71.tar.gz'
+  source_sha256 '3cf1e56aff10ef182065943a10ab815f2e8bf5ab77716dd97c2e91feb8db4278'
+
+  depends_on 'perl'
+
+  def self.build
+    system "sed -i 's,/usr/bin,#{CREW_PREFIX}/bin,g' grabinfo"
+    system "sed -i 's,/var/log,#{CREW_PREFIX}/tmp,g' grabinfo"
+    system "sed -i 's,/var/log,#{CREW_PREFIX}/tmp,g' grabinfo.1"
+    system "sed -i 's,/usr/lib,#{CREW_PREFIX}/lib,g' Makefile"
+    system "sed -i 's,/usr/share,#{CREW_PREFIX}/share,g' Makefile"
+    system "sed -i 's,/var/log,#{CREW_PREFIX}/tmp,g' Makefile"
+    system "make"
+  end
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}#{CREW_PREFIX}/bin"
+    system "mkdir -p #{CREW_DEST_DIR}#{CREW_PREFIX}/man/man1"
+    system "mkdir -p #{CREW_DEST_DIR}#{CREW_PREFIX}/tmp/grabinfo"
+    system "cp grabinfo #{CREW_DEST_DIR}#{CREW_PREFIX}/bin"
+    system "cp GrabInfo.pm #{CREW_DEST_DIR}#{CREW_PREFIX}/bin"
+    system "cp -r GrabInfo/ #{CREW_DEST_DIR}#{CREW_PREFIX}/bin"
+    system "cp grabinfo.1 #{CREW_DEST_DIR}#{CREW_PREFIX}/man/man1"
+    system "touch #{CREW_DEST_DIR}#{CREW_PREFIX}/tmp/grabinfo/grabinfo.lock"
+  end
+end
diff --git a/packages/graphicsmagick.rb b/packages/graphicsmagick.rb
index aeb4a9e3d9..21b7550c20 100644
--- a/packages/graphicsmagick.rb
+++ b/packages/graphicsmagick.rb
@@ -3,15 +3,15 @@ require 'package'
 class Graphicsmagick < Package
   description 'GraphicsMagick is the swiss army knife of image processing.'
   homepage 'http://www.graphicsmagick.org/'
-  version '1.3.23'
-  source_url 'http://downloads.sourceforge.net/project/graphicsmagick/graphicsmagick/1.3.23/GraphicsMagick-1.3.23.tar.gz'
-  source_sha1 'ad43788153e11e5123ac94b60a2c9acc74036d70'
+  version '1.3.26'
+  source_url 'https://downloads.sourceforge.net/project/graphicsmagick/graphicsmagick/1.3.26/GraphicsMagick-1.3.26.tar.xz'
+  source_sha256 'fba015f3d5e5d5f17e57db663f1aa9d338e7b62f1d415b85d13ee366927e5f88'
 
   depends_on 'buildessential'
 
   def self.build
-    system "./configure"
-    system "make"
+    system './configure'
+    system 'make'
   end
 
   def self.install
diff --git a/packages/groff.rb b/packages/groff.rb
index f101ca7099..87650be86e 100644
--- a/packages/groff.rb
+++ b/packages/groff.rb
@@ -1,19 +1,21 @@
 require 'package'
- 
+
 class Groff < Package
   description 'Groff (GNU troff) is a typesetting system that reads plain text mixed with formatting commands and produces formatted output.'
   homepage 'https://www.gnu.org/software/groff/'
   version '1.22.3-1'
   source_url 'http://ftp.gnu.org/gnu/groff/groff-1.22.3.tar.gz'
-  source_sha1 '61a6808ea1ef715df9fa8e9b424e1f6b9fa8c091'
-  
+  source_sha256 '3a48a9d6c97750bfbd535feeb5be0111db6406ddb7bb79fc680809cda6d828a5'
+
+  depends_on 'perl'
+
   def self.build
     system 'INSTALL_PROGRAM=\'${INSTALL} -s\' ./configure'
 
     # force to compile in sequential since groff Makefile doesn't work in parallel
     system 'make', '-j1'
   end
-  
+
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
diff --git a/packages/gtk_doc.rb b/packages/gtk_doc.rb
new file mode 100644
index 0000000000..a427fe9574
--- /dev/null
+++ b/packages/gtk_doc.rb
@@ -0,0 +1,31 @@
+require 'package'
+
+class Gtk_doc < Package
+  description 'GTK-Doc is a project which was started to generate API documentation from comments added to C code.'
+  homepage 'https://www.gtk.org/gtk-doc'
+  version '1.26'
+  source_url 'https://github.com/GNOME/gtk-doc/archive/GTK_DOC_1_26.tar.gz'
+  source_sha256 'f0bcb1ff8268136fdbf426d7862f4f092e70b24a73632cfe0a3d31ed0d924b5c'
+
+  depends_on 'python3'
+  depends_on 'python27'
+  depends_on 'autoconf'
+  depends_on 'automake'
+  depends_on 'libxml2'
+  depends_on 'libxslt'
+  depends_on 'docbook'
+  depends_on 'docbook_xml'
+  depends_on 'docbook_xsl'
+
+  def self.build
+    system 'pip3 install six'
+    system 'pip install six'
+    system './autogen.sh --with-xml-catalog=/usr/local/etc/xml/catalog'
+    system './configure --with-xml-catalog=/usr/local/etc/xml/catalog'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/gtypist.rb b/packages/gtypist.rb
new file mode 100644
index 0000000000..c010f81e82
--- /dev/null
+++ b/packages/gtypist.rb
@@ -0,0 +1,24 @@
+require 'package'
+
+class Gtypist < Package
+  description 'Universal typing tutor.'
+  homepage 'https://www.gnu.org/software/gtypist/index.html'
+  version '2.9.5'
+  source_url 'http://ftp.gnu.org/gnu/gtypist/gtypist-2.9.5.tar.xz'
+  source_sha256 'c13af40b12479f8219ffa6c66020618c0ce305ad305590fde02d2c20eb9cf977'
+
+  depends_on "emacs" => :build
+  depends_on "ncurses"
+  depends_on "perl"
+
+  def self.build
+    system "autoreconf"
+    system "./configure", "--prefix=/usr/local"
+    system "make"
+  end
+
+  def self.install
+    system "make", "prefix=#{CREW_DEST_DIR}/usr/local", "install"
+    system "rm", "-f", "#{CREW_DEST_DIR}/usr/local/share/info/dir"
+  end
+end
diff --git a/packages/gzsize.rb b/packages/gzsize.rb
index d339d59bb2..e3f3f9cab0 100644
--- a/packages/gzsize.rb
+++ b/packages/gzsize.rb
@@ -5,7 +5,7 @@ class Gzsize < Package
   homepage 'https://bfontaine.github.io/gzsize/'
   version '0.1.1'
   source_url 'https://github.com/bfontaine/gzsize/archive/0.1.1.tar.gz'
-  source_sha1 '778820b0bf3fc2197955b60c6dc49f6fac00878b'
+  source_sha256 'ffb9cc1e5ed10443b1bcf2f711787bc7f69eee27ed83b48f2ccf9d80e39554dd'
 
   def self.build
     system "make"
diff --git a/packages/haproxy.rb b/packages/haproxy.rb
index 21979d8ba1..81c9796d55 100644
--- a/packages/haproxy.rb
+++ b/packages/haproxy.rb
@@ -3,18 +3,18 @@ require 'package'
 class Haproxy < Package
   description 'The Reliable, High Performance TCP/HTTP Load Balancer.'
   homepage 'http://www.haproxy.org/'
-  version '1.7.2'
-  source_url 'http://www.haproxy.org/download/1.7/src/haproxy-1.7.2.tar.gz'
-  source_sha1 'b022485e28b96b673e3116a69d8922cb7367a81f'
-  
-  depends_on "openssl"
-  depends_on "pcre"
+  version '1.7.8'
+  source_url 'http://www.haproxy.org/download/1.7/src/haproxy-1.7.8.tar.gz'
+  source_sha256 'ec90153ccedd20ad4015d3eaf76b502ff1f61b431d54c22b8457b5784a9ae142'
+
+  depends_on 'openssl'
+  depends_on 'pcre'
 
   def self.build
     system "make TARGET=linux26 USE_OPENSSL=1 USE_PCRE=1 USE_ZLIB=1"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/harfbuzz.rb b/packages/harfbuzz.rb
index 0de30cf05c..d4cc60b54b 100644
--- a/packages/harfbuzz.rb
+++ b/packages/harfbuzz.rb
@@ -3,9 +3,13 @@ require 'package'
 class Harfbuzz < Package
   description 'HarfBuzz is an OpenType text shaping engine.'
   homepage 'https://www.freedesktop.org/wiki/Software/HarfBuzz/'
-  version '1.1.5'
-  source_url 'https://www.freedesktop.org/software/harfbuzz/release/harfbuzz-1.4.5.tar.bz2'
-  source_sha1 'e979eb20b789c1fc47107ef93a584924e34dd195'
+  version '1.4.8'
+  source_url 'https://github.com/behdad/harfbuzz/releases/download/1.4.8/harfbuzz-1.4.8.tar.bz2'
+  source_sha256 'ccec4930ff0bb2d0c40aee203075447954b64a8c2695202413cc5e428c907131'
+
+  depends_on 'glib'
+  depends_on 'icu4c'
+  depends_on 'freetype'
 
   def self.build
     system "./configure"
diff --git a/packages/hdparm.rb b/packages/hdparm.rb
new file mode 100644
index 0000000000..9221b87485
--- /dev/null
+++ b/packages/hdparm.rb
@@ -0,0 +1,19 @@
+require 'package'
+
+class Hdparm < Package
+  description 'hdparm is a GNU/Linux shell utility for viewing and manipulating various IDE drive and driver parameters.'
+  homepage 'https://directory.fsf.org/wiki/Hdparm'
+  version '9.32'
+  source_url 'http://www.ibiblio.org/pub/Linux/system/hardware/hdparm-9.32.tar.gz'
+  source_sha256 '90d80632695759ec12c8a9da94471f04bc88d5b73d34fc6a370775b534d09319'
+
+  def self.build
+    system "sed -i 's,binprefix = ,binprefix = /usr/local,' Makefile"
+    system "sed -i 's,manprefix = /usr,manprefix = /usr/local,' Makefile"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "-e", "install"
+  end
+end
diff --git a/packages/healthcheck.rb b/packages/healthcheck.rb
new file mode 100644
index 0000000000..c94abc5037
--- /dev/null
+++ b/packages/healthcheck.rb
@@ -0,0 +1,24 @@
+require 'package'
+
+class Healthcheck < Package
+  description 'Linux system health check.'
+  homepage 'https://github.com/SimplyLinuxFAQ/health-check-script'
+  version '1cace5'
+  source_url 'https://github.com/SimplyLinuxFAQ/health-check-script/archive/1cace54e871c69cd4bbbaeeb3b9e314d7f575b06.tar.gz'
+  source_sha256 '4f40995614da68da7422e2ba8e01815c569e3c1a268122a5e13a007899092630'
+
+  depends_on 'lsb_release'
+  depends_on 'dmidecode'
+  depends_on 'sysstat'
+
+  def self.install
+    system "chmod +x health-check.sh"
+    system "sed -i 's,usr/bin,usr/local/bin,' health-check.sh"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "cp health-check.sh #{CREW_DEST_DIR}/usr/local/bin/healthcheck"
+    puts ""
+    puts "To execute, enter the following:".lightblue
+    puts "sudo healthcheck".lightblue
+    puts ""
+  end
+end
diff --git a/packages/help2info.rb b/packages/help2info.rb
new file mode 100644
index 0000000000..dabb5a2fce
--- /dev/null
+++ b/packages/help2info.rb
@@ -0,0 +1,18 @@
+require 'package'
+
+class Help2info < Package
+  description 'help2info is a bash script that generates a simple info page from the output of the --help argument of the specified program.'
+  homepage 'http://savannah.nongnu.org/projects/help2info'
+  version '0.1.1'
+  source_url 'http://download.savannah.nongnu.org/releases/help2info/help2info-0.1.1.tar.bz2'
+  source_sha256 '9964fa462fb3e0f0646c97d986b69b3365461e94365cd80c5ec57f03ca08a839'
+
+  def self.build
+    system './configure'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/help2man.rb b/packages/help2man.rb
new file mode 100644
index 0000000000..8f6722be67
--- /dev/null
+++ b/packages/help2man.rb
@@ -0,0 +1,18 @@
+require 'package'
+
+class Help2man < Package
+  description "help2man produces simple manual pages from the '--help' and '--version' output of other commands."
+  homepage 'https://www.gnu.org/software/help2man/'
+  version '1.47.4'
+  source_url 'https://ftpmirror.gnu.org/help2man/help2man-1.47.4.tar.xz'
+  source_sha256 'd4ecf697d13f14dd1a78c5995f06459bff706fd1ce593d1c02d81667c0207753'
+
+  def self.build
+    system './configure'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/heroku.rb b/packages/heroku.rb
index cc9bb2b244..cffc768461 100644
--- a/packages/heroku.rb
+++ b/packages/heroku.rb
@@ -3,15 +3,20 @@ require 'package'
 class Heroku < Package
   description 'The Heroku Command Line Interface (CLI), formerly known as the Heroku Toolbelt, is a tool for creating and managing Heroku apps from the command line / shell of various operating systems.'
   homepage 'https://devcenter.heroku.com/articles/heroku-cli'
-  version '4.28.3'
-  binary_url ({
-    armv7l: "https://drive.google.com/uc?export=download&id=0ByCixsDmZPzxOHFIMzQyNHNFUWc",
-    i686: "https://drive.google.com/uc?export=download&id=0ByCixsDmZPzxd3NULTRkMWlHQTA",
-    x86_64: "https://drive.google.com/uc?export=download&id=0ByCixsDmZPzxLURkMktpREpDZk0"
-  })
-  binary_sha1 ({
-    armv7l: "b48f2f52d11cee4ca6a1878fdf2608a4b10ea53d",
-    i686: "1b0a736797c9293431b7db0055861fc73657a3fe",
-    x86_64: "9524fbc86c0a19f84f8bbb77c56ce2439d929a92"
-  })
+  version '6.13.9'
+  source_url 'https://github.com/heroku/cli/archive/v6.13.9.tar.gz'
+  source_sha256 '76699029d86fc10326f8cf39b0c0a3b1f322dee39bd7c96fa81e34e52ff454f9'
+
+  depends_on 'yarn'
+
+  def self.build
+    system 'yarn install'
+  end
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}#{CREW_LIB_PREFIX}/heroku"
+    system "cp -r . #{CREW_DEST_DIR}#{CREW_LIB_PREFIX}/heroku"
+    system "mkdir -p #{CREW_DEST_DIR}#{CREW_PREFIX}/bin"
+    system "ln -s #{CREW_LIB_PREFIX}/heroku/bin/run #{CREW_DEST_DIR}#{CREW_PREFIX}/bin/heroku"
+  end
 end
diff --git a/packages/hexedit.rb b/packages/hexedit.rb
new file mode 100644
index 0000000000..5f4a06cc2e
--- /dev/null
+++ b/packages/hexedit.rb
@@ -0,0 +1,20 @@
+require 'package'
+
+class Hexedit < Package
+  version '1.2.13'
+  description 'Hex Editor for Linux.'
+  homepage 'http://rigaux.org/hexedit.html'
+  source_url 'http://rigaux.org/hexedit-1.2.13.src.tgz'
+  source_sha256 '6a126da30a77f5c0b08038aa7a881d910e3b65d13767fb54c58c983963b88dd7'
+
+  depends_on 'ncurses'
+
+  def self.build
+    system "./configure", "--prefix=/usr/local"
+    system "make", "CFLAGS=-I/usr/local/include/ncurses"
+  end
+
+  def self.install
+    system "make", "prefix=#{CREW_DEST_DIR}/usr/local", "install"
+  end
+end
diff --git a/packages/htop.rb b/packages/htop.rb
index 1a6abe9f8e..cb37f11308 100644
--- a/packages/htop.rb
+++ b/packages/htop.rb
@@ -5,16 +5,16 @@ class Htop < Package
   homepage 'https://hisham.hm/htop/'
   version '2.0.2'
   source_url 'http://hisham.hm/htop/releases/2.0.2/htop-2.0.2.tar.gz'
-  source_sha1 '201f793f13dce2448e36047079875b9bd5bba75a'
+  source_sha256 '179be9dccb80cee0c5e1a1f58c8f72ce7b2328ede30fb71dcdf336539be2f487'
 
   depends_on 'buildessential'
   depends_on 'ncurses'
-  
+
   def self.build
     system "./configure --disable-unicode"
     system "make"
   end
-  
+
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
diff --git a/packages/httpd.rb b/packages/httpd.rb
index 43e8069bb3..beb887bc2f 100644
--- a/packages/httpd.rb
+++ b/packages/httpd.rb
@@ -3,21 +3,22 @@ require 'package'
 class Httpd < Package
   description 'The Apache HTTP Server Project is an effort to develop and maintain an open-source HTTP server for modern operating systems including UNIX and Windows.'
   homepage 'http://httpd.apache.org/'
-  version '2.2.32'
-  source_url 'https://github.com/apache/httpd/archive/2.2.32.tar.gz'
-  source_sha1 '647e459f645c4138561e3f4314570f2f525d754d'
+  version '2.4.27'
+  source_url 'http://www-us.apache.org/dist/httpd/httpd-2.4.27.tar.gz'
+  source_sha256 '346dd3d016ae5d7101016e68805150bdce9040a8d246c289aa70e68a7cd86b66'
 
-  depends_on 'svn'
+  depends_on 'apr'
+  depends_on 'aprutil'
+  depends_on 'libtool'
+  depends_on 'pcre'
+  depends_on 'expat'
 
   def self.build
-    system 'svn co http://svn.apache.org/repos/asf/apr/apr/branches/1.4.x srclib/apr'
-    system 'svn co http://svn.apache.org/repos/asf/apr/apr-util/branches/1.4.x srclib/apr-util'
-    system './buildconf'
-    system './configure --prefix=/usr/local'
+    system './configure'
     system 'make'
   end
 
   def self.install
-    system 'make -i install'
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/httrack.rb b/packages/httrack.rb
new file mode 100644
index 0000000000..ea58715929
--- /dev/null
+++ b/packages/httrack.rb
@@ -0,0 +1,18 @@
+require 'package'
+
+class Httrack < Package
+  description 'HTTrack is a free (GPL, libre/free software) and easy-to-use offline browser utility. It allows you to download a World Wide Web site from the Internet to a local directory, building recursively all directories, getting HTML, images, and other files from the server to your computer.'
+  homepage 'http://www.httrack.com/'
+  version '3.49.2'
+  source_url 'http://mirror.httrack.com/httrack-3.49.2.tar.gz'
+  source_sha256 '3477a0e5568e241c63c9899accbfcdb6aadef2812fcce0173688567b4c7d4025'
+
+  def self.build
+    system './configure'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/hub.rb b/packages/hub.rb
index 3cda180501..a81540261c 100644
--- a/packages/hub.rb
+++ b/packages/hub.rb
@@ -3,9 +3,9 @@ require 'package'
 class Hub < Package
   description 'hub is a command-line wrapper for git that makes you better at GitHub.'
   homepage 'https://hub.github.com/'
-  version '2.3.0-pre9'
-  source_url 'https://github.com/github/hub/archive/v2.3.0-pre9.tar.gz'
-  source_sha1 'd18f0a28d13b7e773186ece35df032f561d2172d'
+  version '2.3.0-pre10'
+  source_url 'https://github.com/github/hub/archive/v2.3.0-pre10.tar.gz'
+  source_sha256 '9b4764dc2647bc0c14de2bd386e6f428f002d93baf01059d994e1cfa928483fc'
 
   depends_on 'git'
   depends_on 'go'
diff --git a/packages/icu4c.rb b/packages/icu4c.rb
index c086cfff7a..e00f0d0af4 100644
--- a/packages/icu4c.rb
+++ b/packages/icu4c.rb
@@ -5,18 +5,24 @@ class Icu4c < Package
   homepage 'http://site.icu-project.org/'
   version '58.2'
   source_url 'http://download.icu-project.org/files/icu4c/58.2/icu4c-58_2-src.tgz'
-  source_sha1 'b67913c90a484c59fda011797c6f3959d84bdc7c'
+  source_sha256 '2b0a4410153a9b20de0e20c7d8b66049a72aef244b53683d0d7521371683da0c'
 
   def self.build
     FileUtils.cd('source') do
+      case ARCH
+      when 'aarch64', 'armv7l'
+        # Armhf requires sane ELF headers rather than other architectures as
+        # discussed in https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=653457
+        system "sed -e '/LDFLAGSICUDT=/cLDFLAGSICUDT=' -i config/mh-linux"
+      end
       system "./configure", "--without-samples", "--without-tests"
       system "make"
     end
   end
-  
+
   def self.install
     FileUtils.cd('source') do
       system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
     end
-  end         
+  end
 end
diff --git a/packages/iftop.rb b/packages/iftop.rb
index 3ad9d3d0a7..3a822d640d 100644
--- a/packages/iftop.rb
+++ b/packages/iftop.rb
@@ -5,10 +5,10 @@ class Iftop < Package
   homepage 'http://www.ex-parrot.com/pdw/iftop/'
   version '0.17'
   source_url 'http://www.ex-parrot.com/pdw/iftop/download/iftop-0.17.tar.gz'
-  source_sha1 '75ce6afc8c0bf851278b0a15e66f523af90cfda9'
+  source_sha256 'd032547c708307159ff5fd0df23ebd3cfa7799c31536fa0aea1820318a8e0eac'
 
-  depends_on "libpcap"
-  depends_on "ncurses"
+  depends_on 'libpcap'
+  depends_on 'ncurses'
 
   def self.build
     system './configure --prefix=/usr/local CPPFLAGS="-I/usr/local/include/ncurses"'
diff --git a/packages/imagemagick.rb b/packages/imagemagick.rb
index b1bf9976b2..c31e651d51 100644
--- a/packages/imagemagick.rb
+++ b/packages/imagemagick.rb
@@ -3,11 +3,11 @@ require 'package'
 class Imagemagick < Package
   description 'Use ImageMagick to create, edit, compose, or convert bitmap images.'
   homepage 'http://www.imagemagick.org/script/index.php'
-  version '7.0.5-4'
-  source_url 'https://www.imagemagick.org/download/ImageMagick-7.0.5-4.tar.xz'
-  source_sha1 '118b2d1753cf5eb0761ea8dac068e24217b8e32b'
-  
-  depends_on 'pkgconfig'
+  version '7.0.6-7'
+  source_url 'https://www.imagemagick.org/download/releases/ImageMagick-7.0.6-7.tar.xz'
+  source_sha256 '732332a76cb62f067d680a90d85dd05a2f2592e0017af83becb639d05681106d'
+
+  depends_on 'buildessential' => :build
 
   def self.build
     system "./configure CFLAGS=\" -fPIC\" --without-python"
diff --git a/packages/imagemagick6.rb b/packages/imagemagick6.rb
new file mode 100644
index 0000000000..4704eba64e
--- /dev/null
+++ b/packages/imagemagick6.rb
@@ -0,0 +1,25 @@
+require 'package'
+
+class Imagemagick6 < Package
+  description 'Use ImageMagick to create, edit, compose, or convert bitmap images.'
+  homepage 'http://www.imagemagick.org/script/index.php'
+  version '6.9.9-7'
+  source_url 'https://www.imagemagick.org/download/releases/ImageMagick-6.9.9-7.tar.xz'
+  source_sha256 '8467a4c86e368323dd789053c9557dd32be2b3866273f5ee6dcf538656fa9ad3'
+
+  depends_on 'pkgconfig'
+  depends_on "libjpeg"
+  depends_on "libpng"
+  depends_on "libtiff"
+  depends_on "freetype"
+  depends_on "zlibpkg"
+
+  def self.build
+    system "./configure CFLAGS=\" -fPIC\" --without-python"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/inetutils.rb b/packages/inetutils.rb
index 821417a908..c94953bebb 100644
--- a/packages/inetutils.rb
+++ b/packages/inetutils.rb
@@ -1,19 +1,20 @@
 require 'package'
 
 class Inetutils < Package
-  description 'The Inetutils package contains programs for basic networking. Such as dnsdomainname, ftp, hostname, ifconfig, ping, 
-ping6, talk, telnet, tftp, traceroute'
+  description 'The Inetutils package contains programs for basic networking. Such as dnsdomainname, ftp, hostname, ifconfig, ping, ping6, talk, telnet, tftp, traceroute'
   homepage 'https://www.gnu.org/software/inetutils/'
   version '1.9.4'
   source_url 'https://ftp.gnu.org/gnu/inetutils/inetutils-1.9.4.tar.xz'
-  source_sha1 '5e515cc9da142cb73bb1beda137b4c2dcf2b528c'
+  source_sha256 '849d96f136effdef69548a940e3e0ec0624fc0c81265296987986a0dd36ded37'
 
   depends_on 'buildessential'
+  depends_on 'ncurses'
 
   def self.build
-    system "./configure --prefix=/usr/local        \
+    system "./configure --prefix=/usr/local \
             --localstatedir=/usr/var \
             --disable-logger     \
+            --disable-traceroute \
             --disable-whois      \
             --disable-rcp        \
             --disable-rexec      \
diff --git a/packages/inputproto.rb b/packages/inputproto.rb
new file mode 100644
index 0000000000..04ebb48cd2
--- /dev/null
+++ b/packages/inputproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Inputproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '2.3'
+  source_url 'https://www.x.org/archive/individual/proto/inputproto-2.3.tar.gz'
+  source_sha256 '98e8ab87fb71080b28536d749aa942bdad13d860d5eb3e1271084906cda711e9'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/iptables.rb b/packages/iptables.rb
new file mode 100644
index 0000000000..4cd5867f23
--- /dev/null
+++ b/packages/iptables.rb
@@ -0,0 +1,19 @@
+require 'package'
+
+class Iptables < Package
+  description 'iptables is the userspace command line program used to configure the Linux 2.4.x and later packet filtering ruleset.'
+  homepage 'https://www.netfilter.org/projects/iptables/'
+  version '1.6.1'
+  source_url 'https://www.netfilter.org/projects/iptables/files/iptables-1.6.1.tar.bz2'
+  source_sha256 '0fc2d7bd5d7be11311726466789d4c65fb4c8e096c9182b56ce97440864f0cf5'
+
+  def self.build
+    system './configure \
+            --disable-nftables'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/isl.rb b/packages/isl.rb
index bfa3ce87f0..16c322e674 100644
--- a/packages/isl.rb
+++ b/packages/isl.rb
@@ -3,17 +3,17 @@ require 'package'
 class Isl < Package
   description 'Integer Set Library for manipulating sets and relations of integer points bounded by linear constraints'
   homepage 'http://isl.gforge.inria.fr/'
-  version "0.14.1-cc1.3"
+  version '0.18-1'
   binary_url ({
-    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.3/isl-0.14.1-cc1.3-chromeos-armv7l.tar.xz',
-    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.3/isl-0.14.1-cc1.3-chromeos-armv7l.tar.xz',
-    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.3/isl-0.14.1-cc1.3-chromeos-i686.tar.xz',
-    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.3/isl-0.14.1-cc1.3-chromeos-x86_64.tar.xz',
+    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.8/isl-0.18-chromeos-armv7l.tar.xz',
+    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/isl-0.18-chromeos-armv7l.tar.xz',
+    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.8/isl-0.18-chromeos-i686.tar.xz',
+    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/isl-0.18-chromeos-x86_64.tar.xz',
   })
-  binary_sha1 ({
-    aarch64: '749bf7d0a09c1578ce2de20a21ce7f7d6a575756',
-    armv7l:  '749bf7d0a09c1578ce2de20a21ce7f7d6a575756',
-    i686:    '306c249734107ac29e7951a44a000cfcbb523a35',
-    x86_64:  '7e0dcb1c65a99be666c4369abb649ad27f88ade1',
+  binary_sha256 ({
+    aarch64: '34ab13258b490e96932dc8cb79fd3f7f6ec1e724aba829011cc5f2b16644c28e',
+    armv7l:  '34ab13258b490e96932dc8cb79fd3f7f6ec1e724aba829011cc5f2b16644c28e',
+    i686:    '513b04781a6759ffff0481151090711b19a29bc636a9839e9b571b1cb4276ac7',
+    x86_64:  'dbab5361321ea49a310e8d6507464438f227dff149223d68a797d4479ae1c173',
   })
 end
diff --git a/packages/jdk8.rb b/packages/jdk8.rb
index 70f0990146..8a3d64c94b 100644
--- a/packages/jdk8.rb
+++ b/packages/jdk8.rb
@@ -3,27 +3,37 @@ require 'package'
 class Jdk8 < Package
   description 'The JDK is a development environment for building applications, applets, and components using the Java programming language.'
   homepage 'http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html'
-  version '8u131'
-  case ARCH
-  when 'i686'
-    source_url 'http://javadl.oracle.com/webapps/download/AutoDL?BundleId=220303_d54c1d3a095b4ff2b6607d096fa80163'
-    source_sha1 '20d1a77783a01a592d9bcf3597256caee2ccfce0'
-  when 'x86_64'
-    source_url 'http://javadl.oracle.com/webapps/download/AutoDL?BundleId=220305_d54c1d3a095b4ff2b6607d096fa80163'
-    source_sha1 '9303d3a8e8fc2d2eda014887fd92a6f5883f0170'
-  when 'armv7l'
-    source_url 'https://www.dropbox.com/s/vcejuitboafaxib/jdk8u22-armv7l.tar.gz'
-    source_sha1 '913adb900bf0d9d42452a4591c1a9093076ed4b6'
-  when 'aarch64'
-    source_url 'https://www.dropbox.com/s/vcejuitboafaxib/jdk8u22-armv7l.tar.gz'
-    source_sha1 '913adb900bf0d9d42452a4591c1a9093076ed4b6'
-  else
-    abort 'Unable to install jdk8.  Architecture not supported.'.lightred
-  end
+  version '8u144'
+  source_url 'http://hg.openjdk.java.net/jdk8/jdk8/archive/2a8f4c022aa0.tar.gz'
+  source_sha256 'e632ae353ccfb90957cbb6a5818ee063710a41e7b97b490ee58ca5f627d863f1'
+
   def self.install
-    system "mkdir -p #{CREW_DEST_DIR}/usr/local"
-    system "cp -r bin/ #{CREW_DEST_DIR}/usr/local"
-    system "cp -r lib/ #{CREW_DEST_DIR}/usr/local"
-    system "cp -r man/ #{CREW_DEST_DIR}/usr/local"
+    case ARCH
+    when 'aarch64'
+      system 'wget -c --header "Cookie: oraclelicense=accept-securebackup-cookie" --no-check-certificate https://download.oracle.com/otn-pub/java/jdk/8u144-b01/090f390dda5b47b9b721c7dfaa008135/jdk-8u144-linux-arm32-vfp-hflt.tar.gz'
+      abort 'Checksum mismatch. :/ Try again.'.lightred unless Digest::SHA256.hexdigest( File.read('jdk-8u144-linux-arm32-vfp-hflt.tar.gz') ) == 'cbbd390e19ab4c473e05f60602ce2804db25e4e35be5ab95f4f1a2aeb5b72383'
+      system 'tar xvf jdk-8u144-linux-arm32-vfp-hflt.tar.gz'
+    when 'armv7l'
+      system 'wget -c --header "Cookie: oraclelicense=accept-securebackup-cookie" --no-check-certificate https://download.oracle.com/otn-pub/java/jdk/8u144-b01/090f390dda5b47b9b721c7dfaa008135/jdk-8u144-linux-arm32-vfp-hflt.tar.gz'
+      abort 'Checksum mismatch. :/ Try again.'.lightred unless Digest::SHA256.hexdigest( File.read('jdk-8u144-linux-arm32-vfp-hflt.tar.gz') ) == 'cbbd390e19ab4c473e05f60602ce2804db25e4e35be5ab95f4f1a2aeb5b72383'
+      system 'tar xvf jdk-8u144-linux-arm32-vfp-hflt.tar.gz'
+    when 'i686'
+      system 'wget -c --header "Cookie: oraclelicense=accept-securebackup-cookie" --no-check-certificate https://download.oracle.com/otn-pub/java/jdk/8u144-b01/090f390dda5b47b9b721c7dfaa008135/jdk-8u144-linux-i586.tar.gz'
+      abort 'Checksum mismatch. :/ Try again.'.lightred unless Digest::SHA256.hexdigest( File.read('jdk-8u144-linux-i586.tar.gz') ) == '624c090647629394ef0ee08d9d8ac5d3d5a9a60fa245fefb2eb417c36c7cb7c4'
+      system 'tar xvf jdk-8u144-linux-i586.tar.gz'
+    when 'x86_64'
+      system 'wget -c --header "Cookie: oraclelicense=accept-securebackup-cookie" --no-check-certificate https://download.oracle.com/otn-pub/java/jdk/8u144-b01/090f390dda5b47b9b721c7dfaa008135/jdk-8u144-linux-x64.tar.gz'
+      abort 'Checksum mismatch. :/ Try again.'.lightred unless Digest::SHA256.hexdigest( File.read('jdk-8u144-linux-x64.tar.gz') ) == 'e8a341ce566f32c3d06f6d0f0eeea9a0f434f538d22af949ae58bc86f2eeaae4'
+      system 'tar xvf jdk-8u144-linux-x64.tar.gz'
+    end
+    system "mkdir -p #{CREW_DEST_DIR}#{CREW_LIB_PREFIX}/jdk8"
+    FileUtils.cd('jdk1.8.0_144') do
+      system "rm -f src.zip"
+      system "cp -r * #{CREW_DEST_DIR}#{CREW_LIB_PREFIX}/jdk8"
+    end
+    system "mkdir -p #{CREW_DEST_DIR}#{CREW_PREFIX}/bin"
+    FileUtils.cd("#{CREW_DEST_DIR}#{CREW_PREFIX}/bin") do
+      system "ln -s ../../../#{CREW_LIB_PREFIX}/jdk8/bin/* ."
+    end
   end
 end
diff --git a/packages/jemalloc.rb b/packages/jemalloc.rb
new file mode 100644
index 0000000000..84cba3667f
--- /dev/null
+++ b/packages/jemalloc.rb
@@ -0,0 +1,22 @@
+require 'package'
+
+class Jemalloc < Package
+  description 'jemalloc is a general purpose malloc(3) implementation that emphasizes fragmentation avoidance and scalable concurrency support.'
+  homepage 'http://jemalloc.net/'
+  version '5.0.1'
+  source_url 'https://github.com/jemalloc/jemalloc/releases/download/5.0.1/jemalloc-5.0.1.tar.bz2'
+  source_sha256 '4814781d395b0ef093b21a08e8e6e0bd3dab8762f9935bbfb71679b0dea7c3e9'
+
+  depends_on 'autoconf'
+  depends_on 'gawk'
+  depends_on 'libxslt'
+
+  def self.build
+    system './configure'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/jq.rb b/packages/jq.rb
index 2d39ba5018..730eff2702 100644
--- a/packages/jq.rb
+++ b/packages/jq.rb
@@ -3,9 +3,9 @@ require 'package'
 class Jq < Package
   description 'jq is a lightweight and flexible command-line JSON processor.'
   homepage 'https://stedolan.github.io/jq/'
-  version '1.5' 
-  source_url 'https://github.com/stedolan/jq/releases/download/jq-1.5/jq-1.5.tar.gz' 
-  source_sha1 '6eef3705ac0a322e8aa0521c57ce339671838277' 
+  version '1.5'
+  source_url 'https://github.com/stedolan/jq/releases/download/jq-1.5/jq-1.5.tar.gz'
+  source_sha256 'c4d2bfec6436341113419debf479d833692cc5cdab7eb0326b5a4d4fbe9f493c'
 
   def self.build
     system "./configure",
diff --git a/packages/jsonc.rb b/packages/jsonc.rb
index ef62627593..160fba8d52 100644
--- a/packages/jsonc.rb
+++ b/packages/jsonc.rb
@@ -5,7 +5,7 @@ class Jsonc < Package
   homepage 'https://github.com/json-c/json-c/wiki'
   version '0.12.1-nodoc'
   source_url 'https://s3.amazonaws.com/json-c_releases/releases/json-c-0.12.1-nodoc.tar.gz'
-  source_sha1 'ffb24acc03110703a88657a64507cc055373f252'
+  source_sha256 '5a617da9aade997938197ef0f8aabd7f97b670c216dc173977e1d56eef9e1291'
 
   def self.build
     system "./configure --prefix=/usr/local"
diff --git a/packages/kbproto.rb b/packages/kbproto.rb
new file mode 100644
index 0000000000..4c3ccca954
--- /dev/null
+++ b/packages/kbproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Kbproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '1.0.7'
+  source_url 'https://www.x.org/archive/individual/proto/kbproto-1.0.7.tar.gz'
+  source_sha256 '828cb275b91268b1a3ea950d5c0c5eb076c678fdf005d517411f89cc8c3bb416'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/krb5.rb b/packages/krb5.rb
new file mode 100644
index 0000000000..f399878c6c
--- /dev/null
+++ b/packages/krb5.rb
@@ -0,0 +1,22 @@
+require 'package'
+
+class Krb5 < Package
+  description 'Kerberos is a network authentication protocol.'
+  homepage 'https://web.mit.edu/kerberos'
+  version '1.15.1'
+  source_url 'http://web.mit.edu/kerberos/dist/krb5/1.15/krb5-1.15.1.tar.gz'
+  source_sha256 '437c8831ddd5fde2a993fef425dedb48468109bb3d3261ef838295045a89eb45'
+
+  def self.build
+    Dir.chdir "src" do
+      system "./configure --without-system-verto"
+      system "make"
+    end
+  end
+
+  def self.install
+    Dir.chdir "src" do
+      system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+    end
+  end
+end
diff --git a/packages/kubectl.rb b/packages/kubectl.rb
new file mode 100644
index 0000000000..17423b5533
--- /dev/null
+++ b/packages/kubectl.rb
@@ -0,0 +1,23 @@
+require 'package'
+
+class Kubectl < Package
+  description 'Kubernetes command line tool'
+  homepage 'https://kubernetes.io'
+  version '1.7.0'
+  source_url 'https://github.com/kubernetes/kubernetes/archive/v1.7.0.tar.gz'
+  source_sha256 '0fe34180a4bb61384894616b1d348cc6350d1ebcbc071c67748864ffd2deb026'
+
+  depends_on "go" => :build
+  depends_on "rsync" => :build
+
+  def self.build
+    ENV['TMPDIR'] = "#{CREW_PREFIX}/tmp"
+    # Override the -j$NPROC set by crew with -j1 to workaround a race issue
+    system "make", "-j1", "generated_files"
+    system "make", "kubectl"
+  end
+
+  def self.install
+    system "install", "-D", "-m", "755", "_output/bin/kubectl", "#{CREW_DEST_DIR}/usr/local/bin/kubectl"
+  end
+end
diff --git a/packages/lcms.rb b/packages/lcms.rb
new file mode 100644
index 0000000000..09cc33ad50
--- /dev/null
+++ b/packages/lcms.rb
@@ -0,0 +1,18 @@
+require 'package'
+
+class Lcms < Package
+  description 'Little CMS intends to be an OPEN SOURCE small-footprint color management engine, with special focus on accuracy and performance.'
+  homepage 'http://www.littlecms.com/'
+  version '2.8'
+  source_url 'https://downloads.sourceforge.net/project/lcms/lcms/2.8/lcms2-2.8.tar.gz'
+  source_sha256 '66d02b229d2ea9474e62c2b6cd6720fde946155cd1d0d2bffdab829790a0fb22'
+
+  def self.build
+    system './configure'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/less.rb b/packages/less.rb
index 7a4964d507..5299fe8f28 100644
--- a/packages/less.rb
+++ b/packages/less.rb
@@ -5,7 +5,7 @@ class Less < Package
   homepage 'https://www.gnu.org/software/less/'
   version '487'
   source_url 'http://www.greenwoodsoftware.com/less/less-487.tar.gz'
-  source_sha1 '8a5c4be2a51f11543793defec7ccb77c525f007e'
+  source_sha256 'f3dc8455cb0b2b66e0c6b816c00197a71bf6d1787078adeee0bcf2aea4b12706'
 
   depends_on 'buildessential' => :build
   depends_on 'ncurses'
@@ -16,7 +16,7 @@ class Less < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/leveldb.rb b/packages/leveldb.rb
index 963a86d34c..ced433fb76 100644
--- a/packages/leveldb.rb
+++ b/packages/leveldb.rb
@@ -1,23 +1,23 @@
 require 'package'
- 
+
 class Leveldb < Package
   description 'LevelDB is a fast key-value storage library written at Google that provides an ordered mapping from string keys to string values.'
   homepage 'https://leveldb.googlecode.com/'
-  version '1.19.0'
-  source_url 'https://github.com/google/leveldb/archive/v1.19.tar.gz'
-  source_sha1 '864b45b4a8d1ad400b9115ff6d3c9fb1f79be82b'
-  
+  version '1.20'
+  source_url 'https://github.com/google/leveldb/archive/v1.20.tar.gz'
+  source_sha256 'f5abe8b5b209c2f36560b75f32ce61412f39a2922f7045ae764a2c23335b6664'
+
   def self.build
     system "make"
   end
-  
+
   def self.install
     system "mkdir", "-p", "#{CREW_DEST_DIR}/usr/local/include"
     system "mkdir", "-p", "#{CREW_DEST_DIR}/usr/local/lib"
     system "cp", "-R", "include/leveldb", "#{CREW_DEST_DIR}/usr/local/include"
     system "cp", "out-static/libleveldb.a", "#{CREW_DEST_DIR}/usr/local/lib"
-    system "cp", "out-shared/libleveldb.so.1.19", "#{CREW_DEST_DIR}/usr/local/lib"
+    system "cp", "out-shared/libleveldb.so.1.20", "#{CREW_DEST_DIR}/usr/local/lib"
     system "cp", "-P", "out-shared/libleveldb.so.1", "#{CREW_DEST_DIR}/usr/local/lib"
     system "cp", "-P", "out-shared/libleveldb.so", "#{CREW_DEST_DIR}/usr/local/lib"
-  end                                                             # during installation
+  end
 end
diff --git a/packages/lha.rb b/packages/lha.rb
index 7b23f58d66..f85db76039 100644
--- a/packages/lha.rb
+++ b/packages/lha.rb
@@ -3,9 +3,9 @@ require 'package'
 class Lha < Package
   description 'LHa for UNIX is a console-based utility that uncompresses and compresses .lha packages.'
   homepage 'http://freecode.com/projects/lhaforunix'
-  version '1.14i-ac20040929'
-  source_url 'http://prdownloads.sourceforge.jp/lha/11617/lha-1.14i-ac20040929.tar.gz'
-  source_sha1 '2e2eb1ee84fe3fa804fd80e6777d4a30050e017f'
+  version '1.14i-ac20050924p1'
+  source_url 'http://prdownloads.sourceforge.jp/lha/22231/lha-1.14i-ac20050924p1.tar.gz'
+  source_sha256 'b5261e9f98538816aa9e64791f23cb83f1632ecda61f02e54b6749e9ca5e9ee4'
 
   def self.build
     system './configure'
diff --git a/packages/libarchive.rb b/packages/libarchive.rb
index 3aefbc3eaf..ad3a813191 100644
--- a/packages/libarchive.rb
+++ b/packages/libarchive.rb
@@ -5,11 +5,12 @@ class Libarchive < Package
   homepage 'http://www.libarchive.org/'
   version '3.2.2'
   source_url 'http://www.libarchive.org/downloads/libarchive-3.2.2.tar.gz'
-  source_sha1 'ccf14e3b4ec7c6b242cf07062dd40e82a17485a5'
+  source_sha256 '691c194ee132d1f0f7a42541f091db811bc2e56f7107e9121be2bc8c04f1060f'
 
-  depends_on "acl"
-  depends_on "attr"
-  depends_on "lz4"
+  depends_on 'acl'
+  depends_on 'attr'
+  depends_on 'lz4'
+  depends_on 'xzutils' => :build
 
   def self.build
     system "./configure --prefix=/usr/local --disable-static"
@@ -17,6 +18,6 @@ class Libarchive < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/libass.rb b/packages/libass.rb
index 95589512b7..bd2597637a 100644
--- a/packages/libass.rb
+++ b/packages/libass.rb
@@ -5,7 +5,7 @@ class Libass < Package
   homepage 'https://github.com/libass/libass'
   version '0.13.6'
   source_url 'https://github.com/libass/libass/archive/0.13.6.tar.gz'
-  source_sha1 '10fc35f8aba2a4a37aaed482a4184d144defb3d8'
+  source_sha256 'de68288397d284a955061b3ecba67152cea74d8ace6222d987dd30091b1534b7'
 
   depends_on 'automake'
   depends_on 'autoconf'
diff --git a/packages/libassuan.rb b/packages/libassuan.rb
index ce3520ed97..b1052b7448 100644
--- a/packages/libassuan.rb
+++ b/packages/libassuan.rb
@@ -5,7 +5,7 @@ class Libassuan < Package
   homepage 'https://www.gnupg.org/related_software/libassuan/index.html'
   version '2.4.3'
   source_url 'https://www.gnupg.org/ftp/gcrypt/libassuan/libassuan-2.4.3.tar.bz2'
-  source_sha1 '27391cf4a820b5350ea789c30661830c9a271518'
+  source_sha256 '22843a3bdb256f59be49842abf24da76700354293a066d82ade8134bb5aa2b71'
 
   def self.build
     system './configure --prefix=/usr/local'
@@ -13,6 +13,6 @@ class Libassuan < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/libatomic_ops.rb b/packages/libatomic_ops.rb
new file mode 100644
index 0000000000..655ae1b7c8
--- /dev/null
+++ b/packages/libatomic_ops.rb
@@ -0,0 +1,18 @@
+require 'package'
+
+class Libatomic_ops < Package
+  description 'Atomic memory update operations portable implementation'
+  homepage 'https://github.com/ivmai/libatomic_ops'
+  version '7.6.0'
+  source_url 'https://github.com/ivmai/libatomic_ops/releases/download/v7.6.0/libatomic_ops-7.6.0.tar.gz'
+  source_sha256 '8e2c06d1d7a05339aae2ddceff7ac54552854c1cbf2bb34c06eca7974476d40f'
+
+  def self.build
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/libbsd.rb b/packages/libbsd.rb
new file mode 100644
index 0000000000..7d1e9adcde
--- /dev/null
+++ b/packages/libbsd.rb
@@ -0,0 +1,18 @@
+require 'package'
+
+class Libbsd < Package
+  description 'This library provides useful functions commonly found on BSD systems, and lacking on others like GNU systems, thus making it easier to port projects with strong BSD origins, without needing to embed the same code over and over again on each project.'
+  homepage 'https://libbsd.freedesktop.org/wiki'
+  version '0.8.6'
+  source_url 'https://libbsd.freedesktop.org/releases/libbsd-0.8.6.tar.xz'
+  source_sha256 '467fbf9df1f49af11f7f686691057c8c0a7613ae5a870577bef9155de39f9687'
+
+  def self.build
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/libcap.rb b/packages/libcap.rb
index 15ad7a53af..35459cbf83 100644
--- a/packages/libcap.rb
+++ b/packages/libcap.rb
@@ -3,11 +3,17 @@ require 'package'
 class Libcap < Package
   description 'Libcap implements the user-space interfaces to the POSIX 1003.1e capabilities available in Linux kernels.'
   homepage 'https://directory.fsf.org/wiki/Libcap'
-  version '2.25'
+  version '2.25-1'
   source_url 'https://www.kernel.org/pub/linux/libs/security/linux-privs/libcap2/libcap-2.25.tar.xz'
-  source_sha1 'f0b102e4a68e1bbdcb6b143b63c34a250e473088'
+  source_sha256 '693c8ac51e983ee678205571ef272439d83afe62dd8e424ea14ad9790bc35162'
+
+  depends_on 'gperf' => :build
+  depends_on 'perl' => :build
 
   def self.build
+    # add includes option to make it work with gperf-3.1
+    system 'sed -e "/gperf --/s/gperf --/gperf --includes --/" -e "/gperf --/s/cap_lookup_name(/cap_dummy(/" -i libcap/Makefile'
+
     # change the path to ld
     system 'sed -i "s,/usr/bin/ld,/usr/local/bin/ld,g" Make.Rules'
     # change prefix
@@ -16,12 +22,10 @@ class Libcap < Package
     system 'sed -i "s,^exec_prefix=,exec_prefix=\$(prefix)," Make.Rules'
     # http://git.yoctoproject.org/cgit.cgi/poky/plain/meta/recipes-support/libcap/files/0001-ensure-the-XATTR_NAME_CAPS-is-defined-when-it-is-use.patch
     system 'sed -i "s,^\#ifdef VFS_CAP_U32,\#if defined (VFS_CAP_U32) \&\& defined (XATTR_NAME_CAPS),g" libcap/cap_file.c'
-    # only root user can setcap
-    system 'sed -i "s,\$(FAKEROOT)\$(SBINDIR)/setcap,sudo \$(FAKEROOT)\$(SBINDIR)/setcap," progs/Makefile'
     system 'make'
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+    system "make", "RAISE_SETFCAP=no", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/libcheck.rb b/packages/libcheck.rb
new file mode 100644
index 0000000000..13e0f3eb51
--- /dev/null
+++ b/packages/libcheck.rb
@@ -0,0 +1,20 @@
+require 'package'
+
+class Libcheck < Package
+  description 'A unit testing framework for C'
+  homepage 'https://github.com/libcheck/check'
+  version '0.11.0'
+  source_url 'https://github.com/libcheck/check/releases/download/0.11.0/check-0.11.0.tar.gz'
+  source_sha256 '24f7a48aae6b74755bcbe964ce8bc7240f6ced2141f8d9cf480bc3b3de0d5616'
+
+  depends_on 'libtool'
+
+  def self.build
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/libdrm.rb b/packages/libdrm.rb
new file mode 100644
index 0000000000..e45d207b8c
--- /dev/null
+++ b/packages/libdrm.rb
@@ -0,0 +1,20 @@
+require 'package'
+
+class Libdrm < Package
+  description 'Cross-driver middleware for DRI protocol.'
+  homepage 'https://dri.freedesktop.org'
+  version '2.4.82'
+  source_url 'https://dri.freedesktop.org/libdrm/libdrm-2.4.82.tar.gz'
+  source_sha256 '473997e1fa6f73f75f99bdeb8aa140f7efc3e774988b005c470343ee3cbeb97a'
+
+  depends_on 'libpciaccess'
+
+  def self.build
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/libedit.rb b/packages/libedit.rb
index 8f1aa61341..080842b2b4 100644
--- a/packages/libedit.rb
+++ b/packages/libedit.rb
@@ -5,7 +5,7 @@ class Libedit < Package
   homepage 'http://thrysoee.dk/editline/'
   version '3.1'
   source_url 'http://thrysoee.dk/editline/libedit-20160903-3.1.tar.gz'
-  source_sha1 '55e327ee4661b13d20ebb411d790f2bb258271cf'
+  source_sha256 '0ccbd2e7d46097f136fcb1aaa0d5bc24e23bb73f57d25bee5a852a683eaa7567'
 
   def self.build
     system './configure --prefix=/usr/local CPPFLAGS="-I/usr/local/include/ncurses"'
@@ -13,6 +13,6 @@ class Libedit < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/libevent.rb b/packages/libevent.rb
index 097c531f5a..7e9f7ae7e8 100644
--- a/packages/libevent.rb
+++ b/packages/libevent.rb
@@ -1,18 +1,18 @@
 require 'package'
- 
+
 class Libevent < Package
   description 'The libevent API provides a mechanism to execute a callback function when a specific event occurs on a file descriptor or after a timeout has been reached.'
   homepage 'http://libevent.org/'
   version '2.1.8'
   source_url 'https://github.com/libevent/libevent/releases/download/release-2.1.8-stable/libevent-2.1.8-stable.tar.gz'
-  source_sha1 '2a1b8bb7a262d3fd0ed6a080a20991a6eed675ec'
+  source_sha256 '965cc5a8bb46ce4199a47e9b2c9e1cae3b137e8356ffdad6d94d3b9069b71dc2'
   depends_on 'openssl'
-  
+
   def self.build
     system "./configure"
     system "make"
   end
-  
+
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
diff --git a/packages/libfdkaac.rb b/packages/libfdkaac.rb
index 1f686a0462..725552e9bf 100644
--- a/packages/libfdkaac.rb
+++ b/packages/libfdkaac.rb
@@ -5,7 +5,7 @@ class Libfdkaac < Package
   homepage 'https://github.com/mstorsjo/fdk-aac/'
   version '0.1.5'
   source_url 'https://github.com/mstorsjo/fdk-aac/archive/v0.1.5.tar.gz'
-  source_sha1 '2894bd6d21066bfdf65a2f8cb6d2ca2dde597194'
+  source_sha256 'ff53d1d01cacc29c071e23192dfefa93bdbeaf775fc5d296259b4859d0306b79'
 
   depends_on 'automake'
 
diff --git a/packages/libffi.rb b/packages/libffi.rb
index f1b50b00d3..2de38a4ea1 100644
--- a/packages/libffi.rb
+++ b/packages/libffi.rb
@@ -5,16 +5,15 @@ class Libffi < Package
   homepage 'https://sourceware.org/libffi/'
   version '3.2.1-2'
   source_url 'ftp://sourceware.org/pub/libffi/libffi-3.2.1.tar.gz'
-  source_sha1 '280c265b789e041c02e5c97815793dfc283fb1e6'
+  source_sha256 'd06ebb8e1d9a22d19e38d63fdb83954253f39bedc5d46232a05645685722ca37'
 
   def self.build
-    system "./configure", "--enable-shared", "--disable-static", "--with-pic", "--disable-debug", "--disable-dependency-tracking"
+    system "./configure", "--libdir=#{CREW_LIB_PREFIX}", "--enable-shared", "--disable-static", "--with-pic", "--disable-debug", "--disable-dependency-tracking"
     system "make"
-    system "find . -name 'lib*.so.*' -print | xargs strip -S"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/libfrei0r.rb b/packages/libfrei0r.rb
index 21415fad64..79e0d35f72 100644
--- a/packages/libfrei0r.rb
+++ b/packages/libfrei0r.rb
@@ -5,7 +5,7 @@ class Libfrei0r < Package
   homepage 'https://frei0r.dyne.org/'
   version '1.6.0'
   source_url 'https://github.com/dyne/frei0r/archive/v1.6.0.tar.gz'
-  source_sha1 'a8214add5828e20ff49239ed3a462acaa8c1ebb2'
+  source_sha256 '63cae9d20d23b9d9e1ffb3fa053295914417c3e005194c077a0753d04636831c'
 
   depends_on 'cmake'
 
diff --git a/packages/libgcrypt.rb b/packages/libgcrypt.rb
index be6ea58ed6..58b9fad918 100644
--- a/packages/libgcrypt.rb
+++ b/packages/libgcrypt.rb
@@ -5,9 +5,9 @@ class Libgcrypt < Package
   homepage 'https://www.gnupg.org/related_software/libgcrypt/index.html'
   version '1.7.6'
   source_url 'https://www.gnupg.org/ftp/gcrypt/libgcrypt/libgcrypt-1.7.6.tar.bz2'
-  source_sha1 'd2b9e0f413064cfc67188f80d3cbda887c755a62'
+  source_sha256 '626aafee84af9d2ce253d2c143dc1c0902dda045780cc241f39970fc60be05bc'
 
-  depends_on "libgpgerror"
+  depends_on 'libgpgerror'
 
   def self.build
     system "./configure --prefix=/usr/local"
@@ -15,6 +15,6 @@ class Libgcrypt < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/libgd.rb b/packages/libgd.rb
index daf8e411c1..b78050baa5 100644
--- a/packages/libgd.rb
+++ b/packages/libgd.rb
@@ -5,7 +5,7 @@ class Libgd < Package
   homepage 'https://libgd.github.io/'
   version '2.2.4'
   source_url 'https://github.com/libgd/libgd/archive/gd-2.2.4.tar.gz'
-  source_sha1 '630daec16fe06e4e916fd0fa8499c8fa5c0dcbca'
+  source_sha256 'afdd50db677648cb9335b2dda10dd3a6700d97feb21fe802e6ee0f7065acd8c4'
 
   depends_on 'cmake'
   depends_on 'libpng'
diff --git a/packages/libgpgerror.rb b/packages/libgpgerror.rb
index 3f0d15a610..dc5cee8242 100644
--- a/packages/libgpgerror.rb
+++ b/packages/libgpgerror.rb
@@ -5,7 +5,7 @@ class Libgpgerror < Package
   homepage 'https://www.gnupg.org/related_software/libgpg-error/index.html'
   version '1.26'
   source_url 'ftp://ftp.gnupg.org/gcrypt/libgpg-error/libgpg-error-1.26.tar.bz2'
-  source_sha1 '9a926e7ee6309e539313443555535d49a2a5c9f1'
+  source_sha256 '4c4bcbc90116932e3acd37b37812d8653b1b189c1904985898e860af818aee69'
 
   def self.build
     system "./configure --prefix=/usr/local"
@@ -13,6 +13,6 @@ class Libgpgerror < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/libjpeg.rb b/packages/libjpeg.rb
index ff140ba2bf..ac957b4ae1 100644
--- a/packages/libjpeg.rb
+++ b/packages/libjpeg.rb
@@ -5,7 +5,7 @@ class Libjpeg < Package
   homepage 'http://www.ijg.org/'
   version '9.1-1'
   source_url 'http://www.ijg.org/files/jpegsrc.v9a.tar.gz'
-  source_sha1 'd65ed6f88d318f7380a3a5f75d578744e732daca'
+  source_sha256 '3a753ea48d917945dd54a2d97de388aa06ca2eb1066cbfdc6652036349fe05a7'
 
   def self.build
     system "./configure --includedir=/usr/local/include CFLAGS=\" -fPIC\""
diff --git a/packages/libksba.rb b/packages/libksba.rb
index 22396b69c4..ede9a28ae8 100644
--- a/packages/libksba.rb
+++ b/packages/libksba.rb
@@ -5,7 +5,7 @@ class Libksba < Package
   homepage 'https://www.gnupg.org/related_software/libksba/index.html'
   version '1.3.5'
   source_url 'https://www.gnupg.org/ftp/gcrypt/libksba/libksba-1.3.5.tar.bz2'
-  source_sha1 'a98385734a0c3f5b713198e8d6e6e4aeb0b76fde'
+  source_sha256 '41444fd7a6ff73a79ad9728f985e71c9ba8cd3e5e53358e70d5f066d35c1a340'
 
   depends_on 'npth'
 
@@ -15,6 +15,6 @@ class Libksba < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/libmp3lame.rb b/packages/libmp3lame.rb
index f543611a04..e92ba10d1d 100644
--- a/packages/libmp3lame.rb
+++ b/packages/libmp3lame.rb
@@ -5,7 +5,7 @@ class Libmp3lame < Package
   homepage 'http://lame.sourceforge.net/'
   version '3.99.5'
   source_url 'https://downloads.sourceforge.net/project/lame/lame/3.99/lame-3.99.5.tar.gz'
-  source_sha1 '03a0bfa85713adcc6b3383c12e2cc68a9cfbf4c4'
+  source_sha256 '24346b4158e4af3bd9f2e194bb23eb473c75fb7377011523353196b19b9a23ff'
 
   def self.build
     system "./configure"
diff --git a/packages/libnl3.rb b/packages/libnl3.rb
index 003a7e453c..0283c782d3 100644
--- a/packages/libnl3.rb
+++ b/packages/libnl3.rb
@@ -5,7 +5,7 @@ class Libnl3 < Package
   homepage 'http://www.infradead.org/~tgr/libnl/'
   version '3.2.25'
   source_url 'http://www.infradead.org/~tgr/libnl/files/libnl-3.2.25.tar.gz'
-  source_sha1 'b7a4981f7edf7398256d35fd3c0b87bc84ae27d1'
+  source_sha256 '8beb7590674957b931de6b7f81c530b85dc7c1ad8fbda015398bc1e8d1ce8ec5'
 
   depends_on "buildessential" => :build
   depends_on "glibc"
diff --git a/packages/libogg.rb b/packages/libogg.rb
index e8daab2c65..3c465fb574 100644
--- a/packages/libogg.rb
+++ b/packages/libogg.rb
@@ -5,7 +5,7 @@ class Libogg < Package
   homepage 'https://xiph.org/ogg/'
   version '1.3.1'
   source_url 'http://downloads.xiph.org/releases/ogg/libogg-1.3.1.tar.xz'
-  source_sha1 'a4242415a7a9fd71f3092af9ff0b9fa630e4d7bd'
+  source_sha256 '3a5bad78d81afb78908326d11761c0fb1a0662ee7150b6ad587cc586838cdcfa'
 
   def self.build
     system "./configure"
diff --git a/packages/libopencoreamr.rb b/packages/libopencoreamr.rb
index 70bc1c065b..35b6103433 100644
--- a/packages/libopencoreamr.rb
+++ b/packages/libopencoreamr.rb
@@ -5,7 +5,7 @@ class Libopencoreamr < Package
   homepage 'https://sourceforge.net/projects/opencore-amr/'
   version '0.1.5'
   source_url 'https://downloads.sourceforge.net/project/opencore-amr/opencore-amr/opencore-amr-0.1.5.tar.gz'
-  source_sha1 'bef4d1e3a8a155b47569b6691a223843b33e279e'
+  source_sha256 '2c006cb9d5f651bfb5e60156dbff6af3c9d35c7bbcc9015308c0aff1e14cd341'
 
   def self.build
     system "./configure"
diff --git a/packages/libopus.rb b/packages/libopus.rb
index af1f52d537..f81c635738 100644
--- a/packages/libopus.rb
+++ b/packages/libopus.rb
@@ -5,7 +5,7 @@ class Libopus < Package
   homepage 'http://opus-codec.org/'
   version '1.1.5'
   source_url 'https://archive.mozilla.org/pub/opus/opus-1.1.5.tar.gz'
-  source_sha1 'fb6d55cf73059bd916790960c2eeffe83edabafe'
+  source_sha256 'eb84981ca0f40a3e5d5e58d2e8582cb2fee05a022825a6dfe14d14b04eb563e4'
 
   def self.build
     system "./configure --prefix=/usr/local \
diff --git a/packages/libpcap.rb b/packages/libpcap.rb
index 013ca683fc..46a22327cf 100644
--- a/packages/libpcap.rb
+++ b/packages/libpcap.rb
@@ -5,7 +5,7 @@ class Libpcap < Package
   homepage 'http://www.tcpdump.org/'
   version '1.8.1'
   source_url 'http://www.tcpdump.org/release/libpcap-1.8.1.tar.gz'
-  source_sha1 '32d7526dde8f8a2f75baf40c01670602aeef7e39'
+  source_sha256 '673dbc69fdc3f5a86fb5759ab19899039a8e5e6c631749e48dcd9c6f0c83541e'
 
   depends_on "buildessential"
   depends_on "bison"
diff --git a/packages/libpciaccess.rb b/packages/libpciaccess.rb
new file mode 100644
index 0000000000..cd59c205e7
--- /dev/null
+++ b/packages/libpciaccess.rb
@@ -0,0 +1,18 @@
+require 'package'
+
+class Libpciaccess < Package
+  description 'Generic PCI access library'
+  homepage 'https://x.org'
+  version '0.13'
+  source_url 'https://www.x.org/archive/individual/lib/libpciaccess-0.13.tar.gz'
+  source_sha256 'afdfe55b23be710751b630073127febef498af35d4a58944fccbef860315f72c'
+
+  def self.build
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/libpipeline.rb b/packages/libpipeline.rb
index 9e57407d6e..2c9edfe9f3 100644
--- a/packages/libpipeline.rb
+++ b/packages/libpipeline.rb
@@ -1,20 +1,20 @@
 require 'package'
- 
+
 class Libpipeline < Package
   description 'libpipeline is a C library for manipulating pipelines of subprocesses in a flexible and convenient way.'
   homepage 'http://libpipeline.nongnu.org/'
+
   version '1.4.2'
   source_url 'https://download.savannah.gnu.org/releases/libpipeline/libpipeline-1.4.2.tar.gz'
   source_sha256 'fef1fc9aa40ce8796f18cd1aecd888a9484a9556c8b0f8d07c863578277679be'
-  
+
   def self.build
-    system './configure', '--disable-static', '--enable-shared', '--with-pic'
+    system './configure', "--libdir=#{CREW_LIB_PREFIX}", '--disable-static', '--enable-shared', '--with-pic'
     system 'make'
-    system "find . -name 'lib*.so.*' -print | xargs strip -S"
   end
-  
+
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/libpng.rb b/packages/libpng.rb
index e8891d25a5..e51df90b09 100644
--- a/packages/libpng.rb
+++ b/packages/libpng.rb
@@ -5,7 +5,7 @@ class Libpng < Package
   homepage 'http://libpng.org/pub/png/libpng.html'
   version '1.6.28'
   source_url 'http://prdownloads.sourceforge.net/libpng/libpng-1.6.28.tar.gz'
-  source_sha1 '004556d65f21baed83755f8e094112711e39ebae'
+  source_sha256 'b6cec903e74e9fdd7b5bbcde0ab2415dd12f2f9e84d9e4d9ddd2ba26a41623b2'
 
   def self.build
       system "./configure CFLAGS=\" -fPIC\""
diff --git a/packages/libsdl.rb b/packages/libsdl.rb
index 0b3aa8ea92..d446b95dca 100644
--- a/packages/libsdl.rb
+++ b/packages/libsdl.rb
@@ -2,13 +2,13 @@ require 'package'
 
 class Libsdl < Package
   description 'Simple DirectMedia Layer is a cross-platform development library designed to provide low level access to audio, keyboard, mouse, joystick, and graphics hardware via OpenGL and Direct3D.'
-  homepage 'http://www.libsdl.org/'
-  version '1.2.15'
+  homepage 'http://www.libsdl.org'
+  version '1.2.15-1'
   source_url 'http://www.libsdl.org/release/SDL-1.2.15.tar.gz'
-  source_sha1 '0c5f193ced810b0d7ce3ab06d808cbb5eef03a2c'
+  source_sha256 'd6d316a793e5e348155f0dd93b979798933fb98aa1edebcc108829d6474aad00'
 
   def self.build
-    system "./configure"
+    system "./configure --disable-video-x11 --disable-video-wayland"
     system "make"
   end
 
diff --git a/packages/libsdl2.rb b/packages/libsdl2.rb
new file mode 100644
index 0000000000..55b030c2f9
--- /dev/null
+++ b/packages/libsdl2.rb
@@ -0,0 +1,18 @@
+require 'package'
+
+class Libsdl2 < Package
+  description 'Simple DirectMedia Layer is a cross-platform development library designed to provide low level access to audio, keyboard, mouse, joystick, and graphics hardware via OpenGL and Direct3D.'
+  homepage 'http://www.libsdl.org'
+  version '2.0.5-1'
+  source_url 'https://www.libsdl.org/release/SDL2-2.0.5.tar.gz'
+  source_sha256 '442038cf55965969f2ff06d976031813de643af9c9edc9e331bd761c242e8785'
+
+  def self.build
+    system "./configure --disable-video-x11 --disable-video-wayland"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/libseccomp.rb b/packages/libseccomp.rb
new file mode 100644
index 0000000000..76d03a8365
--- /dev/null
+++ b/packages/libseccomp.rb
@@ -0,0 +1,19 @@
+require 'package'
+
+class Libseccomp < Package
+  description 'The libseccomp library provides an easy to use, platform independent, interface to the Linux Kernel\'s syscall filtering mechanism.'
+  homepage 'https://github.com/seccomp/libseccomp'
+  version '2.3.2'
+  source_url 'https://github.com/seccomp/libseccomp/releases/download/v2.3.2/libseccomp-2.3.2.tar.gz'
+  source_sha256 '3ddc8c037956c0a5ac19664ece4194743f59e1ccd4adde848f4f0dae7f77bca1'
+
+
+  def self.build
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/libsigsegv.rb b/packages/libsigsegv.rb
index 64770a57bd..b9ce478fa2 100644
--- a/packages/libsigsegv.rb
+++ b/packages/libsigsegv.rb
@@ -5,21 +5,10 @@ class Libsigsegv < Package
   homepage 'https://www.gnu.org/software/libsigsegv/'
   version '2.11'
   source_url 'ftp://ftp.gnu.org/gnu/libsigsegv/libsigsegv-2.11.tar.gz'
-  source_sha1 '186dea8ae788395476bd7cbaf38c17ebe82e1777'
-
-  # Not duplicating armv7l as aarch64 for the safe since libsigsegv traces stack.
-  # I'm not sure differences between armv7l stack and aarch64 stack.
-  binary_url ({
-    armv7l:  'https://github.com/jam7/chromebrew/releases/download/binaries/libsigsegv-2.11-chromeos-armv7l.tar.xz',
-    x86_64:  'https://github.com/jam7/chromebrew/releases/download/binaries/libsigsegv-2.11-chromeos-x86_64.tar.xz',
-  })
-  binary_sha1 ({
-    armv7l:  '49ac940d93c9c174194a96444ac4006d8ebd6d53',
-    x86_64:  '3fdafd698589fffabc215dea2b559dacf94b4500',
-  })
+  source_sha256 'dd7c2eb2ef6c47189406d562c1dc0f96f2fc808036834d596075d58377e37a18'
 
   def self.build
-    system "./configure", "--enable-shared", "--disable-static", "--with-pic"
+    system "./configure", "--libdir=#{CREW_LIB_PREFIX}", "--enable-shared", "--disable-static", "--with-pic"
     system "make"
   end
 
diff --git a/packages/libslz.rb b/packages/libslz.rb
index cbea26ca7b..ebccce1977 100644
--- a/packages/libslz.rb
+++ b/packages/libslz.rb
@@ -5,13 +5,13 @@ class Libslz < Package
   homepage 'https://github.com/haproxy/libslz'
   version '1.1.0'
   source_url 'http://git.1wt.eu/web?p=libslz.git;a=snapshot;h=afa04ae1f976957cf36287cc5370998d0559bc63;sf=tbz2'
-  source_sha1 '20d8a90c6a0949bfb15547ead0636e416366ac44'
+  source_sha256 '45527de53bca42faad9ad4078893c5e9a633e15c86eb9b06218d5b97e12f2096'
 
   def self.build
     system "make PREFIX=/usr/local"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/libsoxr.rb b/packages/libsoxr.rb
index ccebce2264..55ba227d52 100644
--- a/packages/libsoxr.rb
+++ b/packages/libsoxr.rb
@@ -5,7 +5,7 @@ class Libsoxr < Package
   homepage 'https://sourceforge.net/projects/soxr/'
   version '0.1.2'
   source_url 'https://sourceforge.net/projects/soxr/files/soxr-0.1.2-Source.tar.xz'
-  source_sha1 '3b990f91dc8dc08e70626cd5fb90deda0239c211'
+  source_sha256 '54e6f434f1c491388cd92f0e3c47f1ade082cc24327bdc43762f7d1eefe0c275'
 
   depends_on 'cmake'
 
diff --git a/packages/libsqlite3.rb b/packages/libsqlite3.rb
deleted file mode 100644
index 712ee54525..0000000000
--- a/packages/libsqlite3.rb
+++ /dev/null
@@ -1,18 +0,0 @@
-require 'package'
-
-class Libsqlite3 < Package
-  description 'SQLite is a software library that implements a self-contained, serverless, zero-configuration, transactional SQL database engine.'
-  homepage 'https://github.com/LuaDist/libsqlite3'
-  version '3.7.7.1'
-  source_url 'https://github.com/LuaDist/libsqlite3/archive/3.7.7.1.tar.gz'
-  source_sha1 '43a8eaad04a2220e9ede5764da8edba4003ad33a'
-
-  def self.build
-    system "./configure"
-    system "make"
-  end
-
-  def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
-  end
-end
diff --git a/packages/libssh2.rb b/packages/libssh2.rb
index e5c1d0dca7..94aebaaf48 100644
--- a/packages/libssh2.rb
+++ b/packages/libssh2.rb
@@ -5,21 +5,19 @@ class Libssh2 < Package
   homepage 'https://www.libssh2.org/'
   version '1.8.0'
   source_url 'https://www.libssh2.org/download/libssh2-1.8.0.tar.gz'
-  source_sha1 'baf2d1fb338eee531ba9b6b121c64235e089e0f5'
+  source_sha256 '39f34e2f6835f4b992cafe8625073a88e5a28ba78f83e8099610a7b3af4676d4'
 
   depends_on 'openssl' => :build
   depends_on 'zlibpkg' => :build
 
   def self.build
-    system "./configure", "--with-zlib", "--with-openssl", "--with-pic", "--disable-static"
+    system "./configure", "--libdir=#{CREW_LIB_PREFIX}", "--with-zlib", "--with-openssl", "--with-pic", "--disable-static"
     system "make"
+    system "find . -name '*.so.*' -print | xargs strip -S"
   end
 
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
-
-    # strip debug symbol from library
-    system "strip -S #{CREW_DEST_DIR}/usr/local/lib/libssh2.so.*"
   end
 
   def self.check
diff --git a/packages/libtasn1.rb b/packages/libtasn1.rb
index d902eddbe0..62bae57602 100644
--- a/packages/libtasn1.rb
+++ b/packages/libtasn1.rb
@@ -5,7 +5,7 @@ class Libtasn1 < Package
   homepage 'https://www.gnu.org/software/libtasn1/'
   version '4.10-1'
   source_url 'http://ftpmirror.gnu.org/libtasn1/libtasn1-4.10.tar.gz'
-  source_sha1 'c7b36fa50866bbc889f7503c7fd1e9f9d7c52a64'
+  source_sha256 '681a4d9a0d259f2125713f2e5766c5809f151b3a1392fd91390f780b4b8f5a02'
 
   # bison, diff, cmp are required at compile-time
   depends_on 'buildessential' => :build
diff --git a/packages/libtheora.rb b/packages/libtheora.rb
index af9e4c2301..96aa3d79d5 100644
--- a/packages/libtheora.rb
+++ b/packages/libtheora.rb
@@ -5,10 +5,10 @@ class Libtheora < Package
   homepage 'https://theora.org/'
   version '1.1.1'
   source_url 'http://downloads.xiph.org/releases/theora/libtheora-1.1.1.tar.bz2'
-  source_sha1 '8dcaa8e61cd86eb1244467c0b64b9ddac04ae262'
+  source_sha256 'b6ae1ee2fa3d42ac489287d3ec34c5885730b1296f0801ae577a35193d3affbc'
 
   depends_on 'libvorbis'
-  depends_on 'libsdl'
+  depends_on 'libsdl2'
 
   def self.build
     system "sed -i 's/png_sizeof/sizeof/g' ./examples/png2theora.c"
diff --git a/packages/libtiff.rb b/packages/libtiff.rb
index 40afba2055..0b0bbee779 100644
--- a/packages/libtiff.rb
+++ b/packages/libtiff.rb
@@ -5,7 +5,7 @@ class Libtiff < Package
   homepage 'http://www.libtiff.org/'
   version '4.0.7-1'
   source_url 'ftp://download.osgeo.org/libtiff/tiff-4.0.7.tar.gz'
-  source_sha1 '2c1b64478e88f93522a42dd5271214a0e5eae648'
+  source_sha256 '9f43a2cfb9589e5cecaa66e16bf87f814c945f22df7ba600d63aac4632c4f019'
 
   def self.build
     system "./configure CFLAGS=\" -fPIC\""
diff --git a/packages/libtool.rb b/packages/libtool.rb
index 6a851e7c9e..b3a3800fea 100644
--- a/packages/libtool.rb
+++ b/packages/libtool.rb
@@ -3,11 +3,12 @@ require 'package'
 class Libtool < Package
   description 'GNU libtool is a generic library support script. Libtool hides the complexity of using shared libraries behind a consistent, portable interface.'
   homepage 'https://www.gnu.org/software/libtool/'
-  version '2.4.6'
+  version '2.4.6-1'
   source_url 'https://ftp.gnu.org/gnu/libtool/libtool-2.4.6.tar.gz'
-  source_sha1 '25b6931265230a06f0fc2146df64c04e5ae6ec33'
+  source_sha256 'e3bd4d5d3d025a36c21dd6af7ea818a2afcd4dfc1ea5a17b39d7854bcd0c06e3'
 
   depends_on 'buildessential'
+  depends_on 'm4'
 
   def self.build
     system "./configure --prefix=/usr/local"
diff --git a/packages/libunbound.rb b/packages/libunbound.rb
index 193e361ba5..6d5ecf1c86 100644
--- a/packages/libunbound.rb
+++ b/packages/libunbound.rb
@@ -5,7 +5,7 @@ class Libunbound < Package
   homepage 'https://www.unbound.net/'
   version '1.6.2'
   source_url 'https://www.unbound.net/downloads/unbound-1.6.2.tar.gz'
-  source_sha1 'de370b1ac8e260db9c4c1504453752713dd8818f'
+  source_sha256 '1a323d72c32180b7141c9e6ebf199fc68a0208dfebad4640cd2c4c27235e3b9c'
 
   depends_on 'flex' => :build
   depends_on 'bison' => :build
@@ -13,14 +13,12 @@ class Libunbound < Package
   depends_on 'expat'
 
   def self.build
-    system "./configure", "--enable-shared", "--disable-static", "--with-pic"
+    system "./configure", "--libdir=#{CREW_LIB_PREFIX}", "--enable-shared", "--disable-static", "--with-pic"
 
     # flex 2.6.3 requires -P option to rename yylex and other funcions
     system "sed", "-i", "Makefile", "-e", '/$(LEX) -t $(srcdir)\/util\/configlexer.lex/s:-t:-t -Pub_c_:'
 
     system "make"
-    system "make", "strip"
-    system "find . -name 'lib*.so.*' -print | xargs strip -S"
   end
 
   def self.install
diff --git a/packages/libunistring.rb b/packages/libunistring.rb
index ec650b3452..80b5663997 100644
--- a/packages/libunistring.rb
+++ b/packages/libunistring.rb
@@ -5,9 +5,9 @@ class Libunistring < Package
   homepage 'https://www.gnu.org/software/libunistring/'
   version '0.9.7'
   source_url 'http://ftp.gnu.org/gnu/libunistring/libunistring-0.9.7.tar.xz'
-  source_sha1 '7d92687a50fea7702e8052486dfa25ffc361c9f3'
+  source_sha256 '2e3764512aaf2ce598af5a38818c0ea23dedf1ff5460070d1b6cee5c3336e797'
 
-  depends_on "glibc"
+  depends_on 'glibc'
 
   def self.build
     system "./configure --prefix=/usr/local"
@@ -15,6 +15,6 @@ class Libunistring < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/libunwind.rb b/packages/libunwind.rb
index 5fe1b5d6ac..a7d80ea453 100644
--- a/packages/libunwind.rb
+++ b/packages/libunwind.rb
@@ -5,7 +5,7 @@ class Libunwind < Package
   homepage 'http://www.nongnu.org/libunwind/'
   version '1.2'
   source_url 'http://download.savannah.gnu.org/releases/libunwind/libunwind-1.2.tar.gz'
-  source_sha1 'a33e52d7ecd18b9375508369b566eeb2cc6eec3b'
+  source_sha256 '1de38ffbdc88bd694d10081865871cd2bfbb02ad8ef9e1606aee18d65532b992'
 
   depends_on 'buildessential' => :build
   depends_on 'openssl' => :build
diff --git a/packages/libuv.rb b/packages/libuv.rb
index 79648eceed..fde0dc5c85 100644
--- a/packages/libuv.rb
+++ b/packages/libuv.rb
@@ -5,7 +5,7 @@ class Libuv < Package
   homepage 'http://libuv.org/'
   version '1.9.1'
   source_url 'http://dist.libuv.org/dist/v1.9.1/libuv-v1.9.1.tar.gz'
-  source_sha1 '668d636372e3276aecc6082082a86f86ddb67877'
+  source_sha256 'e83953782c916d7822ef0b94e8115ce5756fab5300cca173f0de5f5b0e0ae928'
 
   depends_on 'glibc'
 
@@ -16,6 +16,6 @@ class Libuv < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/libvoamrwbenc.rb b/packages/libvoamrwbenc.rb
index ba39d888d6..280539bba4 100644
--- a/packages/libvoamrwbenc.rb
+++ b/packages/libvoamrwbenc.rb
@@ -5,7 +5,7 @@ class Libvoamrwbenc < Package
   homepage 'https://sourceforge.net/projects/opencore-amr/'
   version '0.1.3'
   source_url 'https://downloads.sourceforge.net/project/opencore-amr/vo-amrwbenc/vo-amrwbenc-0.1.3.tar.gz'
-  source_sha1 '427a147a378d258614d5d470f1f222e249535be7'
+  source_sha256 '5652b391e0f0e296417b841b02987d3fd33e6c0af342c69542cbb016a71d9d4e'
 
   def self.build
     system "./configure"
diff --git a/packages/libvorbis.rb b/packages/libvorbis.rb
index 86337e0b90..c02f907a98 100644
--- a/packages/libvorbis.rb
+++ b/packages/libvorbis.rb
@@ -5,7 +5,7 @@ class Libvorbis < Package
   homepage 'https://xiph.org/vorbis/'
   version '1.3.3'
   source_url 'http://downloads.xiph.org/releases/vorbis/libvorbis-1.3.3.tar.xz'
-  source_sha1 '31d1a0ec4815bf1ee638b0f2850f03efcd48022a'
+  source_sha256 '834c7d35a5ebf4e7b8ab60b0979f2b7f204ca66ff6829728e9d2a67f15347ebd'
 
   depends_on 'libogg'
 
diff --git a/packages/libwayland.rb b/packages/libwayland.rb
new file mode 100644
index 0000000000..f1c547f276
--- /dev/null
+++ b/packages/libwayland.rb
@@ -0,0 +1,22 @@
+require 'package'
+
+class Libwayland < Package
+  description 'Wayland is intended as a simpler replacement for X, easier to develop and maintain.'
+  homepage 'https://wayland.freedesktop.org'
+  version '1.32.92'
+  source_url 'https://wayland.freedesktop.org/releases/wayland-1.13.92.tar.xz'
+  source_sha256 '1253392261ccb44b312ec0486457c28d24c2f9d8940162181ed5ddc568b8f858'
+
+  depends_on 'libffi'
+  depends_on 'expat'
+  depends_on 'libxml2'
+
+  def self.build
+    system "./configure --disable-documentation"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/libwebp.rb b/packages/libwebp.rb
index 91675e73c8..e480f00b5b 100644
--- a/packages/libwebp.rb
+++ b/packages/libwebp.rb
@@ -5,7 +5,7 @@ class Libwebp < Package
   homepage 'https://developers.google.com/speed/webp/'
   version '0.6.0'
   source_url 'https://storage.googleapis.com/downloads.webmproject.org/releases/webp/libwebp-0.6.0.tar.gz'
-  source_sha1 '156d24fff454bfccd1f44434e226a10d9eb38186'
+  source_sha256 'c928119229d4f8f35e20113ffb61f281eda267634a8dc2285af4b0ee27cf2b40'
 
   def self.build
     system "./configure"
diff --git a/packages/libx11.rb b/packages/libx11.rb
new file mode 100644
index 0000000000..5465365862
--- /dev/null
+++ b/packages/libx11.rb
@@ -0,0 +1,25 @@
+require 'package'
+
+class Libx11 < Package
+  description 'C interface to the X window system'
+  homepage 'https://x.org'
+  version '1.6.5'
+  source_url 'https://www.x.org/archive/individual/lib/libX11-1.6.5.tar.gz'
+  source_sha256 '3abce972ba62620611fab5b404dafb852da3da54e7c287831c30863011d28fb3'
+
+  depends_on 'kbproto'
+  depends_on 'libxcb'
+  depends_on 'xproto'
+  depends_on 'inputproto'
+  depends_on 'xextproto'
+  depends_on 'libxtrans'
+  
+  def self.build
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/libx264.rb b/packages/libx264.rb
index fff6b0c898..a567758f0d 100644
--- a/packages/libx264.rb
+++ b/packages/libx264.rb
@@ -5,7 +5,7 @@ class Libx264 < Package
   homepage 'http://www.videolan.org/developers/x264.html'
   version '20170604-2245-stable'
   source_url 'http://ftp.videolan.org/pub/videolan/x264/snapshots/x264-snapshot-20170604-2245-stable.tar.bz2'
-  source_sha1 '8003044b45010b1b4b40ac3dd8be98d80c888ece'
+  source_sha256 '42fa7cc6af0af36e4a8286ce724e6d20de0967d9017640883e955b4b6d3690ac'
 
   depends_on 'yasm'
 
diff --git a/packages/libx265.rb b/packages/libx265.rb
index 1f1a166391..8202841ad0 100644
--- a/packages/libx265.rb
+++ b/packages/libx265.rb
@@ -5,7 +5,7 @@ class Libx265 < Package
   homepage 'http://x265.org/'
   version '2.4'
   source_url 'https://bitbucket.org/multicoreware/x265/downloads/x265_2.4.tar.gz'
-  source_sha1 'f8bfb348defa86fbfdce4dcc1d0c48c855e0e987'
+  source_sha256 '9c2aa718d78f6fecdd783f08ab83b98d3169e5f670404da4c16439306907d729'
 
   depends_on 'cmake'
   depends_on 'yasm'
diff --git a/packages/libxau.rb b/packages/libxau.rb
new file mode 100644
index 0000000000..fab75c4d35
--- /dev/null
+++ b/packages/libxau.rb
@@ -0,0 +1,20 @@
+require 'package'
+
+class Libxau < Package
+  description 'xau library for libX11'
+  homepage 'https://x.org'
+  version '1.0.8'
+  source_url 'https://www.x.org/archive/individual/lib/libXau-1.0.8.tar.gz'
+  source_sha256 'c343b4ef66d66a6b3e0e27aa46b37ad5cab0f11a5c565eafb4a1c7590bc71d7b'
+  
+  depends_on 'xproto'
+  
+  def self.build
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/libxcb.rb b/packages/libxcb.rb
new file mode 100644
index 0000000000..4ae38e4150
--- /dev/null
+++ b/packages/libxcb.rb
@@ -0,0 +1,23 @@
+require 'package'
+
+class Libxcb < Package
+  description 'library for the X window system'
+  homepage 'https://x.org'
+  version '1.12'
+  source_url 'https://www.x.org/archive/individual/xcb/libxcb-1.12.tar.gz'
+  source_sha256 '092f147149d8a6410647a848378aaae749304d5b73e028ccb8306aa8a9e26f06'
+
+  depends_on 'python27'
+  depends_on 'xcb_proto'
+  depends_on 'libxau'
+  depends_on 'pthread_stubs'
+
+  def self.build
+    system "python=/usr/local/bin/python2.7 ./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/libxdamage.rb b/packages/libxdamage.rb
new file mode 100644
index 0000000000..d8b0374da4
--- /dev/null
+++ b/packages/libxdamage.rb
@@ -0,0 +1,24 @@
+require 'package'
+
+class Libxdamage < Package
+  description 'library for the X window system'
+  homepage 'https://x.org'
+  version '1.1.4'
+  source_url 'https://www.x.org/archive/individual/lib/libXdamage-1.1.4.tar.gz'
+  source_sha256 '4bb3e9d917f5f593df2277d452926ee6ad96de7b7cd1017cbcf4579fe5d3442b'
+
+  depends_on 'fixesproto'
+  depends_on 'libxfixes'
+  depends_on 'xextproto'
+  depends_on 'libx11'
+  depends_on 'damageproto'
+
+  def self.build
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/libxext.rb b/packages/libxext.rb
new file mode 100644
index 0000000000..e2dbd9b106
--- /dev/null
+++ b/packages/libxext.rb
@@ -0,0 +1,18 @@
+require 'package'
+
+class Libxext < Package
+  description 'library for the X window system'
+  homepage 'https://x.org'
+  version '1.3.3'
+  source_url 'https://www.x.org/archive/individual/lib/libXext-1.3.3.tar.gz'
+  source_sha256 'eb0b88050491fef4716da4b06a4d92b4fc9e76f880d6310b2157df604342cfe5'
+
+  def self.build
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/libxfixes.rb b/packages/libxfixes.rb
new file mode 100644
index 0000000000..b55d89415e
--- /dev/null
+++ b/packages/libxfixes.rb
@@ -0,0 +1,23 @@
+require 'package'
+
+class Libxfixes < Package
+  description 'library for the X window system'
+  homepage 'https://x.org'
+  version '5.0.3'
+  source_url 'https://www.x.org/archive/individual/lib/libXfixes-5.0.3.tar.gz'
+  source_sha256 '9ab6c13590658501ce4bd965a8a5d32ba4d8b3bb39a5a5bc9901edffc5666570'
+
+  depends_on 'fixesproto'
+  depends_on 'xproto'
+  depends_on 'xextproto'
+  depends_on 'libx11'
+  
+  def self.build
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/libxkbfile.rb b/packages/libxkbfile.rb
new file mode 100644
index 0000000000..4ba950b70a
--- /dev/null
+++ b/packages/libxkbfile.rb
@@ -0,0 +1,18 @@
+require 'package'
+
+class Libxkbfile < Package
+  description 'library for the X window system'
+  homepage 'https://x.org'
+  version '1.0.9'
+  source_url 'https://www.x.org/archive/individual/lib/libxkbfile-1.0.9.tar.gz'
+  source_sha256 '95df50570f38e720fb79976f603761ae6eff761613eb56f258c3cb6bab4fd5e3'
+
+  def self.build
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/libxml2.rb b/packages/libxml2.rb
index 93b5f31d05..7d6153d9cf 100644
--- a/packages/libxml2.rb
+++ b/packages/libxml2.rb
@@ -3,20 +3,19 @@ require 'package'
 class Libxml2 < Package
   description 'Libxml2 is the XML C parser and toolkit developed for the Gnome project.'
   homepage 'http://xmlsoft.org/'
-  version '2.9.4'
+  version '2.9.4-1'
   source_url 'ftp://xmlsoft.org/libxml2/libxml2-2.9.4.tar.gz'
-  source_sha1 '958ae70baf186263a4bd801a81dd5d682aedd1db'
+  source_sha256 'ffb911191e509b966deb55de705387f14156e1a56b21824357cdf0053233633c'
 
   def self.build
-    system "./configure", "--enable-shared", "--disable-static", "--with-pic", "--without-python"
+    system "./configure", "--libdir=#{CREW_LIB_PREFIX}",
+      "--enable-shared", "--disable-static", "--with-pic", "--without-python",
+      "--without-lzma", "--without-zlib"
     system "make"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
-
-    # strip debug symbol from library
-    system "strip -S #{CREW_DEST_DIR}/usr/local/lib/libxml2.so.*"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/libxslt.rb b/packages/libxslt.rb
index 456cdbe4f1..b3939891fc 100644
--- a/packages/libxslt.rb
+++ b/packages/libxslt.rb
@@ -5,7 +5,9 @@ class Libxslt < Package
   homepage 'http://xmlsoft.org/libxslt/'
   version '1.1.28-1'
   source_url 'http://xmlsoft.org/sources/libxslt-1.1.28.tar.gz'
-  source_sha1 '4df177de629b2653db322bfb891afa3c0d1fa221'
+  source_sha256 '5fc7151a57b89c03d7b825df5a0fae0a8d5f05674c0e7cf2937ecec4d54a028c'
+
+  depends_on 'libxml2'
 
   def self.build
     system "./configure CFLAGS=\" -fPIC\" --without-python"
diff --git a/packages/libxtrans.rb b/packages/libxtrans.rb
new file mode 100644
index 0000000000..f066556903
--- /dev/null
+++ b/packages/libxtrans.rb
@@ -0,0 +1,18 @@
+require 'package'
+
+class Libxtrans < Package
+  description 'transpot library for the X window system'
+  homepage 'https://x.org'
+  version '1.3.5'
+  source_url 'https://www.x.org/archive/individual/lib/xtrans-1.3.5.tar.gz'
+  source_sha256 'b7a577c1b6c75030145e53b4793db9c88f9359ac49e7d771d4385d21b3e5945d'
+
+  def self.build
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/libxvid.rb b/packages/libxvid.rb
index 16b05987da..1ca2ecae35 100644
--- a/packages/libxvid.rb
+++ b/packages/libxvid.rb
@@ -5,7 +5,7 @@ class Libxvid < Package
   homepage 'https://www.xvid.com/'
   version '1.3.4'
   source_url 'http://downloads.xvid.org/downloads/xvidcore-1.3.4.tar.gz'
-  source_sha1 'd8f58e35ec325ebd7de9a28440b725a40ea49dae'
+  source_sha256 '4e9fd62728885855bc5007fe1be58df42e5e274497591fec37249e1052ae316f'
 
   depends_on 'yasm'
 
diff --git a/packages/links.rb b/packages/links.rb
index 5e48d4c33c..2ec55851e0 100644
--- a/packages/links.rb
+++ b/packages/links.rb
@@ -5,9 +5,9 @@ class Links < Package
   homepage 'http://www.jikos.cz/~mikulas/links/'
   version '1.03'
   source_url 'http://www.jikos.cz/~mikulas/links/download/links-1.03.tar.gz'
-  source_sha1 '659b2492c97a1416855d3e0f5a5f18aed5160b8a'
+  source_sha256 '32443c6f011216a8a43ed0806d9d23c1defdd19bc4b021ee00cda197782e175a'
 
-  depends_on "openssl"
+  depends_on 'openssl'
 
   def self.build
     system "./configure --prefix=/usr/local"
@@ -15,6 +15,6 @@ class Links < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/linuxheaders.rb b/packages/linuxheaders.rb
index 9f433d17be..69dfd75510 100644
--- a/packages/linuxheaders.rb
+++ b/packages/linuxheaders.rb
@@ -3,17 +3,17 @@ require 'package'
 class Linuxheaders < Package
   description 'Linux headers for Chrome OS.'
   homepage ''
-  version '3.18-cc1.3'
+  version '3.18-2'
   binary_url ({
-    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.3/linux-headers-3.18-cc1.3-chromeos-armv7l.tar.xz',
-    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.3/linux-headers-3.18-cc1.3-chromeos-armv7l.tar.xz',
-    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.3/linux-headers-3.18-cc1.3-chromeos-i686.tar.xz',
-    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.3/linux-headers-3.18-cc1.3-chromeos-x86_64.tar.xz',
+    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.8/linux-headers-3.18-chromeos-armv7l.tar.xz',
+    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/linux-headers-3.18-chromeos-armv7l.tar.xz',
+    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.8/linux-headers-3.18-chromeos-i686.tar.xz',
+    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/linux-headers-3.18-chromeos-x86_64.tar.xz',
   })
-  binary_sha1 ({
-    aarch64: '4f7c1df409b416735d8d2bfbbc62cb57f3ca5d80',
-    armv7l:  '4f7c1df409b416735d8d2bfbbc62cb57f3ca5d80',
-    i686:    '0c8190aa192db06772a6d125c1e22ef2ec11e996',
-    x86_64:  'aee9c675d1f51268c16273d3ba3bd73334783072',
+  binary_sha256 ({
+    aarch64: '811e1bfa4d83e866ac7625c6970d7289b8768bf30b18af8a3b79c0760dfa42af',
+    armv7l:  '811e1bfa4d83e866ac7625c6970d7289b8768bf30b18af8a3b79c0760dfa42af',
+    i686:    '8ee5c68467cb5e7994993cddf163d59cb61a5f7d70f5bc595cb3fe288131ae59',
+    x86_64:  '830b18e54ebd6a2c8701c5ea1efd883e345719770de34ad0ece2f7cfb904df6f',
   })
 end
diff --git a/packages/lldb.rb b/packages/lldb.rb
index 0177deef01..2319c1fbc8 100644
--- a/packages/lldb.rb
+++ b/packages/lldb.rb
@@ -5,11 +5,11 @@ class Lldb < Package
   homepage 'http://lldb.llvm.org/'
   version '3.6'
   binary_url ({
-    i686: "https://www.dropbox.com/s/bls4hv4z8m2ifsc/lldb-3.6-i386.tar.gz?dl=0",
-    x86_64: "https://www.dropbox.com/s/zi3rzdmz2awu8u8/lldb-3.6-64x.tar.gz?dl=0"
+    i686: 'https://www.dropbox.com/s/bls4hv4z8m2ifsc/lldb-3.6-i386.tar.gz?dl=0',
+    x86_64: 'https://www.dropbox.com/s/zi3rzdmz2awu8u8/lldb-3.6-64x.tar.gz?dl=0'
   })
-  binary_sha1 ({
-    i686: "de6ca73c1bcc0d72db81d14cd4e31b8f479e12e8",
-    x86_64: "6265cacf22b191e22a439019b4a2eb0ef7df3813"
+  binary_sha256 ({
+    i686: '7bdb9d0078aa0a6bd1d56df24e076a007a80274dbd0870b7d81a4a9767da49b2',
+    x86_64: 'ac81a42662a1fde6b6a0dfb9e81be93deefc4ef78f80e67114dfc6fcaf65f4fa'
   })
 end
diff --git a/packages/llvm.rb b/packages/llvm.rb
index ffaa6abdf4..db816e9fbe 100644
--- a/packages/llvm.rb
+++ b/packages/llvm.rb
@@ -5,7 +5,7 @@ class Llvm < Package
   homepage 'http://llvm.org/'
   version '3.8.1-1'
   source_url 'http://llvm.org/releases/3.8.1/llvm-3.8.1.src.tar.xz'
-  source_sha1 'e0c48c4c182424b99999367d688cd8ce7876827b'
+  source_sha256 '6e82ce4adb54ff3afc18053d6981b6aed1406751b8742582ed50f04b5ab475f9'
 
   depends_on 'buildessential'
   depends_on 'cmake'
@@ -13,7 +13,7 @@ class Llvm < Package
   def self.build
     system "mkdir mybuilddir"
     Dir.chdir "mybuilddir" do
- 	system "cmake .."
+ 	    system "cmake .. -DLLVM_BUILD_LLVM_DYLIB=true"
     	system "cmake --build ."
     end
   end
@@ -21,6 +21,6 @@ class Llvm < Package
   def self.install
     Dir.chdir "mybuilddir" do
        system "cmake -DCMAKE_INSTALL_PREFIX=#{CREW_DEST_DIR}/usr/local -P cmake_install.cmake"
-    end  
+    end
   end
 end
diff --git a/packages/lsb_release.rb b/packages/lsb_release.rb
new file mode 100644
index 0000000000..b0bfd2bf7f
--- /dev/null
+++ b/packages/lsb_release.rb
@@ -0,0 +1,38 @@
+require 'package'
+
+class Lsb_release < Package
+  description 'Linux Standard Base'
+  homepage 'https://wiki.linuxfoundation.org/lsb/start'
+  version '1.4'
+  source_url 'https://downloads.sourceforge.net/project/lsb/lsb_release/1.4/lsb-release-1.4.tar.gz'
+  source_sha256 '99321288f8d62e7a1d485b7c6bdccf06766fb8ca603c6195806e4457fdf17172'
+
+  depends_on 'help2man'
+
+  def self.build
+    system "cp /etc/lsb-release /tmp"
+    system 'STR=$(grep ^CHROMEOS_RELEASE_NAME= /tmp/lsb-release | cut -d= -f2) && sed -i "s,$STR,\'&\'," /tmp/lsb-release'
+    system 'STR=$(grep ^CHROMEOS_RELEASE_BUILD_TYPE= /tmp/lsb-release | cut -d= -f2) && sed -i "s,$STR$,\'&\'," /tmp/lsb-release'
+    system 'STR=$(grep ^CHROMEOS_RELEASE_DESCRIPTION= /tmp/lsb-release | cut -d= -f2) && sed -i "s,$STR,\'&\'," /tmp/lsb-release'
+    system "sed -i 's,INFO_ROOT=\"/etc\",INFO_ROOT=\"/usr/local/etc\",' lsb_release"
+    system "sed -i 's,LSB_VERSION=\$MSG_NA,LSB_VERSION=1.4,' lsb_release"
+    system "sed -i 's,DISTRIB_ID,CHROMEOS_RELEASE_NAME,g' lsb_release"
+    system "sed -i 's,DISTRIB_DESCRIPTION,CHROMEOS_RELEASE_DESCRIPTION,g' lsb_release"
+    system "sed -i 's,DISTRIB_RELEASE,CHROMEOS_RELEASE_VERSION,g' lsb_release"
+    system "sed -i 's,DISTRIB_CODENAME,CHROMEOS_RELEASE_BOARD,g' lsb_release"
+    system "sed -i 's,echo -e,echo,g' lsb_release"
+    system "sed -i 's,--include,-i,' Makefile"
+    system "sed -i 's,./help2man,help2man,' Makefile"
+    system "sed -i 's,--alt_version_key=program_version ,,' Makefile"
+    system 'make'
+  end
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/etc"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/man/man1"
+    system "cp lsb_release #{CREW_DEST_DIR}/usr/local/bin"
+    system "cp /tmp/lsb-release #{CREW_DEST_DIR}/usr/local/etc"
+    system "cp lsb_release.1.gz #{CREW_DEST_DIR}/usr/local/man/man1"
+  end
+end
diff --git a/packages/lshw.rb b/packages/lshw.rb
index a1a895d200..373c99ff4f 100644
--- a/packages/lshw.rb
+++ b/packages/lshw.rb
@@ -3,9 +3,9 @@ require 'package'
 class Lshw < Package
   description 'lshw (Hardware Lister) is a small tool to provide detailed information on the hardware configuration of the machine.'
   homepage 'https://www.ezix.org/project/wiki/HardwareLiSter'
-  version 'B.02.18' 
+  version 'B.02.18'
   source_url 'http://www.ezix.org/software/files/lshw-B.02.18.tar.gz'
-  source_sha1 'c0240f5e53cf40769d52e316719e8010ea6bdea3'
+  source_sha256 'ae22ef11c934364be4fd2a0a1a7aadf4495a0251ec6979da280d342a89ca3c2f'
 
   def self.build
     system "cd lshw-*/src; PREFIX=/usr/local make"
diff --git a/packages/lua.rb b/packages/lua.rb
index b735dda3e4..09b1ba0439 100644
--- a/packages/lua.rb
+++ b/packages/lua.rb
@@ -5,7 +5,7 @@ class Lua < Package
   homepage 'https://www.lua.org/'
   version '5.3.4'
   source_url 'https://www.lua.org/ftp/lua-5.3.4.tar.gz'
-  source_sha1 '79790cfd40e09ba796b01a571d4d63b52b1cd950'
+  source_sha256 'f681aa518233bc407e23acf0f5887c884f17436f000d453b2491a9f11a52400c'
 
   depends_on 'readline'
   depends_on 'ncurses'
diff --git a/packages/luajit.rb b/packages/luajit.rb
new file mode 100644
index 0000000000..5881d50e3c
--- /dev/null
+++ b/packages/luajit.rb
@@ -0,0 +1,27 @@
+require 'package'
+
+class Luajit < Package
+  description 'LuaJIT is a Just-In-Time Compiler (JIT) for the Lua programming language.'
+  homepage 'http://luajit.org/'
+  version '2.0.5'
+  source_url 'http://luajit.org/download/LuaJIT-2.0.5.tar.gz'
+  source_sha256 '874b1f8297c697821f561f9b73b57ffd419ed8f4278c82e05b48806d30c1e979'
+
+  binary_url ({
+    x86_64: 'https://github.com/yancouto/chromebrew/releases/download/bin/luajit-2.0.5-chromeos-x86_64.tar.xz'
+  })
+
+  binary_sha256 ({
+    x86_64: 'bba89cae837d6e88a4f1b9dcaa135ef4af1d6ecbd20358c33b034813a51597b4'
+  })
+
+  depends_on 'buildessential' => :build
+
+  def self.build
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/lynis.rb b/packages/lynis.rb
new file mode 100644
index 0000000000..dead30610c
--- /dev/null
+++ b/packages/lynis.rb
@@ -0,0 +1,24 @@
+require 'package'
+
+class Lynis < Package
+  description 'Lynis is a security auditing tool for UNIX derivatives like Linux, macOS, BSD, Solaris, AIX, and others.'
+  homepage 'https://cisofy.com/download/lynis/'
+  version '2.5.1'
+  source_url 'https://cisofy.com/files/lynis-2.5.1.tar.gz'
+  source_sha256 '7a09c6fc71c65d572ca702df7b4394d71f9037484062ef71b76f59a2c498b029'
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/man/man8"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/share/lynis"
+    system "cp -r . #{CREW_DEST_DIR}/usr/local/share/lynis"
+    system "cp lynis.8 #{CREW_DEST_DIR}/usr/local/man/man8"
+    system "echo '#!/bin/bash' > lynis"
+    system "echo 'PWD=\$(pwd)' >> lynis"
+    system "echo 'cd /usr/local/share/lynis' >> lynis"
+    system "echo './lynis \$1 \$2 \$3 \$4 \$5 \$6 \$7 \$8 \$9' >> lynis"
+    system "echo 'cd \$PWD' >> lynis"
+    system "chmod +x lynis"
+    system "cp lynis #{CREW_DEST_DIR}/usr/local/bin"
+  end
+end
diff --git a/packages/lz4.rb b/packages/lz4.rb
index 547f459657..e3e4a513ec 100644
--- a/packages/lz4.rb
+++ b/packages/lz4.rb
@@ -3,19 +3,15 @@ require 'package'
 class Lz4 < Package
   description 'LZ4 is lossless compression algorithm, providing compression speed at 400 MB/s per core (0.16 Bytes/cycle).'
   homepage 'http://lz4.github.io/lz4/'
-  version '1.7.5'
+  version '1.7.5-1'
   source_url 'https://github.com/lz4/lz4/archive/v1.7.5.tar.gz'
-  source_sha1 'a710a7d45beb0951806d2b98f0c1739107e97c14'
+  source_sha256 '0190cacd63022ccb86f44fa5041dc6c3804407ad61550ca21c382827319e7e7e'
 
   def self.build
-    if `uname -m`.strip == "x86_64"
-      system "make", "PREFIX=/usr/local", "libdir=/usr/local/lib64"
-    else
-      system "make", "PREFIX=/usr/local", "libdir=/usr/local/lib"
-    end
+    system "make", "BUILD_STATIC=no"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "BUILD_STATIC=no", "DESTDIR=#{CREW_DEST_DIR}", "LIBDIR=#{CREW_LIB_PREFIX}", "install"
   end
 end
diff --git a/packages/lzip.rb b/packages/lzip.rb
index 495c169277..571f1ff6ba 100644
--- a/packages/lzip.rb
+++ b/packages/lzip.rb
@@ -5,7 +5,7 @@ class Lzip < Package
   homepage 'http://www.nongnu.org/lzip/lzip.html'
   version '1.19-1'
   source_url 'http://download.savannah.gnu.org/releases/lzip/lzip-1.19.tar.gz'
-  source_sha1 'c6042a786b69e3209112fa991806e2e7e0ba5f07'
+  source_sha256 'ffadc4f56be1bc0d3ae155ec4527bd003133bdc703a753b2cc683f610e646ba9'
 
   def self.build
     # default -O2 cause run-time segmentation fault on armv7l
@@ -14,7 +14,7 @@ class Lzip < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/m4.rb b/packages/m4.rb
index 7042a1292d..bbc386d344 100644
--- a/packages/m4.rb
+++ b/packages/m4.rb
@@ -5,7 +5,7 @@ class M4 < Package
   homepage 'https://www.gnu.org/software/m4/'
   version '1.4.18'
   source_url 'https://ftp.gnu.org/gnu/m4/m4-1.4.18.tar.xz'
-  source_sha1 '228604686ca23f42e48b98930babeb5d217f1899'
+  source_sha256 'f2c1e86ca0a404ff281631bdc8377638992744b175afb806e25871a24a934e07'
 
   depends_on 'libsigsegv'
 
@@ -15,7 +15,7 @@ class M4 < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/make.rb b/packages/make.rb
index 6aad9c36fd..094be56257 100644
--- a/packages/make.rb
+++ b/packages/make.rb
@@ -3,9 +3,9 @@ require 'package'
 class Make < Package
   description 'GNU Make is a tool which controls the generation of executables and other non-source files of a program from the program\'s source files.'
   homepage 'https://www.gnu.org/software/make/'
-  version '4.2'
-  source_url 'ftp://ftp.gnu.org/gnu/make/make-4.2.tar.bz2'
-  source_sha1 'd78b84a219b4c16593544f541dff7eb765ce3d74'
+  version '4.2.1'
+  source_url 'https://ftp.gnu.org/gnu/make/make-4.2.1.tar.bz2'
+  source_sha256 'd6e262bf3601b42d2b1e4ef8310029e1dcf20083c5446b4b7aa67081fdffc589'
 
   depends_on 'gcc' => :build
   depends_on 'linuxheaders' => :build
@@ -16,7 +16,7 @@ class Make < Package
   end
 
   def self.install
-    system "./make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "./make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/mandb.rb b/packages/mandb.rb
index 8d5369be18..415827d014 100644
--- a/packages/mandb.rb
+++ b/packages/mandb.rb
@@ -3,9 +3,9 @@ require 'package'
 class Mandb < Package
   description 'mandb is used to initialise or manually update index database caches that are usually maintained by man.'
   homepage 'http://savannah.nongnu.org/projects/man-db'
-  version '2.7.6.1'
+  version '2.7.6.1-1'
   source_url 'http://download.savannah.gnu.org/releases/man-db/man-db-2.7.6.1.tar.xz'
-  source_sha1 '919dcb34d604faac9b18a38ead07f457d0dab501'
+  source_sha256 '08edbc52f24aca3eebac429b5444efd48b9b90b9b84ca0ed5507e5c13ed10f3f'
 
   depends_on 'less'
   depends_on 'libpipeline'
@@ -13,6 +13,7 @@ class Mandb < Package
   depends_on 'groff'
   depends_on 'pkgconfig'
   depends_on 'readline'
+  depends_on 'zlibpkg'
 
   def self.build
     system './configure',
@@ -20,16 +21,33 @@ class Mandb < Package
       '--disable-cache-owner',                                # we can't create the user 'man'
       '--with-pager=/usr/local/bin/less'                      # the pager is not at the default location
     system 'make'
-    system "find . -name 'lib*.so*' -print | xargs strip -S"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/cache/man"
+    system "sed -i 's,/var/cache/man,/usr/local/cache/man,g' include/manconfig.h.in"
+    system "sed -i 's,/var/cache/man,/usr/local/cache/man,g' src/manp.c"
+    system "sed -i 's,/var/cache/man,/usr/local/cache/man,g' src/tests/mandb-7"
+    system "sed -i 's,/var/cache/man,/usr/local/cache/man,g' src/man_db.conf.in"
+    system "sed -i 's,/var/cache/man,/usr/local/cache/man,g' init/systemd/man-db.conf"
+    system "sed -i 's,/var/cache/man,/usr/local/cache/man,g' manual/db.me"
+    system "sed -i 's,/var/cache/man,/usr/local/cache/man,g' manual/files.me"
+    system "sed -i 's,/var/cache/man,/usr/local/cache/man,g' man/man1/whatis.man1"
+    system "sed -i 's,/var/cache/man,/usr/local/cache/man,g' man/man1/apropos.man1"
+    system "sed -i 's,/var/cache/man,/usr/local/cache/man,g' man/man1/man.man1"
+    system "sed -i 's,/var/cache/man,/usr/local/cache/man,g' man/man8/accessdb.man8"
+    system "sed -i 's,/var/cache/man,/usr/local/cache/man,g' man/man8/mandb.man8"
+    system "sed -i 's,/usr/share/man,/usr/local/share/man,g' tools/chconfig"
+    system "sed -i 's,/var/cache/man,/usr/local/cache/man,g' tools/chconfig"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
     puts ""
-    puts "You will have to change the default PAGER environment variable to be able to use mandb:"
-    puts "echo \"export PAGER=/usr/local/bin/less\" >> ~/.bashrc && . ~/.bashrc"
+    puts "You will have to change the default PAGER environment variable to be able to use mandb:".lightblue
+    puts "echo \"export PAGER=/usr/local/bin/less\" >> ~/.bashrc && . ~/.bashrc".lightblue
+    puts ""
+    puts "You will also have to set the MANPATH environment variable:".lightblue
+    puts "echo \"export MANPATH=/usr/local/man:$MANPATH\" >> ~/.bashrc && . ~/.bashrc".lightblue
+    puts ""
+    puts "To create the man databases and get apropos working, type 'mandb -c'.".lightblue
     puts ""
-    puts "You will also have to set the MANPATH environment variable:"
-    puts "echo \"export MANPATH=/usr/local/man:$MANPATH\" >> ~/.bashrc && . ~/.bashrc"
   end
 end
diff --git a/packages/manpages.rb b/packages/manpages.rb
new file mode 100644
index 0000000000..859973e2f4
--- /dev/null
+++ b/packages/manpages.rb
@@ -0,0 +1,14 @@
+require 'package'
+
+class Manpages < Package
+  description 'The Linux man-pages project documents the Linux kernel and C library interfaces that are employed by user-space programs.'
+  homepage 'https://www.kernel.org/doc/man-pages/'
+  version '4.12'
+  source_url 'https://www.kernel.org/pub/linux/docs/man-pages/man-pages-4.12.tar.xz'
+  source_sha256 '6f6d79d991fed04e16e7c7a15705304b0b9d51de772c51c57428555039fbe093'
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "prefix=/usr/local", "install"
+    puts "Try 'man printf' to see if it works. You should have package 'mandb' installed.".lightblue
+  end
+end
diff --git a/packages/mapserver.rb b/packages/mapserver.rb
index b48d4bf72d..e0ad8f3804 100644
--- a/packages/mapserver.rb
+++ b/packages/mapserver.rb
@@ -3,19 +3,41 @@ require 'package'
 class Mapserver < Package
   description 'MapServer is an Open Source platform for publishing spatial data and interactive mapping applications to the web.'
   homepage 'http://mapserver.org/'
-  version '7.0.4'
-  source_url 'http://download.osgeo.org/mapserver/mapserver-7.0.4.tar.gz'
-  source_sha1 '8fb13c27da5902e6d9ad50f3eba550bd90750607'
-  
+  version '7.0.6'
+  source_url 'http://download.osgeo.org/mapserver/mapserver-7.0.6.tar.gz'
+  source_sha256 'dcbebd62976deef1490b084d8f6a0b2f2a1a25407efb6e058390025375539507'
+
   depends_on 'cmake'
-  depends_on 'freetype'
   depends_on 'cairo'
   depends_on 'curl'
+  depends_on 'fribidi'
+  depends_on 'gdal'
+  depends_on 'geos'
+  depends_on 'glib'
+  depends_on 'harfbuzz'
+  depends_on 'libjpeg'
+  depends_on 'proj4'
 
   def self.build
     system "mkdir build"
     Dir.chdir "build" do
-      system "cmake -DWITH_THREAD_SAFETY=1 -DWITH_HARFBUZZ=0 -DWITH_FRIBIDI=0 -DWITH_FCGI=0 -DWITH_POSTGIS=0 -DWITH_GIF=0 -DWITH_CLIENT_WFS=1 -DWITH_CLIENT_WMS=1 -DWITH_CURL=1 -DCMAKE_C_FLAGS=\" -fPIC\" -DCMAKE_INSTALL_PREFIX=/usr/local .. > ../configure.out.txt"
+      system "cmake \
+              -DFRIBIDI_INCLUDE_DIR=`pkg-config fribidi --cflags-only-I|sed -e 's/^-I//' -e 's/ -I/;/g'` \
+              -DWITH_CLIENT_WFS=1 \
+              -DWITH_CLIENT_WMS=1 \
+              -DWITH_CURL=1 \
+              -DWITH_FCGI=0 \
+              -DWITH_FRIBIDI=1 \
+              -DWITH_GDAL=1 \
+              -DWITH_GIF=0 \
+              -DWITH_HARFBUZZ=1 \
+              -DWITH_OGR=1 \
+              -DWITH_POSTGIS=0 \
+              -DWITH_PROJ=1 \
+              -DWITH_THREAD_SAFETY=1 \
+              -DWITH_WCS=1 \
+              -DCMAKE_C_FLAGS=\" -fPIC\" \
+              -DCMAKE_INSTALL_PREFIX=/usr/local .. > ../configure.out.txt"
       system "make"
     end
   end
diff --git a/packages/masscan.rb b/packages/masscan.rb
new file mode 100644
index 0000000000..93525e1ba3
--- /dev/null
+++ b/packages/masscan.rb
@@ -0,0 +1,21 @@
+require 'package'
+
+class Masscan < Package
+  description 'TCP port scanner, spews SYN packets asynchronously, scanning entire
+Internet in under 5 minutes.'
+  homepage 'https://github.com/robertdavidgraham/masscan'
+  version '1.0.4'
+  source_url 'https://github.com/robertdavidgraham/masscan/archive/1.0.4.tar.gz'
+  source_sha256 '51de345f677f46595fc3bd747bfb61bc9ff130adcbec48f3401f8057c8702af9'
+
+  depends_on 'libpcap'
+
+  def self.build
+    system "make"
+  end
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "cp bin/masscan #{CREW_DEST_DIR}/usr/local/bin"
+  end
+end
diff --git a/packages/memcached.rb b/packages/memcached.rb
index bfbe5a7c7d..d2330414cc 100644
--- a/packages/memcached.rb
+++ b/packages/memcached.rb
@@ -3,9 +3,9 @@ require 'package'
 class Memcached < Package
   description 'Memcached is an in-memory key-value store for small chunks of arbitrary data (strings, objects) from results of database calls, API calls, or page rendering.'
   homepage 'https://memcached.org/'
-  version '1.4.34'
-  source_url 'https://memcached.org/files/memcached-1.4.34.tar.gz'
-  source_sha1 '7c7214f5183c6e20c22b243e21ed1ffddb91497e'
+  version '1.5.0'
+  source_url 'https://memcached.org/files/memcached-1.5.0.tar.gz'
+  source_sha256 'c001f812024bb461b5e4d7d0506daab63dff9614eea26f46536c3b7e1e601c32'
 
   depends_on 'libevent'
 
diff --git a/packages/mercurial.rb b/packages/mercurial.rb
index a863239801..d2df0d8f02 100644
--- a/packages/mercurial.rb
+++ b/packages/mercurial.rb
@@ -3,33 +3,34 @@ require 'package'
 class Mercurial < Package
   description 'Mercurial is a free, distributed source control management tool. It efficiently handles projects of any size and offers an easy and intuitive interface.'
   homepage 'https://www.mercurial-scm.org/'
-  version '4.1'
-  source_url 'https://www.mercurial-scm.org/release/mercurial-4.1.tar.gz'
-  source_sha1 'd5f88e05cbbd8f13dd5fc4004433f54435fc27c8'
+  version '4.2.2'
+  source_url 'https://www.mercurial-scm.org/release/mercurial-4.2.2.tar.gz'
+  source_sha256 'b20132dec5ae6d27ee43a133144069895befe09f7e454bfa9e39950a185f0afe'
 
   # what's the best route for adding a minimum version symbol as a constraint?
   depends_on "python27"
 
   def self.build
-    # would be great to avoid even downloading the source tarball if this dependency wasn't met 
+    # would be great to avoid even downloading the source tarball if this dependency wasn't met
     py_ver = %x[python -V 2>&1 | awk '{ print $2 }'].strip
     abort '[!] python 2.7.13 or higher is required for tig, please run `crew upgrade python27` first.' unless py_ver > '2.7.12'
     if !%x[pip list | grep docutils].include? "docutils"
       puts "Installing docutils dependency..."
-      system "sudo", "pip", "install", "docutils"
+      system "pip", "install", "docutils"
     end
     system "make", "PREFIX=/usr/local", "all"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
     puts "------------------"
-    puts "Installation success!"
+    puts "Installation success!".lightgreen
     puts "Cleaning up dependencies only required for build..."
-    system "sudo", "pip", "uninstall", "docutils"
+    system "pip", "uninstall", "docutils"
     puts
-    puts "To begin using mercurial you'll need to configure it."
+    puts "To begin using mercurial, you'll need to configure it.".lightblue
+    puts
+    puts "Run `hg debuginstall` and address any issues that it reports.".lightblue
     puts
-    puts "Run `hg debuginstall` and address any issues that it reports."
   end
 end
diff --git a/packages/mesa.rb b/packages/mesa.rb
new file mode 100644
index 0000000000..053b7e781c
--- /dev/null
+++ b/packages/mesa.rb
@@ -0,0 +1,29 @@
+require 'package'
+
+class Mesa < Package
+  description 'Open-source implementation of the OpenGL specification'
+  homepage 'https://www.mesa3d.org'
+  version '17.1.5'
+  source_url 'ftp://ftp.freedesktop.org/pub/mesa/mesa-17.1.5.tar.xz'
+  source_sha256 '378516b171712687aace4c7ea8b37c85895231d7a6d61e1e27362cf6034fded9'
+
+  depends_on 'libdrm'
+  depends_on 'xorg_proto'
+  depends_on 'libx11'
+  depends_on 'libxext'
+  depends_on 'libxfixes'
+  depends_on 'libxdamage'
+  depends_on 'libxcb'
+  depends_on 'libxtrans'
+  depends_on 'libxkbfile'
+  depends_on 'wayland'
+
+  def self.build
+    system "./configure --enable-gles2 --with-egl-platforms=x11,wayland,drm --enable-gbm --enable-shared-glapi --with-gallium-drivers=swrast --disable-dri3"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/metasploit.rb b/packages/metasploit.rb
new file mode 100644
index 0000000000..c3ef9ca9c9
--- /dev/null
+++ b/packages/metasploit.rb
@@ -0,0 +1,37 @@
+require 'package'
+
+class Metasploit < Package
+  description 'The Metasploit Framework is a tool for developing and executing exploit code against a remote target machine.'
+  homepage 'https://www.metasploit.com/'
+  version '4.14.28'
+  source_url 'https://github.com/rapid7/metasploit-framework/archive/4.14.28.tar.gz'
+  source_sha256 'f2bc048542d7cbba16308b5a987718428825b5f00df7e5245543598d9d42a169'
+
+  depends_on 'ruby'
+  depends_on 'readline'
+  depends_on 'openssl'
+  depends_on 'libpcap'
+  depends_on 'postgres'
+  depends_on 'sqlite'
+  depends_on 'libxslt'
+  depends_on 'libxml2'
+  depends_on 'bison'
+
+  def self.build
+    system "gem install bundler --conservative"
+    system "NOKOGIRI_USE_SYSTEM_LIBRARIES=1"
+    system "bundle install"
+  end
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/share/metasploit-framework/"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "cp -r * #{CREW_DEST_DIR}/usr/local/share/metasploit-framework"
+    system "ln -s /usr/local/share/metasploit-framework/msfconsole #{CREW_DEST_DIR}/usr/local/bin/msfconsole"
+    system "ln -s /usr/local/share/metasploit-framework/msfd #{CREW_DEST_DIR}/usr/local/bin/msfd"
+    system "ln -s /usr/local/share/metasploit-framework/msfrpc #{CREW_DEST_DIR}/usr/local/bin/msfrpc"
+    system "ln -s /usr/local/share/metasploit-framework/msfrpcd #{CREW_DEST_DIR}/usr/local/bin/msfrpcd"
+    system "ln -s /usr/local/share/metasploit-framework/msfupdate #{CREW_DEST_DIR}/usr/local/bin/msfupdate" # Doesn't work, but I symlinked it anyway
+    system "ln -s /usr/local/share/metasploit-framework/msfvenom #{CREW_DEST_DIR}/usr/local/bin/msfvenom"
+  end
+end
diff --git a/packages/misctools.rb b/packages/misctools.rb
new file mode 100644
index 0000000000..102ed02fd8
--- /dev/null
+++ b/packages/misctools.rb
@@ -0,0 +1,20 @@
+require 'package'
+
+class Misctools < Package
+  description 'The misctools package is a collection of small but useful utilities.'
+  homepage 'http://www.hyperrealm.com/main.php?s=misctools'
+  version '2.5.5'
+  source_url 'http://www.hyperrealm.com/misctools/misctools-2.5.5.tar.bz2'
+  source_sha256 '4eb5913566da3e243ebd9cab499f927a2d46a2191baa51b810214f83eebb3ae9'
+
+  depends_on 'cbase'
+
+  def self.build
+    system './configure'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/mlocate.rb b/packages/mlocate.rb
index 9bcd4109df..cb27166c3e 100644
--- a/packages/mlocate.rb
+++ b/packages/mlocate.rb
@@ -5,12 +5,12 @@ class Mlocate < Package
   homepage 'https://pagure.io/mlocate'
   version '0.26-1'
   source_url 'https://releases.pagure.org/mlocate/mlocate-0.26.tar.xz'
-  source_sha1 'c6e6d81b25359c51c545f4b8ba0f3b469227fcbc'
+  source_sha256 '3063df79fe198fb9618e180c54baf3105b33d88fe602ff2d8570aaf944f1263e'
 
   def self.build
     system "mkdir -p /usr/local/db/mlocate"
     system "sed -i 's,\$(localstatedir)/,/usr/local/db/,g' Makefile.*"
-    system "sed -i \"s/groupname = mlocate/groupname = $(whoami)/g\" Makefile.*"
+    system "sed -i \"s/groupname = mlocate/groupname = #{USER}/g\" Makefile.*"
     system "./configure"
     system "make"
   end
diff --git a/packages/mongodb.rb b/packages/mongodb.rb
index 61fc1144e5..456b475cc6 100644
--- a/packages/mongodb.rb
+++ b/packages/mongodb.rb
@@ -3,13 +3,64 @@ require 'package'
 class Mongodb < Package
   description 'MongoDB is the next-generation database that lets you create applications never before possible.'
   homepage 'https://www.mongodb.com/'
-  version '3.0.8'
-  binary_url ({
-    i686: "https://www.dropbox.com/s/n32v3h34jswxhg7/mongodb-linux-i686-3.0.8.tar.gz?dl=0",
-    x86_64: "https://www.dropbox.com/s/two0chqyim5eo4a/mongodb-linux-x86_64-3.0.8.tar.gz?dl=0"
-  })
-  binary_sha1 ({
-    i686: "71fd4324ce91352416eea83149432b953928306e",
-    x86_64: "fdbf8ad9207dc5fd31af0113e9c00e02521e9101"
-  })
-end
\ No newline at end of file
+  # We use 3.2 branch here since:
+  #  - 3.2 branch works well with gcc-4.9.4
+  #  - master 3.4 branch requires gcc-5.4.0
+  version '3.2.16'
+  source_url 'https://fastdl.mongodb.org/src/mongodb-src-r3.2.16.tar.gz'
+  source_sha256 '7a8b1b16f3fa545af16f48aeef1f918f57d96a80e1ceb6e669cdb81fab6511d0'
+
+  depends_on 'openssl' => :build
+  depends_on 'libpcap' => :build
+  depends_on 'python27' => :build
+  depends_on 'scons' => :build
+  depends_on 'go' => :build
+  depends_on 'git' => :build
+  case ARCH
+  when 'armv7l', 'aarch64'
+    depends_on 'perl' => :build         # gen-config.sh uses perl
+  end
+
+  def self.build
+    # prepare mongo-tools
+    system "git clone https://github.com/mongodb/mongo-tools"
+    system "cd mongo-tools; ./build.sh ssl || echo '***YOU NEED TO SET UP GO ENVIRONMENT IN ORDER TO COMPILE MONGO-TOOLS***'"
+    system "mkdir src/mongo-tools"
+    system "cp mongo-tools/bin/* src/mongo-tools/"
+    system "rm -rf mongo-tools"
+  end
+
+  def self.install
+    # build mongo and install it at once
+    case ARCH
+    when 'x86_64'
+      system "scons -j#{CREW_NPROC} install --ssl --prefix=#{CREW_DEST_DIR}#{CREW_PREFIX} --use-new-tools"
+    when 'i686'
+      system "scons -j#{CREW_NPROC} install --ssl --wiredtiger=off --prefix=#{CREW_DEST_DIR}#{CREW_PREFIX} --use-new-tools"
+    when 'armv7l'
+      # Arm 32 bit architecture is not supported officaially.
+      # Please read https://groups.google.com/forum/#!msg/mongodb-dev/G-kGjZEEam0/VSVB9fYCBAAJ for details
+      system "cd src/third_party/mozjs-38/; ./get_sources.sh"
+      system "cd src/third_party/mozjs-38/; ./gen-config.sh arm linux"
+      system "cd src/third_party/mozjs-38/; rm -rf firefix* mozilla-release"
+      system "scons -j#{CREW_NPROC} install --ssl --wiredtiger=off --mmapv1=on --prefix=#{CREW_DEST_DIR}#{CREW_PREFIX} --use-new-tools"
+    when 'aarch64'
+      # Arm 64 bit architecture is supported, but Chrome OS aarch64 is 32 bit.
+      # So, it is required to pretend it is armv7l.
+      system "cd src/third_party/mozjs-38/; ./get_sources.sh"
+      system "cd src/third_party/mozjs-38/; ./gen-config.sh arm linux"
+      system "cd src/third_party/mozjs-38/; rm -rf firefix* mozilla-release"
+      # Not sure how to pretend it under scons
+      system "scons -j#{CREW_NPROC} install --ssl --wiredtiger=off --mmapv1=on --prefix=#{CREW_DEST_DIR}#{CREW_PREFIX} --use-new-tools"
+    end
+
+    # guide messages
+    puts "type `mkdir #{CREW_PREFIX}/lib/mongodb` to create directory for database"
+    case ARCH
+    when 'x86_64'
+      puts "type `mongod --dbpath=#{CREW_PREFIX}/lib/mongodb` to start server"
+    when 'i686','armv7l', 'aarch64'
+      puts "type `mongod --dbpath=#{CREW_PREFIX}/lib/mongodb --storageEngine=mmapv1` to start server"
+    end
+  end
+end
diff --git a/packages/mono.rb b/packages/mono.rb
index d5be1cc580..761f8d652d 100644
--- a/packages/mono.rb
+++ b/packages/mono.rb
@@ -3,9 +3,9 @@ require 'package'
 class Mono < Package
   description 'Mono is a software platform designed to allow developers to easily create cross platform applications part of the .NET Foundation.'
   homepage 'http://www.mono-project.com/'
-  version '4.4.0.148-1'
-  source_url 'http://download.mono-project.com/sources/mono/mono-4.4.0.148.tar.bz2'
-  source_sha1 '8da7726b7c09df97856b55eda062356666928d35'
+  version '5.4.0.135'
+  source_url 'http://download.mono-project.com/sources/mono/mono-5.4.0.135.tar.bz2'
+  source_sha256 '561af157ece41f0fc54dc3812bcbef6a04927274508104621b04fda810387ade'
 
   def self.build
     system "./configure","--disable-dependency-tracking","--disable-silent-rules","--enable-nls=no","--prefix=/usr/local"
diff --git a/packages/moonbuggy.rb b/packages/moonbuggy.rb
index f239460938..d0d36f718c 100644
--- a/packages/moonbuggy.rb
+++ b/packages/moonbuggy.rb
@@ -5,7 +5,7 @@ class Moonbuggy < Package
   homepage 'http://www.seehuhn.de/pages/moon-buggy'
   version '1.0.51'
   source_url 'http://m.seehuhn.de/programs/moon-buggy-1.0.51.tar.gz'
-  source_sha1 '7f1c5df99944acfe98eeb5f8d5ab6f28ef61ee7e'
+  source_sha256 '352dc16ccae4c66f1e87ab071e6a4ebeb94ff4e4f744ce1b12a769d02fe5d23f'
 
   depends_on 'ncurses'
 
diff --git a/packages/moreutils.rb b/packages/moreutils.rb
index c75481dd57..fa4698226a 100644
--- a/packages/moreutils.rb
+++ b/packages/moreutils.rb
@@ -5,7 +5,7 @@ class Moreutils < Package
   homepage 'https://joeyh.name/code/moreutils/'
   version '0.60'
   source_url 'http://http.debian.net/debian/pool/main/m/moreutils/moreutils_0.60.orig.tar.xz'
-  source_sha1 '3af60490f763ece48b2fcba968903673c3e63495'
+  source_sha256 'e42d18bacbd2d003779a55fb3542befa5d1d217ee37c1874e8c497581ebc17c5'
 
   depends_on 'docbook'
   depends_on 'libxslt'
diff --git a/packages/mosh.rb b/packages/mosh.rb
index 08e2213d9b..318ff4e43a 100644
--- a/packages/mosh.rb
+++ b/packages/mosh.rb
@@ -3,9 +3,9 @@ require 'package'
 class Mosh < Package
   description 'Remote terminal application that allows roaming, supports intermittent connectivity, and provides intelligent local echo and line editing of user keystrokes.'
   homepage 'https://mosh.org/'
-  version '1.3.0'
-  source_url 'https://mosh.org/mosh-1.3.0.tar.gz'
-  source_sha1 '846698806d940c84028c04f68e289e31d9540d5f'
+  version '1.3.2'
+  source_url 'https://mosh.org/mosh-1.3.2.tar.gz'
+  source_sha256 'da600573dfa827d88ce114e0fed30210689381bbdcff543c931e4d6a2e851216'
 
   depends_on 'protobuf'
 
@@ -15,6 +15,6 @@ class Mosh < Package
   end
 
   def self.install
-    system 'make install'
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/mpc.rb b/packages/mpc.rb
index af1beffdbc..b20836173c 100644
--- a/packages/mpc.rb
+++ b/packages/mpc.rb
@@ -3,17 +3,17 @@ require 'package'
 class Mpc < Package
   description 'Gnu Mpc is a C library for the arithmetic of complex numbers with arbitrarily high precision and correct rounding of the result.'
   homepage 'http://www.multiprecision.org/'
-  version '1.0.3-cc1.3'
+  version '1.0.3-2'
   binary_url ({
-    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.3/mpc-1.0.3-cc1.3-chromeos-armv7l.tar.xz',
-    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.3/mpc-1.0.3-cc1.3-chromeos-armv7l.tar.xz',
-    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.3/mpc-1.0.3-cc1.3-chromeos-i686.tar.xz',
-    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.3/mpc-1.0.3-cc1.3-chromeos-x86_64.tar.xz',
+    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.8/mpc-1.0.3-chromeos-armv7l.tar.xz',
+    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/mpc-1.0.3-chromeos-armv7l.tar.xz',
+    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.8/mpc-1.0.3-chromeos-i686.tar.xz',
+    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/mpc-1.0.3-chromeos-x86_64.tar.xz',
   })
-  binary_sha1 ({
-    aarch64: 'd1f6e5d521f1807accca245cecf2ccc56c29c96d',
-    armv7l:  'd1f6e5d521f1807accca245cecf2ccc56c29c96d',
-    i686:    'd7fcd41e92b637220208e136207d1095237f3ac1',
-    x86_64:  'fcc7bc8f7a4f9956f801af84e4104e565dd8b285',
+  binary_sha256 ({
+    aarch64: '49795b457852098b34964c768bc4f5fa852c2c40e72f4e856437301f36edb3fd',
+    armv7l:  '49795b457852098b34964c768bc4f5fa852c2c40e72f4e856437301f36edb3fd',
+    i686:    'efec8e5ab8dac926546dabda0ff8b32fe30d85ff2a7c1ab44bdb3d58ad49d19b',
+    x86_64:  'b9b26abf315efce1b826f58e70795493d7ed503652486bc3766ac54dfa5d0a35',
   })
 end
diff --git a/packages/mpfr.rb b/packages/mpfr.rb
index 296d9f1510..b675478399 100644
--- a/packages/mpfr.rb
+++ b/packages/mpfr.rb
@@ -3,17 +3,17 @@ require 'package'
 class Mpfr < Package
   description 'The MPFR library is a C library for multiple-precision floating-point computations with correct rounding.'
   homepage 'http://www.mpfr.org/'
-  version '3.1.5-cc1.3'
+  version '3.1.5-2'
   binary_url ({
-    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.3/mpfr-3.1.5-cc1.3-chromeos-armv7l.tar.xz',
-    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.3/mpfr-3.1.5-cc1.3-chromeos-armv7l.tar.xz',
-    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.3/mpfr-3.1.5-cc1.3-chromeos-i686.tar.xz',
-    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.3/mpfr-3.1.5-cc1.3-chromeos-x86_64.tar.xz',
+    aarch64: 'https://github.com/jam7/chrome-cross/releases/download/v1.8/mpfr-3.1.5-chromeos-armv7l.tar.xz',
+    armv7l:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/mpfr-3.1.5-chromeos-armv7l.tar.xz',
+    i686:    'https://github.com/jam7/chrome-cross/releases/download/v1.8/mpfr-3.1.5-chromeos-i686.tar.xz',
+    x86_64:  'https://github.com/jam7/chrome-cross/releases/download/v1.8/mpfr-3.1.5-chromeos-x86_64.tar.xz',
   })
-  binary_sha1 ({
-    aarch64: 'd201c3e9c7fa3d483e93cb967e9ae78b4578868b',
-    armv7l:  'd201c3e9c7fa3d483e93cb967e9ae78b4578868b',
-    i686:    '71569b4f88e852d0a6734b2be8e200f52248a7fe',
-    x86_64:  '7d434ebe762b004d9f822f5baa21b9c9f37452b0',
+  binary_sha256 ({
+    aarch64: '41170f3c49ea226df739d90bb633895dc0479d855acece2cd96d1bb24818202a',
+    armv7l:  '41170f3c49ea226df739d90bb633895dc0479d855acece2cd96d1bb24818202a',
+    i686:    '341e8109fbfc376883e5eeb649561897958a8cbf92ba3dc73ca7da5e52fa7e63',
+    x86_64:  '5e9fe71170cc82e1d789ee9aecf568b70f4f9694f2c945a6c04ae573bf0509a2',
   })
 end
diff --git a/packages/mtdev.rb b/packages/mtdev.rb
new file mode 100644
index 0000000000..94cece90f8
--- /dev/null
+++ b/packages/mtdev.rb
@@ -0,0 +1,18 @@
+require 'package'
+
+class Mtdev < Package
+  description 'The mtdev is a stand-alone library which transforms all variants of kernel MT events to the slotted type B protocol.'
+  homepage 'http://bitmath.org/code/mtdev'
+  version '1.1.5'
+  source_url 'http://bitmath.org/code/mtdev/mtdev-1.1.5.tar.bz2'
+  source_sha256 '6677d5708a7948840de734d8b4675d5980d4561171c5a8e89e54adf7a13eba7f'
+
+  def self.build
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/mtools.rb b/packages/mtools.rb
new file mode 100644
index 0000000000..bd07f3b3eb
--- /dev/null
+++ b/packages/mtools.rb
@@ -0,0 +1,18 @@
+require 'package'
+
+class Mtools < Package
+  description 'Mtools is a collection of utilities to access MS-DOS disks from GNU and Unix without mounting them.'
+  homepage 'https://www.gnu.org/software/mtools/'
+  version '4.0.18'
+  source_url 'https://ftp.gnu.org/gnu/mtools/mtools-4.0.18.tar.bz2'
+  source_sha256 '59e9cf80885399c4f229e5d87e49c0c2bfeec044e1386d59fcd0b0aead6b2f85'
+
+  def self.build
+    system './configure --without-x'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/mutt.rb b/packages/mutt.rb
index b13e878fa4..e722317463 100644
--- a/packages/mutt.rb
+++ b/packages/mutt.rb
@@ -3,17 +3,19 @@ require 'package'
 class Mutt < Package
   description 'Mutt is a small but very powerful text-based mail client for Unix operating systems.'
   homepage 'http://mutt.org/'
-  version '1.8.2'
-  source_url 'ftp://ftp.mutt.org/pub/mutt/mutt-1.8.2.tar.gz'
-  source_sha1 'bdac1201de464d63f61a663f3dcf1ee4484dbbb3'
+  version '1.8.3'
+  source_url 'ftp://ftp.mutt.org/pub/mutt/mutt-1.8.3.tar.gz'
+  source_sha256 '9b81746d67ffeca5ea44f60893b70dc93c86d4bc10187d4dd360185e4d42ed42'
+
+  depends_on 'libxslt'
 
   def self.build
-    system 'mkdir /usr/local/mail'
     system './configure --with-mailpath=/usr/local/mail --prefix=/usr/local'
     system 'make'
   end
 
   def self.install
-    system 'make -i install'
+    system "mkdir -p #{CREW_DEST_DIR}#{CREW_PREFIX}/mail"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/mywanip.rb b/packages/mywanip.rb
index bf99f1e2fd..7293f0dde5 100644
--- a/packages/mywanip.rb
+++ b/packages/mywanip.rb
@@ -5,7 +5,7 @@ class Mywanip < Package
   homepage 'https://gist.github.com/DennisLfromGA/ab40940d37be84ae3a88'
   version 'ab4094'
   source_url 'https://gist.github.com/DennisLfromGA/ab40940d37be84ae3a88/archive/b583835e8b2cb7edefc7ccbb911cb8eaf172d341.zip'
-  source_sha1 '1c26e5ed07283dbecb5a7cbaae0d9e408bedff89'
+  source_sha256 '789d22cfa60a40cf60d59e561500cd27e39ac03ecff2e948111a2a07f830fd67'
 
   def self.install
     system "chmod +x mywanip"
diff --git a/packages/nano.rb b/packages/nano.rb
index 6d3b56b055..934e35d066 100644
--- a/packages/nano.rb
+++ b/packages/nano.rb
@@ -3,19 +3,19 @@ require 'package'
 class Nano < Package
   description 'Nano\'s ANOther editor, an enhanced free Pico clone.'
   homepage 'https://www.nano-editor.org/'
-  version '2.8.4'
-  source_url 'https://nano-editor.org/dist/v2.8/nano-2.8.4.tar.xz'
-  source_sha1 '83ac3285e50690205011a822eadb42709c0fb2f3'
+  version '2.8.6'
+  source_url 'https://www.nano-editor.org/dist/v2.8/nano-2.8.6.tar.xz'
+  source_sha256 '9a46962a3ae59db922467a095217ed23280b42d80640f932f3a59ba2a6a85776'
 
   depends_on 'buildessential'
-  depends_on 'ncurses' 
-  
+  depends_on 'ncurses'
+
   def self.build
     system "./configure CPPFLAGS=\"-I/usr/local/include/ncurses\""
     system "make"
   end
-  
+
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
-  end         
+  end
 end
diff --git a/packages/nanomsg.rb b/packages/nanomsg.rb
index 80ca0e0c77..d2045dcf17 100644
--- a/packages/nanomsg.rb
+++ b/packages/nanomsg.rb
@@ -5,7 +5,7 @@ class Nanomsg < Package
   homepage 'http://nanomsg.org/'
   version '1.0,0'
   source_url 'https://github.com/nanomsg/nanomsg/archive/1.0.0.tar.gz'
-  source_sha1 '57f90778a9bb7b95a7fd73910fd41894f3ee9cab'
+  source_sha256 '24afdeb71b2e362e8a003a7ecc906e1b84fd9f56ce15ec567481d1bb33132cc7'
 
   depends_on 'cmake'
 
@@ -15,6 +15,6 @@ class Nanomsg < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/ncdu.rb b/packages/ncdu.rb
index 483339f6f3..0fdb5bb1a6 100644
--- a/packages/ncdu.rb
+++ b/packages/ncdu.rb
@@ -5,9 +5,9 @@ class Ncdu < Package
   homepage 'https://dev.yorhel.nl/ncdu'
   version '1.12'
   source_url 'https://dev.yorhel.nl/download/ncdu-1.12.tar.gz'
-  source_sha1 'b79b1c44784f334dca74d89a49f49274f14cfeef'
+  source_sha256 '820e4e4747a2a2ec7a2e9f06d2f5a353516362c22496a10a9834f871b877499a'
 
-  depends_on "ncurses"
+  depends_on 'ncurses'
 
   def self.build
     system "./configure --prefix=/usr/local CPPFLAGS=-I/usr/local/include/ncurses"
@@ -15,6 +15,6 @@ class Ncdu < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/ncftp.rb b/packages/ncftp.rb
index 32aefa110b..81ef2b7371 100644
--- a/packages/ncftp.rb
+++ b/packages/ncftp.rb
@@ -5,7 +5,7 @@ class Ncftp < Package
   homepage 'http://ncftp.com/ncftp/'
   version '3.2.6'
   source_url 'ftp://ftp.ncftp.com/ncftp/ncftp-3.2.6-src.tar.gz'
-  source_sha1 'e2351802b40db18d6cbab2537a9644cd858b934d'
+  source_sha256 '129e5954850290da98af012559e6743de193de0012e972ff939df9b604f81c23'
 
   depends_on 'buildessential'
 
@@ -13,8 +13,8 @@ class Ncftp < Package
     system "./configure"
     system "make"
   end
-  
+
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
-  end         
+  end
 end
diff --git a/packages/ncrack.rb b/packages/ncrack.rb
new file mode 100644
index 0000000000..ca9338b8ec
--- /dev/null
+++ b/packages/ncrack.rb
@@ -0,0 +1,20 @@
+require 'package'
+
+class Ncrack < Package
+  description "Ncrack is a high-speed network authentication cracking tool."
+  homepage 'https://nmap.org/ncrack/'
+  version '0.5'
+  source_url 'https://nmap.org/ncrack/dist/ncrack-0.5.tar.gz'
+  source_sha256 'dbad9440c861831836d47ece95aeb2bd40374a3eb03a14dea0fe1bfa73ecd4bc'
+
+  depends_on 'buildessential'
+
+  def self.build
+    system './configure --prefix=/usr/local'
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/ncurses.rb b/packages/ncurses.rb
index ff07ba2ec5..9de04ae537 100644
--- a/packages/ncurses.rb
+++ b/packages/ncurses.rb
@@ -5,34 +5,23 @@ class Ncurses < Package
   homepage 'https://www.gnu.org/software/ncurses/'
   version '6.0-2'
   source_url 'ftp://ftp.gnu.org/pub/gnu/ncurses/ncurses-6.0.tar.gz'
-  source_sha1 'acd606135a5124905da770803c05f1f20dd3b21c'
+  source_sha256 'f551c24b30ce8bfb6e96d9f59b42fbea30fa3a6123384172f9e7284bcf647260'
 
-  depends_on "diffutils" => :build
-  depends_on "ncursesw"
+  depends_on 'diffutils' => :build
+  depends_on 'ncursesw'
 
   def self.build
     system './configure',
-	    '--prefix=/usr/local',
-	    '--without-normal',
-	    '--with-shared',
-	    '--with-cxx-shared',
-	    '--without-debug'
-    system "make"
+           '--prefix=/usr/local',
+           "--libdir=#{CREW_LIB_PREFIX}",
+           '--without-normal',
+           '--with-shared',
+           '--with-cxx-shared',
+           '--without-debug'
+    system 'make'
   end
 
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
-
-    # strip binaries
-    system "strip", "#{CREW_DEST_DIR}/usr/local/bin/clear"
-    system "strip", "#{CREW_DEST_DIR}/usr/local/bin/infocmp"
-    system "strip", "#{CREW_DEST_DIR}/usr/local/bin/tabs"
-    system "strip", "#{CREW_DEST_DIR}/usr/local/bin/tic"
-    system "strip", "#{CREW_DEST_DIR}/usr/local/bin/tput"
-    system "strip", "#{CREW_DEST_DIR}/usr/local/bin/tset"
-    system "strip", "#{CREW_DEST_DIR}/usr/local/bin/toe"
-
-    # strip libraries here since `make install` re-link libraries again
-    system "find #{CREW_DEST_DIR}/usr/local -name 'lib*.so.*' -print | xargs strip -S"
   end
 end
diff --git a/packages/ncursesw.rb b/packages/ncursesw.rb
index 413b1663a1..794c735205 100644
--- a/packages/ncursesw.rb
+++ b/packages/ncursesw.rb
@@ -5,29 +5,30 @@ class Ncursesw < Package
   homepage 'http://www.gnu.org/software/ncurses/'
   version '6.0-2'
   source_url 'ftp://ftp.gnu.org/pub/gnu/ncurses/ncurses-6.0.tar.gz'
-  source_sha1 'acd606135a5124905da770803c05f1f20dd3b21c'
+  source_sha256 'f551c24b30ce8bfb6e96d9f59b42fbea30fa3a6123384172f9e7284bcf647260'
 
-  depends_on "diffutils" => :build
+  depends_on 'diffutils' => :build
 
   def self.build
     # Check ncurses doesn't conflict with ncrusesw
     if File.exist? CREW_CONFIG_PATH + "meta/ncurses.filelist"
       if `grep include/ncursesw #{CREW_CONFIG_PATH}meta/ncurses.filelist` != ''
-	puts
-	puts "PLEASE PERFORMS `crew upgrade ncurses` OR `sudo crew remove ncurses` FIRST"
-	puts
-	exit 1
+        puts
+        puts "PLEASE PERFORM `crew upgrade ncurses` OR `crew remove ncurses` FIRST"
+        puts
+        exit 1
       end
     end
     # Build ncursesw
     system './configure',
-	    '--prefix=/usr/local',
-	    '--without-normal',
-	    '--with-shared',
-	    '--with-cxx-shared',
-	    '--without-debug',
-	    '--enable-widec'
-    system "make"
+           '--prefix=/usr/local',
+           "--libdir=#{CREW_LIB_PREFIX}",
+           '--without-normal',
+           '--with-shared',
+           '--with-cxx-shared',
+           '--without-debug',
+           '--enable-widec'
+    system 'make'
   end
 
   def self.install
@@ -41,8 +42,5 @@ class Ncursesw < Package
     system "rm", "#{CREW_DEST_DIR}/usr/local/bin/tput"
     system "rm", "#{CREW_DEST_DIR}/usr/local/bin/tset"
     system "rm", "#{CREW_DEST_DIR}/usr/local/bin/toe"
-
-    # strip libraries here since `make install` re-link libraries again
-    system "find #{CREW_DEST_DIR}/usr/local -name 'lib*.so.*' -print | xargs strip -S"
   end
 end
diff --git a/packages/neovim.rb b/packages/neovim.rb
index 8a339c5832..c14e466a3f 100644
--- a/packages/neovim.rb
+++ b/packages/neovim.rb
@@ -3,9 +3,9 @@ require 'package'
 class Neovim < Package
   description 'Neovim is a refactor, and sometimes redactor, in the tradition of Vim (which itself derives from Stevie).'
   homepage 'https://neovim.io/'
-  version '0.1.7'
-  source_url 'https://github.com/neovim/neovim/archive/v0.1.7.tar.gz'
-  source_sha1 '00e67f981105f1acbe06df1dbea21b6f7fa6d9b8'
+  version '0.2.0'
+  source_url 'https://github.com/neovim/neovim/archive/v0.2.0.tar.gz'
+  source_sha256 '72e263f9d23fe60403d53a52d4c95026b0be428c1b9c02b80ab55166ea3f62b5'
 
   depends_on 'libtool'
   depends_on 'autoconf'
@@ -16,7 +16,7 @@ class Neovim < Package
   depends_on 'unzip'
 
   def self.build
-    system "make"
+    system "make", "CMAKE_BUILD_TYPE=RelWithDebInfo"
   end
 
   def self.install
diff --git a/packages/netcat.rb b/packages/netcat.rb
index 05eeb0c0fa..339923a960 100644
--- a/packages/netcat.rb
+++ b/packages/netcat.rb
@@ -5,8 +5,8 @@ class Netcat < Package
   homepage 'http://netcat.sourceforge.net/'
   version '0.7.1'
   source_url 'http://downloads.sourceforge.net/project/netcat/netcat/0.7.1/netcat-0.7.1.tar.gz'
-  source_sha1 'b5cbc52a7ceed2fd5c4f5081f5747130b2d0fe01'
- 
+  source_sha256 '30719c9a4ffbcf15676b8f528233ccc54ee6cba96cb4590975f5fd60c68a066f'
+
   def self.build
     system "./configure --prefix=/usr/local"
     system "make"
diff --git a/packages/nethack4.rb b/packages/nethack4.rb
index d5c1bdae33..6855c31922 100644
--- a/packages/nethack4.rb
+++ b/packages/nethack4.rb
@@ -6,7 +6,7 @@ class Nethack4 < Package
   # "nethack4" fork of nethack with a few patches and a modern build system
   version '4.3.0-beta2'
   source_url 'http://nethack4.org/media/releases/nethack4-4.3-beta2.tar.gz'
-  source_sha1 'e261c0ac618589a47e63525ed56eb17e72b14754'
+  source_sha256 'b143a86b5e1baf55c663ae09c2663b169d265e95ac43154982296a1887d05f15'
 
   depends_on 'buildessential'
   depends_on 'ncurses'
@@ -14,22 +14,21 @@ class Nethack4 < Package
   depends_on 'flex'
   depends_on 'perl'
 
-  
   def self.build
     target="build"
     system "mkdir -p " + target
     Dir.chdir target  do
       #build with rpath pointing at /usr/local
-      system "/usr/local/bin/perl ../aimake --config-only -i /usr/local/ --directory-layout=prefix --without=gui"  
+      system "/usr/local/bin/perl ../aimake --config-only -i /usr/local/ --directory-layout=prefix --without=gui"
       system "/usr/local/bin/perl ../aimake"
     end
   end
-  
+
   def self.install
     target="build"
     Dir.chdir target  do
       #install in destdir so package manager can keep track
-      system "/usr/local/bin/perl ../aimake --install-only -i #{CREW_DEST_DIR}/usr/local/ --directory-layout=prefix --without=gui"  
+      system "/usr/local/bin/perl ../aimake --install-only -i #{CREW_DEST_DIR}/usr/local/ --directory-layout=prefix --without=gui"
     end
   end
 end
diff --git a/packages/nettle.rb b/packages/nettle.rb
index b8d40f09fc..34d3983e74 100644
--- a/packages/nettle.rb
+++ b/packages/nettle.rb
@@ -5,7 +5,7 @@ class Nettle < Package
   homepage 'http://www.lysator.liu.se/~nisse/nettle/'
   version '3.3'
   source_url 'https://ftp.gnu.org/gnu/nettle/nettle-3.3.tar.gz'
-  source_sha1 'bf2b4d3a41192ff6177936d7bc3bee4cebeb86c4'
+  source_sha256 '46942627d5d0ca11720fec18d81fc38f7ef837ea4197c1f630e71ce0d470b11e'
 
   depends_on 'buildessential'
   depends_on 'm4'
diff --git a/packages/newlisp.rb b/packages/newlisp.rb
index 8794e7aad8..73bb5dd0d5 100644
--- a/packages/newlisp.rb
+++ b/packages/newlisp.rb
@@ -5,7 +5,7 @@ class Newlisp < Package
   homepage 'http://www.newlisp.org/'
   version '10.7.1'
   source_url 'https://github.com/kosh04/newlisp/archive/10.7.1.tar.gz'
-  source_sha1 '258d88a6c52ecea73da1a7774fa4f53a265da073'
+  source_sha256 '87e3ea4bd2d42118af44f2f881302af32a990164fb47088bcad0be6dc88c5c48'
 
   #depends_on 'readline'
   #depends_on 'libffi'
diff --git a/packages/nginx.rb b/packages/nginx.rb
index f197d2c2d6..057e2bae36 100644
--- a/packages/nginx.rb
+++ b/packages/nginx.rb
@@ -3,12 +3,12 @@ require 'package'
 class Nginx < Package
   description 'nginx [engine x] is an HTTP and reverse proxy server, a mail proxy server, and a generic TCP/UDP proxy server, originally written by Igor Sysoev.'
   homepage 'http://nginx.org/'
-  version '1.11.6-1'
-  source_url 'http://nginx.org/download/nginx-1.11.6.tar.gz'
-  source_sha1 '51903b721a5ee721568fc59f0a243df5356a98de'
-  
+  version '1.13.3'
+  source_url 'https://nginx.org/download/nginx-1.13.3.tar.gz'
+  source_sha256 '5b73f98004c302fb8e4a172abf046d9ce77739a82487e4873b39f9b0dcbb0d72'
+
   depends_on 'pcre'
-  
+
   def self.build
     system "./configure"
     system "make"
@@ -16,14 +16,27 @@ class Nginx < Package
 
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
-    system "sudo ln -sf /usr/local/nginx/sbin/nginx /usr/local/bin/nginx"
-    system "echo all NGINX things are in /usr/local/nginx"
-    system "echo pages are in /usr/local/nginx/html"
-    system "echo adding bash aliases so you can easily start/stop nginx"
-    system "echo startnginx starts nginx and stopnginx stops nginx"
-    system "sed -i \'/^alias startnginx/d\' ~/.bashrc"
-    system "sed -i \'/^alias stopnginx/d\' ~/.bashrc"
-    system "sed -i '$ a alias startnginx=\"sudo nginx\"' ~/.bashrc"
-    system "sed -i '$ a alias stopnginx=\"sudo nginx -s quit\"' ~/.bashrc"
+    system "mkdir -p #{CREW_DEST_DIR}#{CREW_PREFIX}/bin"
+    FileUtils.cd("#{CREW_DEST_DIR}#{CREW_PREFIX}/bin") do
+      system "ln -s #{CREW_PREFIX}/nginx/sbin/nginx nginx"
+      system "echo '#!/bin/bash' > startnginx"
+      system "echo 'sudo nginx' >> startnginx"
+      system "echo '#!/bin/bash' > stopnginx"
+      system "echo 'sudo nginx -s quit' >> stopnginx"
+      system "chmod +x st*nginx"
+    end
+    puts
+    puts "All things NGINX are in #{CREW_PREFIX}/nginx.".lightblue
+    puts
+    puts "Pages are stored in #{CREW_PREFIX}/nginx/html.".lightblue
+    puts
+    puts "Added bash scripts so you can easily start/stop nginx:".lightblue
+    puts "startnginx - starts nginx".lightblue
+    puts "stopnginx - stops nginx".lightblue
+    puts
+    puts "To completely remove nginx, perform the following:".lightblue
+    puts "crew remove nginx".lightblue
+    puts "sudo rm -rf #{CREW_PREFIX}/nginx".lightblue
+    puts
   end
 end
diff --git a/packages/ninja.rb b/packages/ninja.rb
new file mode 100644
index 0000000000..437c0cb14d
--- /dev/null
+++ b/packages/ninja.rb
@@ -0,0 +1,21 @@
+require 'package'
+
+class Ninja < Package
+  description 'a small build system with a focus on speed'
+  homepage 'https://ninja-build.org'
+  version '1.7.2'
+  source_url 'https://github.com/ninja-build/ninja/archive/v1.7.2.tar.gz'
+  source_sha256 '2edda0a5421ace3cf428309211270772dd35a91af60c96f93f90df6bc41b16d9'
+
+  depends_on 'python3'
+  depends_on 'unzip'
+
+  def self.build
+    system "python3 configure.py --bootstrap"
+  end
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "cp ninja #{CREW_DEST_DIR}/usr/local/bin/"
+  end
+end
diff --git a/packages/nmap.rb b/packages/nmap.rb
index 528907ca2f..aa78246afc 100644
--- a/packages/nmap.rb
+++ b/packages/nmap.rb
@@ -3,18 +3,18 @@ require 'package'
 class Nmap < Package
   description 'Nmap (\'Network Mapper\') is a free and open source (license) utility for network discovery and security auditing.'
   homepage 'https://nmap.org/'
-  version '7.50'
-  source_url 'https://nmap.org/dist/nmap-7.50.tgz'
-  source_sha1 '9e77da9079489e86db9634e87efbd88500de9c65'
+  version '7.60'
+  source_url 'https://nmap.org/dist/nmap-7.60.tar.bz2'
+  source_sha256 'a8796ecc4fa6c38aad6139d9515dc8113023a82e9d787e5a5fb5fa1b05516f21'
 
   depends_on 'buildessential'
-  
+
   def self.build
     system "./configure --with-pcap=linux --without-zenmap"
     system "make"
   end
-  
+
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
-  end         
+  end
 end
diff --git a/packages/node.rb b/packages/node.rb
index 3ceaa57658..e31eb027ac 100644
--- a/packages/node.rb
+++ b/packages/node.rb
@@ -5,7 +5,7 @@ class Node < Package
   homepage 'https://nodejs.org/en/'
   version '6.11.0'
   source_url 'https://nodejs.org/dist/v6.11.0/node-v6.11.0.tar.xz'
-  source_sha1 '1e408d9981606c5a01f46b4b6c93c0b30fa49d8c'
+  source_sha256 '02ba35391edea2b294c736489af01954ce6e6c39d318f4423ae6617c69ef0a51'
 
   depends_on 'buildessential'
   depends_on 'python27'
@@ -17,9 +17,12 @@ class Node < Package
 
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
-    #Fix Permissiongs for -g installs of node packages
-    system "sudo chown -R chronos /usr/local/lib/node_modules"
+
+    # Fix Permissiongs for -g installs of node packages
     system "sudo chown -R chronos /usr/local/bin"
     system "sudo chown -R chronos /usr/local/share"
+    if Dir.exists?('/usr/local/lib/node_modules')
+      system "sudo chown -R chronos /usr/local/lib/node_modules"
+    end
   end
 end
diff --git a/packages/node_current.rb b/packages/node_current.rb
index 9248e8f0f8..dfd80e8a8f 100644
--- a/packages/node_current.rb
+++ b/packages/node_current.rb
@@ -3,9 +3,9 @@ require 'package'
 class Node_current < Package
   description 'As an asynchronous event driven JavaScript runtime, Node is designed to build scalable network applications.'
   homepage 'https://nodejs.org/en/'
-  version '8.1.0'
-  source_url 'https://nodejs.org/dist/v8.1.0/node-v8.1.0.tar.xz'
-  source_sha1 '13ed221ed55577beac5203c3c8bfec61af3cad97'
+  version '8.1.2'
+  source_url 'https://nodejs.org/dist/v8.1.2/node-v8.1.2.tar.gz'
+  source_sha256 'd717b364868956e0b775145e57a84e63962a9cf83146e778547fc71bb27a2251'
 
   depends_on 'buildessential'
   depends_on 'python27'
@@ -22,9 +22,12 @@ class Node_current < Package
 
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
-    #Fix Permissiongs for -g installs of node packages
-    system "sudo chown -R chronos /usr/local/lib/node_modules"
+
+    # Fix Permissiongs for -g installs of node packages
     system "sudo chown -R chronos /usr/local/bin"
     system "sudo chown -R chronos /usr/local/share"
+    if Dir.exists?('/usr/local/lib/node_modules')
+      system "sudo chown -R chronos /usr/local/lib/node_modules"
+    end
   end
 end
diff --git a/packages/nodebrew.rb b/packages/nodebrew.rb
new file mode 100644
index 0000000000..9773a48eb5
--- /dev/null
+++ b/packages/nodebrew.rb
@@ -0,0 +1,33 @@
+require 'package'
+
+class Nodebrew < Package
+  description 'Node.js version manager'
+  homepage 'https://github.com/hokaccha/nodebrew'
+  version 'v0.9.7'
+  source_url 'https://github.com/hokaccha/nodebrew/archive/v0.9.7.tar.gz'
+  source_sha256 '3aa8b0cf30024d105f1ac6921aadf0440bc95bcae43df9d6ec58fc9de8cd352e'
+
+  depends_on 'perl'
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}#{CREW_LIB_PREFIX}/nodebrew"
+    system "NODEBREW_ROOT=#{CREW_DEST_DIR}#{CREW_LIB_PREFIX}/nodebrew perl nodebrew setup > /dev/null"
+
+    system "mkdir -p #{CREW_DEST_DIR}#{CREW_PREFIX}/bin"
+    system "ln -s #{CREW_LIB_PREFIX}/nodebrew/nodebrew #{CREW_DEST_DIR}#{CREW_PREFIX}/bin/"
+    system "ln -s #{CREW_LIB_PREFIX}/nodebrew/current/bin/node #{CREW_DEST_DIR}#{CREW_PREFIX}/bin/"
+    system "ln -s #{CREW_LIB_PREFIX}/nodebrew/current/bin/npm #{CREW_DEST_DIR}#{CREW_PREFIX}/bin/"
+    system "ln -s #{CREW_LIB_PREFIX}/nodebrew/current/bin/npx #{CREW_DEST_DIR}#{CREW_PREFIX}/bin/"
+
+    system "ln -s #{CREW_LIB_PREFIX}/nodebrew $HOME/.nodebrew"
+
+    puts ""
+    puts "Please set PATH environment variable."
+    puts "\texport PATH=$HOME/.nodebrew/current/bin:$PATH"
+    puts ""
+    puts "To install the latest node, please execute:"
+    puts "\tnodebrew install-binary latest"
+    puts "\tnodebrew use latest"
+    puts ""
+  end
+end
diff --git a/packages/npth.rb b/packages/npth.rb
index 17aad2045e..71dbd1fd84 100644
--- a/packages/npth.rb
+++ b/packages/npth.rb
@@ -3,9 +3,9 @@ require 'package'
 class Npth < Package
   description 'nPth is a library to provide the GNU Pth API and thus a non-preemptive threads implementation.'
   homepage 'https://www.gnupg.org/related_software/npth/index.html'
-  version '1.3'
-  source_url 'https://www.gnupg.org/ftp/gcrypt/npth/npth-1.3.tar.bz2'
-  source_sha1 '1b21507cfa3f58bdd19ef2f6800ab4cb67729972'
+  version '1.5'
+  source_url 'https://www.gnupg.org/ftp/gcrypt/npth/npth-1.5.tar.bz2'
+  source_sha256 '294a690c1f537b92ed829d867bee537e46be93fbd60b16c04630fbbfcd9db3c2'
 
   def self.build
     system "./configure --prefix=/usr/local"
@@ -13,6 +13,6 @@ class Npth < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/nvm.rb b/packages/nvm.rb
new file mode 100644
index 0000000000..49a508f2e1
--- /dev/null
+++ b/packages/nvm.rb
@@ -0,0 +1,25 @@
+require 'package'
+
+class Nvm < Package
+  description 'Node Version Manager - Simple bash script to manage multiple active node.js versions.'
+  homepage 'https://github.com/creationix/nvm'
+  version '0.33.2'
+  source_url 'https://github.com/creationix/nvm/archive/v0.33.2.tar.gz'
+  source_sha256 '2ad455a0752d5bae49ecff38a8a7778cc734c2d0ece9942dfdd164c2f01e80da'
+
+  def self.install
+    system "sed -i 's,\$HOME/.nvm,/usr/local/share/nvm,g' install.sh"
+    system "NVM_DIR=/usr/local/share/nvm && bash install.sh"
+    system "rm -rf /usr/local/share/nvm/.git*"
+    system "rm -rf /usr/local/share/nvm/test"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/share"
+    system "cp -r /usr/local/share/nvm #{CREW_DEST_DIR}/usr/local/share"
+    puts ""
+    puts "To complete the installation, execute:".lightblue
+    puts "source ~/.bashrc".lightblue
+    puts ""
+    puts "To uninstall, in addition to 'crew remove nvm' you will".lightblue
+    puts "also need to delete any lines with NVM_DIR in ~/.bashrc.".lightblue
+    puts ""
+  end
+end
diff --git a/packages/openconnect.rb b/packages/openconnect.rb
index 057fd419ef..ba496c0012 100644
--- a/packages/openconnect.rb
+++ b/packages/openconnect.rb
@@ -1,48 +1,45 @@
 require 'package'
 
-# @todo: provide vpnc-script (standalone), instructions for manual install:
-#
-# sudo su -
-# mkdir /usr/local/etc/vpnc
-# cd /usr/local/etc/vpnc
-# wget http://git.infradead.org/users/dwmw2/vpnc-scripts.git/blob_plain/HEAD:/vpnc-script
-# chmod a+x vpnc-script
-# exit
-
-# @todo: provide start-vpn script, instructions for manual connect:
-
-# Usage (as root - run 'sudo su -'):
-#
-# Create 'tun0' tunnel interface:
-#
-# > ip tuntap add mode tun tun0
-#
-# Run openconnect on tun0 interface
-#
-# > openconnect -i tun0 vpn.example.com
-# (Press Ctrl+C to exit)
-#
-# Shut down tun0 interface
-#
-# > ip tuntap del mode tun tun0
-
 class Openconnect < Package
-  version '7.06-1'
+  version '7.08'
   description 'OpenConnect is an SSL VPN client initially created to support Cisco\'s AnyConnect SSL VPN.'
   homepage 'http://www.infradead.org/openconnect/'
-  source_url 'ftp://ftp.infradead.org/pub/openconnect/openconnect-7.06.tar.gz'
-  source_sha1 '2351408693aab0c6bc97d37e68b4a869fbb217ed'
+  source_url 'ftp://ftp.infradead.org/pub/openconnect/openconnect-7.08.tar.gz'
+  source_sha256 '1c44ec1f37a6a025d1ca726b9555649417f1d31a46f747922b84099ace628a03'
 
   depends_on 'buildessential'
   depends_on 'libxml2'
   depends_on 'gnutls'
+  depends_on 'vpnc'
 
   def self.build
-    system "./configure CFLAGS=\" -fPIC\" --with-vpnc-script=/usr/local/etc/vpnc/vpnc-script"
+    system "./configure CFLAGS=' -fPIC' --with-vpnc-script=#{CREW_PREFIX}/etc/vpnc/vpnc-script"
     system "make"
   end
 
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+    system "mkdir -p #{CREW_DEST_DIR}#{CREW_PREFIX}/bin"
+    FileUtils.cd("#{CREW_DEST_DIR}#{CREW_PREFIX}/bin") do
+      system "echo '#!/bin/bash' > vpnc-start"
+      system "echo 'if test \$1; then' >> vpnc-start"
+      system "echo '  sudo ip tuntap add mode tun tun0' >> vpnc-start"
+      system "echo '  read -p \"VPN Username: \" USER' >> vpnc-start"
+      system "echo '  read -s -p \"VPN Password: \" PASS' >> vpnc-start"
+      system "echo '  echo \"\$PASS\" | openconnect --user=\$USER --interface=tun0 -b \$1' >> vpnc-start"
+      system "echo 'else' >> vpnc-start"
+      system "echo '  echo \"Usage: vpnc-start vpn.example.com\"' >> vpnc-start"
+      system "echo 'fi' >> vpnc-start"
+      system "chmod +x vpnc-start"
+      system "echo '#!/bin/bash' > vpnc-stop"
+      system "echo 'killall openconnect' >> vpnc-stop"
+      system "echo 'sudo ip tuntap del mode tun tun0' >> vpnc-stop"
+      system "chmod +x vpnc-stop"
+    end
+    puts
+    puts "Added the following bash scripts:".lightblue
+    puts "vpnc-start - start vpn".lightblue
+    puts "vpnc-stop - stop vpn".lightblue
+    puts
   end
 end
diff --git a/packages/openjpeg.rb b/packages/openjpeg.rb
index 78d777620d..b977858a26 100644
--- a/packages/openjpeg.rb
+++ b/packages/openjpeg.rb
@@ -5,7 +5,7 @@ class Openjpeg < Package
   homepage 'https://github.com/uclouvain/openjpeg/'
   version '2.1.2'
   source_url 'https://github.com/uclouvain/openjpeg/archive/v2.1.2.tar.gz'
-  source_sha1 'c8671e7f577fdc58abde1e1f32b10d372e6f9b07'
+  source_sha256 '4ce77b6ef538ef090d9bde1d5eeff8b3069ab56c4906f083475517c2c023dfa7'
 
   depends_on 'cmake'
 
diff --git a/packages/openldap.rb b/packages/openldap.rb
index 260da6d1ba..09d1d5ecdc 100644
--- a/packages/openldap.rb
+++ b/packages/openldap.rb
@@ -3,9 +3,9 @@ require 'package'
 class Openldap < Package
   description 'OpenLDAP Software is an open source implementation of the Lightweight Directory Access Protocol.'
   homepage 'http://www.openldap.org/'
-  version '2.4.44'
-  source_url 'ftp://ftp.openldap.org/pub/OpenLDAP/openldap-release/openldap-2.4.44.tgz'
-  source_sha1 '016a738d050a68d388602a74b5e991035cdba149'
+  version '2.4.45'
+  source_url 'ftp://ftp.openldap.org/pub/OpenLDAP/openldap-release/openldap-2.4.45.tgz'
+  source_sha256 'cdd6cffdebcd95161a73305ec13fc7a78e9707b46ca9f84fb897cd5626df3824'
 
   def self.build
     system "./configure --disable-slapd --prefix=/usr/local"
diff --git a/packages/openssh.rb b/packages/openssh.rb
index ad9ffc1224..0ab340bfbe 100644
--- a/packages/openssh.rb
+++ b/packages/openssh.rb
@@ -5,7 +5,7 @@ class Openssh < Package
   homepage 'https://www.openssh.com/'
   version '7.5'
   source_url 'https://github.com/openssh/openssh-portable/archive/V_7_5_P1.tar.gz'
-  source_sha1 '3c5d829be2d30ed80feef708231ec223cd37b264'
+  source_sha256 '00bfc71a4b8f58554892bae561ea0d7f4a462c6940c16c6c943822baa6ba4f84'
 
   depends_on 'buildessential'
   depends_on 'autoconf'
diff --git a/packages/openssl.rb b/packages/openssl.rb
index e9135a5ef3..44abd1c0b8 100644
--- a/packages/openssl.rb
+++ b/packages/openssl.rb
@@ -3,42 +3,47 @@ require 'package'
 class Openssl < Package
   description 'OpenSSL is an open source project that provides a robust, commercial-grade, and full-featured toolkit for the Transport Layer Security (TLS) and Secure Sockets Layer (SSL) protocols.'
   homepage 'https://www.openssl.org/'
-  version '1.0.2l'
-
+  version '1.0.2l-1'
   source_url 'https://github.com/openssl/openssl/archive/OpenSSL_1_0_2l.tar.gz'
-  source_sha1 '5bea0957b371627e8ebbee5bef221519e94d547c'
-  binary_url ({
-    aarch64: 'https://github.com/jam7/chromebrew/releases/download/binaries/openssl-1.0.2l-chromeos-armv7l.tar.xz',
-    armv7l:  'https://github.com/jam7/chromebrew/releases/download/binaries/openssl-1.0.2l-chromeos-armv7l.tar.xz',
-  })
-  binary_sha1 ({
-    aarch64: '4c9eb37df898e9495a8f53e3aa7f6058063fa8ce',
-    armv7l:  '4c9eb37df898e9495a8f53e3aa7f6058063fa8ce',
-  })
+  source_sha256 'a3d3a7c03c90ba370405b2d12791598addfcafb1a77ef483c02a317a56c08485'
 
   depends_on 'perl' => :build
+  depends_on 'bc' => :build             # required for `make test`
+  depends_on 'diffutils' => :build      # required for `make test`
   depends_on 'zlibpkg' => :build
 
   def self.build
     options="shared zlib-dynamic"
-    if `uname -m`.strip == 'aarch64'
-      options = options + " no-asm"
+
+    # Change default optimization level for armv7l from -O3 to -O2 because
+    # gcc-4.9.4 -O3 for armv7l cause `evp_test` problem like below.
+    #
+    #   Testing cipher CAMELLIA-256-OFB(decrypt)
+    #   Key
+    #   0000 60 3d eb 10 15 ca 71 be 2b 73 ae f0 85 7Decrypt failed
+    #   d 77 81
+    #   0010 1f 35 2c 07 3b 61 08 d7 2d 98 10 a3 09 14 df f4
+    #
+    system "sed -e '/linux-armv4/s/-O3/-O2/' -i Configure"
+
+    # Specify armv7 for aarch64 since Chrome OS aarch64 uses armv7 binaries as its userland.
+    case `uname -m`.strip
+    when "aarch64"
+      system "./Configure --prefix=/usr/local --openssldir=/etc/ssl #{options} linux-armv4 -march=armv7-a"
+    else
+      system "./config --prefix=/usr/local --openssldir=/etc/ssl #{options}"
     end
-    system "./config --prefix=/usr/local --openssldir=/etc/ssl #{options}"
     system "make"
-    system "find . -name '*.so' -print | xargs strip -S"
-    system "find . -name '*.so.*' -print | xargs strip -S"
   end
 
   def self.install
     system "make", "INSTALL_PREFIX=#{CREW_DEST_DIR}", "install"
-    system "strip", "#{CREW_DEST_DIR}/usr/local/bin/openssl"
     system "find #{CREW_DEST_DIR}/usr/local -name 'lib*.a' -print | xargs rm"
 
     # move man to /usr/local/man
     system "mv", "#{CREW_DEST_DIR}/etc/ssl/man", "#{CREW_DEST_DIR}/usr/local/man"
 
-    # remove all files pretended to install /etc/ssl (use system's /etc/ssl as is)
+    # remove all files under /etc/ssl (use system's /etc/ssl as is)
     system "rm", "-rf", "#{CREW_DEST_DIR}/etc"
   end
 
diff --git a/packages/optipng.rb b/packages/optipng.rb
index d80b55f991..e3443ca310 100644
--- a/packages/optipng.rb
+++ b/packages/optipng.rb
@@ -5,8 +5,8 @@ class Optipng < Package
   homepage 'http://optipng.sourceforge.net/'
   version '0.7.6-1'
   source_url 'http://prdownloads.sourceforge.net/optipng/optipng-0.7.6.tar.gz'
-  source_sha1 '3b3e31430e735589470c4af204354d38823f4989'
-  
+  source_sha256 '4870631fcbd3825605f00a168b8debf44ea1cda8ef98a73e5411eee97199be80'
+
   depends_on 'libpng'
   depends_on 'zlibpkg'
 
@@ -16,6 +16,6 @@ class Optipng < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/p11kit.rb b/packages/p11kit.rb
index 1eb1ef0b6a..dd16f3d490 100644
--- a/packages/p11kit.rb
+++ b/packages/p11kit.rb
@@ -5,7 +5,7 @@ class P11kit < Package
   homepage 'https://p11-glue.freedesktop.org/p11-kit.html'
   version '0.23.2-1'
   source_url 'https://p11-glue.freedesktop.org/releases/p11-kit-0.23.2.tar.gz'
-  source_sha1 '4da0d7b47935b6cb0f321dd00358b063ae42df71'
+  source_sha256 'ba726ea8303c97467a33fca50ee79b7b35212964be808ecf9b145e9042fdfaf0'
 
   depends_on 'diffutils' => :build
   depends_on 'libffi'
diff --git a/packages/p7zip.rb b/packages/p7zip.rb
index e742e72f9c..b4c674987d 100644
--- a/packages/p7zip.rb
+++ b/packages/p7zip.rb
@@ -5,7 +5,7 @@ class P7zip < Package
   homepage 'http://p7zip.sourceforge.net/'
   version '16.02'
   source_url 'http://downloads.sourceforge.net/p7zip/p7zip_16.02_src_all.tar.bz2'
-  source_sha1 'e8819907132811aa1afe5ef296181d3a15cc8f22'
+  source_sha256 '5eb20ac0e2944f6cb9c2d51dd6c4518941c185347d4089ea89087ffdd6e2341f'
 
   def self.build
     system "cp", "makefile.linux_any_cpu", "makefile.machine"
@@ -13,6 +13,6 @@ class P7zip < Package
   end
 
   def self.install
-    system "make", "DEST_DIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DEST_DIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/pacparser.rb b/packages/pacparser.rb
index 74c6ccc1a1..b98cbed995 100644
--- a/packages/pacparser.rb
+++ b/packages/pacparser.rb
@@ -5,7 +5,7 @@ class Pacparser < Package
   homepage 'http://pacparser.manugarg.com/'
   version '1.3.7'
   source_url 'https://github.com/pacparser/pacparser/archive/1.3.7.tar.gz'
-  source_sha1 'bb06b1a0eaeb882877c5afa45cb00b540ee57f5f'
+  source_sha256 '575c5d8096b4c842b2af852bbb8bcfde96170b28b49f33249dbe2057a8beea13'
 
   def self.build
     system "make -C src"
diff --git a/packages/pagemon.rb b/packages/pagemon.rb
index cfb2228d1d..b4812064f9 100644
--- a/packages/pagemon.rb
+++ b/packages/pagemon.rb
@@ -5,9 +5,9 @@ class Pagemon < Package
   homepage 'http://kernel.ubuntu.com/~cking/pagemon/'
   version '0.01.10'
   source_url 'http://kernel.ubuntu.com/~cking/tarballs/pagemon/pagemon-0.01.10.tar.gz'
-  source_sha1 'bc0b4c6db0e1551711e90ffa99162cbbe6217056'
+  source_sha256 '82c240b44b7000fc57355b366bfe28a47a4da857ddaea0ee0ade9d3eae037f54'
 
-  depends_on "ncurses"
+  depends_on 'ncurses'
 
   def self.build
     system "sed -i 's,/usr,/usr/local,g' Makefile"
diff --git a/packages/pango.rb b/packages/pango.rb
index c945d06b4a..69745d79db 100644
--- a/packages/pango.rb
+++ b/packages/pango.rb
@@ -3,14 +3,13 @@ require 'package'
 class Pango < Package
   description 'Pango is a library for laying out and rendering of text, with an emphasis on internationalization.'
   homepage 'http://www.pango.org/'
-  version '1.40.0'
-  source_url 'https://ftp.gnome.org/pub/gnome/sources/pango/1.40/pango-1.40.0.tar.xz'
-  source_sha1 '5e1394f2c063747593cb8157ebd953103b8000d2'
+  version '1.40.9'
+  source_url 'https://ftp.gnome.org/pub/gnome/sources/pango/1.40/pango-1.40.9.tar.xz'
+  source_sha256 '9faea6535312fe4436b93047cf7a04af544eb52a079179bd3a33821aacce7e16'
 
-  depends_on 'freetype'
-  depends_on 'fontconfig'
   depends_on 'harfbuzz'
   depends_on 'cairo'
+  depends_on 'glib'
 
   def self.build
     system "./configure"
diff --git a/packages/parallel.rb b/packages/parallel.rb
new file mode 100644
index 0000000000..52c83e4cbb
--- /dev/null
+++ b/packages/parallel.rb
@@ -0,0 +1,11 @@
+require 'package'
+
+class Parallel < Package
+  description 'Run multiple programs simultaneously.'
+  homepage 'https://joeyh.name/code/moreutils/'
+  version '0.60'
+
+  is_fake
+
+  depends_on 'moreutils'
+end
diff --git a/packages/patch.rb b/packages/patch.rb
index 38563e2037..0b11e338cf 100644
--- a/packages/patch.rb
+++ b/packages/patch.rb
@@ -5,7 +5,7 @@ class Patch < Package
   homepage 'http://savannah.gnu.org/projects/patch/'
   version '2.7.5'
   source_url 'https://ftp.gnu.org/gnu/patch/patch-2.7.5.tar.xz'
-  source_sha1 '8fd8f8f8ba640d871bce1bd33c7fd5e2ebe03a1e'
+  source_sha256 'fd95153655d6b95567e623843a0e77b81612d502ecf78a489a4aed7867caa299'
 
   def self.build
     system './configure --prefix=/usr/local'
@@ -13,7 +13,7 @@ class Patch < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/patchelf.rb b/packages/patchelf.rb
index 5a81ca3c2d..22ce07785d 100644
--- a/packages/patchelf.rb
+++ b/packages/patchelf.rb
@@ -5,7 +5,7 @@ class Patchelf < Package
   homepage 'http://nixos.org/patchelf.html'
   version '0.8-2'
   source_url 'http://nixos.org/releases/patchelf/patchelf-0.8/patchelf-0.8.tar.bz2'
-  source_sha1 'd0645e9cee6f8e583ae927311c7ce88d29f416fc'
+  source_sha256 'c99f84d124347340c36707089ec8f70530abd56e7827c54d506eb4cc097a17e7'
 
   def self.build
     system "./configure", "prefix=/usr/local"
diff --git a/packages/patchutils.rb b/packages/patchutils.rb
index a5d25f6fae..4e840b4cc1 100644
--- a/packages/patchutils.rb
+++ b/packages/patchutils.rb
@@ -5,7 +5,7 @@ class Patchutils < Package
   homepage 'http://cyberelk.net/tim/patchutils/'
   version '0.3.4'
   source_url 'http://cyberelk.net/tim/data/patchutils/stable/patchutils-0.3.4.tar.xz'
-  source_sha1 'b1d91eb1e2213450eae666a4701b3f917625dea3'
+  source_sha256 'cf55d4db83ead41188f5b6be16f60f6b76a87d5db1c42f5459d596e81dabe876'
 
   def self.build
     system './configure --prefix=/usr/local'
diff --git a/packages/pciutils.rb b/packages/pciutils.rb
index 227938e7de..b8011b0c08 100644
--- a/packages/pciutils.rb
+++ b/packages/pciutils.rb
@@ -5,7 +5,7 @@ class Pciutils < Package
   homepage 'http://mj.ucw.cz/sw/pciutils/'
   version '3.5.2'
   source_url 'https://www.kernel.org/pub/software/utils/pciutils/pciutils-3.5.2.tar.xz'
-  source_sha1 '29d9a75ce2a2d92721b6e92c7c89236b4c91041f'
+  source_sha256 '3a99141a9f40528d0a0035665a06dc37ddb1ae341658e51b50a76ecf86235efc'
 
   def self.build
     system "make", "PREFIX=/usr/local", "SHARED=yes"
diff --git a/packages/pcre.rb b/packages/pcre.rb
index f6e5b1965a..e17a89e125 100644
--- a/packages/pcre.rb
+++ b/packages/pcre.rb
@@ -3,18 +3,17 @@ require 'package'
 class Pcre < Package
   description 'The PCRE library is a set of functions that implement regular expression pattern matching using the same syntax and semantics as Perl 5.'
   homepage 'http://pcre.org/'
-  version '8.40'
-  source_url 'https://ftp.pcre.org/pub/pcre/pcre-8.40.tar.bz2'
-  source_sha1 '12f338719b8b028a2eecbf9192fcc00a13fc04f6'
-  
+  version '8.41'
+  source_url 'https://ftp.pcre.org/pub/pcre/pcre-8.41.tar.bz2'
+  source_sha256 'e62c7eac5ae7c0e7286db61ff82912e1c0b7a0c13706616e94a7dd729321b530'
+
   def self.build
-    system "./configure", "--enable-shared", "--disable-static", "--with-pic", "--enable-utf"
+    system "./configure", "--libdir=#{CREW_LIB_PREFIX}", "--enable-shared", "--disable-static", "--with-pic", "--enable-utf"
     system "make"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
-    system "strip -S #{CREW_DEST_DIR}/usr/local/lib/lib*.so.*"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/perl.rb b/packages/perl.rb
index f1c1d5e394..2f134c60c3 100644
--- a/packages/perl.rb
+++ b/packages/perl.rb
@@ -5,20 +5,23 @@ class Perl < Package
   homepage 'https://www.perl.org/'
   version '5.24.1-1'
   source_url 'http://www.cpan.org/src/5.0/perl-5.24.1.tar.gz'
-  source_sha1 '19b218bbc3a63a8408ed56b93928fd9a4c1b5c83'
+  source_sha256 'e6c185c9b09bdb3f1b13f678999050c639859a7ef39c8cad418448075f5918af'
 
   depends_on 'patch' => :build
 
   def self.build
     # Use system zlib and bzip2
     # Create shared library
-    system "BUILD_ZLIB=False BUILD_BZIP2=0 ./Configure -de -Duseshrplib"
+    # Install manual files into /usr/local/share/man/man* even if groff is not installed.
+    system "BUILD_ZLIB=False BUILD_BZIP2=0 ./Configure -de -Duseshrplib -Dman1dir=#{CREW_PREFIX}/share/man/man1 -Dman3dir=#{CREW_PREFIX}/share/man/man3"
     system "make"
-    system "find . -name '*.so' -print | xargs strip -S"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+    system "sudo curl -o /usr/local/bin/cpanm https://cpanmin.us"
+    system "sudo chmod +x /usr/local/bin/cpanm"
+    system "sudo chown chronos /usr/local/bin/cpanm"
   end
 
   def self.check
diff --git a/packages/perl_locale_messages.rb b/packages/perl_locale_messages.rb
new file mode 100644
index 0000000000..a7174b6c43
--- /dev/null
+++ b/packages/perl_locale_messages.rb
@@ -0,0 +1,32 @@
+require 'package'
+
+class Perl_locale_messages < Package
+  description 'Perl Locale::Messages - Gettext Like Message Retrieval.'
+  homepage 'https://metacpan.org/pod/Locale::Messages'
+  version '1.27'
+  source_url 'https://cpan.metacpan.org/authors/id/G/GU/GUIDO/libintl-perl-1.27.tar.gz'
+  source_sha256 '46de373e84e8a178353990b87eeacf9ef4f5c72650248eb20ed9772a65817c6a'
+
+  depends_on 'perl'
+
+  def self.build
+  end
+
+  def self.install
+    # install files to build directory
+    system 'cpanm', '-l', "build", '--self-contained', '.'
+
+    # install lib
+    libdir = `perl -e 'require Config; print $Config::Config{'"'installsitelib'"'};'`
+    system "mkdir -p #{CREW_DEST_DIR}#{libdir}"
+    system "(cd build/lib/perl5; tar cf - .) | (cd #{CREW_DEST_DIR}#{libdir}; tar xfp -)"
+
+    # install man
+    mandir = "#{CREW_PREFIX}/share/man"
+    system "mkdir -p #{CREW_DEST_DIR}#{mandir}"
+    system "(cd build/man; tar cf - .) | (cd #{CREW_DEST_DIR}#{mandir}; tar xfp -)"
+  end
+
+  def self.check
+  end
+end
diff --git a/packages/perl_text_unidecode.rb b/packages/perl_text_unidecode.rb
new file mode 100644
index 0000000000..ea42e3a784
--- /dev/null
+++ b/packages/perl_text_unidecode.rb
@@ -0,0 +1,32 @@
+require 'package'
+
+class Perl_text_unidecode < Package
+  description 'Perl Text::Unidecode -- plain ASCII transliterations of Unicode text.'
+  homepage 'https://metacpan.org/pod/Text::Unidecode'
+  version '1.30'
+  source_url 'https://cpan.metacpan.org/authors/id/S/SB/SBURKE/Text-Unidecode-1.30.tar.gz'
+  source_sha256 '6c24f14ddc1d20e26161c207b73ca184eed2ef57f08b5fb2ee196e6e2e88b1c6'
+
+  depends_on 'perl'
+
+  def self.build
+  end
+
+  def self.install
+    # install files to build directory
+    system 'cpanm', '-l', "build", '--self-contained', '.'
+
+    # install lib
+    libdir = `perl -e 'require Config; print $Config::Config{'"'installsitelib'"'};'`
+    system "mkdir -p #{CREW_DEST_DIR}#{libdir}"
+    system "(cd build/lib/perl5; tar cf - .) | (cd #{CREW_DEST_DIR}#{libdir}; tar xfp -)"
+
+    # install man
+    mandir = "#{CREW_PREFIX}/share/man"
+    system "mkdir -p #{CREW_DEST_DIR}#{mandir}"
+    system "(cd build/man; tar cf - .) | (cd #{CREW_DEST_DIR}#{mandir}; tar xfp -)"
+  end
+
+  def self.check
+  end
+end
diff --git a/packages/perl_unicode_eastasianwidth.rb b/packages/perl_unicode_eastasianwidth.rb
new file mode 100644
index 0000000000..1a79aa63a6
--- /dev/null
+++ b/packages/perl_unicode_eastasianwidth.rb
@@ -0,0 +1,32 @@
+require 'package'
+
+class Perl_unicode_eastasianwidth < Package
+  description 'Perl Unicode::EastAsianWidth - East Asian Width properties.'
+  homepage 'https://metacpan.org/pod/Unicode::EastAsianWidth'
+  version '1.33'
+  source_url 'https://cpan.metacpan.org/authors/id/A/AU/AUDREYT/Unicode-EastAsianWidth-1.33.tar.gz'
+  source_sha256 '41c9f0b50c45dd806a97de73f9fe93516b6c63255e2a5174e5fb2d89635c7797'
+
+  depends_on 'perl'
+
+  def self.build
+  end
+
+  def self.install
+    # install files to build directory
+    system 'cpanm', '-l', "build", '--self-contained', '.'
+
+    # install lib
+    libdir = `perl -e 'require Config; print $Config::Config{'"'installsitelib'"'};'`
+    system "mkdir -p #{CREW_DEST_DIR}#{libdir}"
+    system "(cd build/lib/perl5; tar cf - .) | (cd #{CREW_DEST_DIR}#{libdir}; tar xfp -)"
+
+    # install man
+    mandir = "#{CREW_PREFIX}/share/man"
+    system "mkdir -p #{CREW_DEST_DIR}#{mandir}"
+    system "(cd build/man; tar cf - .) | (cd #{CREW_DEST_DIR}#{mandir}; tar xfp -)"
+  end
+
+  def self.check
+  end
+end
diff --git a/packages/pexec.rb b/packages/pexec.rb
new file mode 100644
index 0000000000..9304b33730
--- /dev/null
+++ b/packages/pexec.rb
@@ -0,0 +1,21 @@
+require 'package'
+
+class Pexec < Package
+  description 'The main purpose of the program pexec is to execute the given command or shell script (e.g. parsed by /bin/sh) in parallel on the local host or on remote hosts, while some of the execution parameters, namely the redirected standard input, output or error and environmental variables can be varied.'
+  homepage 'https://www.gnu.org/software/pexec/'
+  version '1.0rc8'
+  source_url 'https://ftp.gnu.org/gnu/pexec/pexec-1.0rc8.tar.gz'
+  source_sha256 'a968e4774eef80b8b1de3c10e6c0ad2ebeeb732b10e438596f110aa6aaf94a64'
+
+  depends_on 'groff'
+  depends_on 'help2man'
+
+  def self.build
+    system './configure'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/php5.rb b/packages/php5.rb
index b600444d91..c43f685456 100644
--- a/packages/php5.rb
+++ b/packages/php5.rb
@@ -3,9 +3,9 @@ require 'package'
 class Php5 < Package
   description 'PHP is a popular general-purpose scripting language that is especially suited to web development.'
   homepage 'http://www.php.net/'
-  version '5.6.30'
-  source_url 'http://php.net/distributions/php-5.6.30.tar.xz'
-  source_sha1 '1bca4a340e6aaf82a3e940b0f2de3f36518238e4'
+  version '5.6.31'
+  source_url 'http://php.net/distributions/php-5.6.31.tar.xz'
+  source_sha256 'c464af61240a9b7729fabe0314cdbdd5a000a4f0c9bd201f89f8628732fe4ae4'
 
   depends_on 'pkgconfig'
   depends_on 'zlibpkg'
diff --git a/packages/php7.rb b/packages/php7.rb
index 5c2044c6a4..4402bbf5af 100644
--- a/packages/php7.rb
+++ b/packages/php7.rb
@@ -3,9 +3,9 @@ require 'package'
 class Php7 < Package
   description 'PHP is a popular general-purpose scripting language that is especially suited to web development.'
   homepage 'http://www.php.net/'
-  version '7.1.6'
-  source_url 'http://php.net/distributions/php-7.1.6.tar.xz'
-  source_sha1 '0e4a6825d2d75d3deec99d247d04a7bbaf69bf0e'
+  version '7.1.8'
+  source_url 'https://php.net/distributions/php-7.1.8.tar.xz'
+  source_sha256 '8943858738604acb33ecedb865d6c4051eeffe4e2d06f3a3c8f794daccaa2aab'
 
   depends_on 'pkgconfig'
   depends_on 'zlibpkg'
diff --git a/packages/pixman.rb b/packages/pixman.rb
index f47c15b519..87d5e41aa4 100644
--- a/packages/pixman.rb
+++ b/packages/pixman.rb
@@ -5,7 +5,7 @@ class Pixman < Package
   homepage 'http://www.pixman.org/'
   version '0.34.0'
   source_url 'https://www.cairographics.org/releases/pixman-0.34.0.tar.gz'
-  source_sha1 'a1b1683c1a55acce9d928fea1ab6ceb79142ddc7'
+  source_sha256 '21b6b249b51c6800dc9553b65106e1e37d0e25df942c90531d4c3997aa20a88e'
 
   def self.build
     system "./configure"
diff --git a/packages/pkgconfig.rb b/packages/pkgconfig.rb
index 1381f6be0d..c06df98434 100644
--- a/packages/pkgconfig.rb
+++ b/packages/pkgconfig.rb
@@ -5,7 +5,7 @@ class Pkgconfig < Package
   homepage 'https://www.freedesktop.org/wiki/Software/pkg-config/'
   version '0.29.2'
   source_url 'http://pkgconfig.freedesktop.org/releases/pkg-config-0.29.2.tar.gz'
-  source_sha1 '76e501663b29cb7580245720edfb6106164fad2b'
+  source_sha256 '6fc69c01688c9458a57eb9a1664c9aba372ccda420a02bf4429fe610e7e7d591'
 
   # It is not possible to write buildessential here since it causes dependency loop.
   #   depends_on 'buildessential'
@@ -21,7 +21,7 @@ class Pkgconfig < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/platformsh.rb b/packages/platformsh.rb
new file mode 100644
index 0000000000..7c3e278a5d
--- /dev/null
+++ b/packages/platformsh.rb
@@ -0,0 +1,19 @@
+require 'package'
+
+class Platformsh < Package
+  description 'The unified tool for managing your Platform.sh services from the command line.'
+  homepage 'https://docs.platform.sh/overview/cli.html'
+  version '3.19.0'
+  source_url 'https://github.com/platformsh/platformsh-cli/archive/v3.19.0.tar.gz'
+  source_sha256 'c8f79f2141bdf5f6bed11376da773f9d90e8b3ddc059a1159cf11a0929aa6aff'
+
+  depends_on 'php7' unless File.exists? '/usr/local/bin/php'
+
+  def self.install
+    system "wget https://github.com/platformsh/platformsh-cli/releases/download/v3.19.0/platform.phar"
+    abort 'Checksum mismatch. :/ Try again.'.lightred unless Digest::SHA256.hexdigest( File.read('platform.phar') ) == 'ca4080182458fb18244bf8d93a36695146a737eb5acd35be56d65161af5a0dd7'
+    system "chmod +x platform.phar"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "cp platform.phar #{CREW_DEST_DIR}/usr/local/bin/platform"
+  end
+end
diff --git a/packages/postgres.rb b/packages/postgres.rb
index 7d915a5dd3..08f6fcddce 100644
--- a/packages/postgres.rb
+++ b/packages/postgres.rb
@@ -5,9 +5,11 @@ class Postgres < Package
   homepage 'https://www.postgresql.org/'
   version '9.5.0'
   source_url 'https://ftp.postgresql.org/pub/source/v9.5.0/postgresql-9.5.0.tar.bz2'
-  source_sha1 '930afeb713b81778f29d32e7bf18fd08ce2aa8f9'
+  source_sha256 'f1c0d3a1a8aa8c92738cab0153fbfffcc4d4158b3fee84f7aa6bfea8283978bc'
 
   depends_on 'buildessential'
+  depends_on 'readline'
+  depends_on 'zlibpkg'
 
   def self.build
     system "./configure"
diff --git a/packages/powerline_fonts.rb b/packages/powerline_fonts.rb
index 115f1af8e4..2191c562f0 100644
--- a/packages/powerline_fonts.rb
+++ b/packages/powerline_fonts.rb
@@ -5,13 +5,13 @@ class Powerline_fonts < Package
   homepage 'https://github.com/powerline/fonts'
   version '1.1'
   source_url 'https://codeload.github.com/powerline/fonts/tar.gz/2015-12-04?dummy=/'
-  source_sha1 '4ffe9a28b842ba4ef052b3ffa8cc58db1dbecc64'
+  source_sha256 '3a0b73abca6334b5e6bddefab67f6eb1b2fac1231817d95fc79126c8998c4844'
 
   def self.install
     fonts = "#{CREW_DEST_DIR}/usr/local/share/fonts"
     FileUtils.mkdir_p(fonts)
 
-    Dir.glob('*').each do |f| 
+    Dir.glob('*').each do |f|
       FileUtils.mv(f, fonts) unless ["README.rst", "install.sh"].include? f
     end
 
@@ -28,7 +28,7 @@ class Powerline_fonts < Package
 
       puts "\nFonts will be available after restart or chrome:inducebrowsercrashforrealz"
       puts "To change the font in crosh, enable developer tools in extensions and execute:"
-      puts "\tterm_.prefs_.set(\"font-family\", \"DejaVu Sans Mono for Powerline\")" 
+      puts "\tterm_.prefs_.set(\"font-family\", \"DejaVu Sans Mono for Powerline\")"
       puts "in the Javascript Console to change the font to DejaVu Sans Mono, for example\n\n"
     end
   end
diff --git a/packages/powerstat.rb b/packages/powerstat.rb
index bbfbf8b18f..9595243a99 100644
--- a/packages/powerstat.rb
+++ b/packages/powerstat.rb
@@ -5,7 +5,7 @@ class Powerstat < Package
   homepage 'http://kernel.ubuntu.com/~cking/powerstat/'
   version '0.02.11'
   source_url 'http://kernel.ubuntu.com/~cking/tarballs/powerstat/powerstat-0.02.11.tar.gz'
-  source_sha1 '729c5f8f4509ab13134278c8afe04cf2244d928c'
+  source_sha256 'a274a7762c44695129434bab2ff10a23575ecb0c1199eb6e424e1324c61a2d46'
 
   def self.build
     system "sed -i 's,/usr,/usr/local,g' Makefile"
diff --git a/packages/presentproto.rb b/packages/presentproto.rb
new file mode 100644
index 0000000000..3fbed41449
--- /dev/null
+++ b/packages/presentproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Presentproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '1.1'
+  source_url 'https://www.x.org/archive/individual/proto/presentproto-1.1.tar.gz'
+  source_sha256 '114252e97afb4dfae8b31e6b0d5e24e4babda26b364e2be57abc2f3c30248b87'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/printproto.rb b/packages/printproto.rb
new file mode 100644
index 0000000000..878cf7ee36
--- /dev/null
+++ b/packages/printproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Printproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '1.0.5'
+  source_url 'https://www.x.org/archive/individual/proto/printproto-1.0.5.tar.gz'
+  source_sha256 'e8b6f405fd865f0ea7a3a2908dfbf06622f57f2f91359ec65d13b955e49843fc'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/proj4.rb b/packages/proj4.rb
index 953f91f29f..a9ecfcfa17 100644
--- a/packages/proj4.rb
+++ b/packages/proj4.rb
@@ -3,13 +3,13 @@ require 'package'
 class Proj4 < Package
   description 'proj.4 is a standard Unix filter function which converts geographic longitude and latitude coordinates into cartesian coordinates (and vice versa), and it is a C API for software developers to include coordinate transformation in their own software.'
   homepage 'http://proj4.org/'
-  version '4.9.1-1'
-  source_url 'http://download.osgeo.org/proj/proj-4.9.1.tar.gz'
-  source_sha1 '0bc63a41f1bdcff600d076c056f796007abf3f2f'
+  version '4.9.3'
+  source_url 'http://download.osgeo.org/proj/proj-4.9.3.tar.gz'
+  source_sha256 '6984542fea333488de5c82eea58d699e4aff4b359200a9971537cd7e047185f7'
 
   def self.build
-    system "./configure CFLAGS=\" -fPIC\""
-    system "make"
+    system './configure CFLAGS=" -fPIC"'
+    system 'make'
   end
 
   def self.install
diff --git a/packages/protobuf.rb b/packages/protobuf.rb
index bb646824fe..0de5050c44 100644
--- a/packages/protobuf.rb
+++ b/packages/protobuf.rb
@@ -3,21 +3,24 @@ require 'package'
 class Protobuf < Package
   description 'Protocol buffers are a language-neutral, platform-neutral extensible mechanism for serializing structured data.'
   homepage 'https://developers.google.com/protocol-buffers/'
-  version '3.3.0'
+  version '3.3.0-1'
   source_url 'https://github.com/google/protobuf/archive/v3.3.0.tar.gz'
-  source_sha1 '34bcb26fe1eff098224c93b9176fb2400f1f2a84'
+  source_sha256 '94c414775f275d876e5e0e4a276527d155ab2d0da45eed6b7734301c330be36e'
 
   depends_on 'automake'
   depends_on 'libtool'
 
   def self.build
     system './autogen.sh'
-    system './configure --prefix=/usr/local'
+    system "./configure --prefix=/usr/local --libdir=#{CREW_LIB_PREFIX}"
     system 'make'
-    system 'make check'
   end
 
   def self.install
-    system 'make install'
+    system "make DESTDIR=#{CREW_DEST_DIR} install"
+  end
+
+  def self.check
+    system 'make check'
   end
 end
diff --git a/packages/pthread_stubs.rb b/packages/pthread_stubs.rb
new file mode 100644
index 0000000000..54c9fe0037
--- /dev/null
+++ b/packages/pthread_stubs.rb
@@ -0,0 +1,18 @@
+require 'package'
+
+class Pthread_stubs < Package
+  description 'pthread stubs to get libX11 working'
+  homepage 'https://x.org'
+  version '0.1'
+  source_url 'https://www.x.org/archive/individual/lib/libpthread-stubs-0.1.tar.gz'
+  source_sha256 'f8f7ca635fa54bcaef372fd5fd9028f394992a743d73453088fcadc1dbf3a704'
+
+  def self.build
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/putty.rb b/packages/putty.rb
new file mode 100644
index 0000000000..0080467b73
--- /dev/null
+++ b/packages/putty.rb
@@ -0,0 +1,18 @@
+require 'package'
+
+class Putty < Package
+  description 'Free Telnet, SSH, and Rlogin clients plus a terminal emulator'
+  homepage 'https://www.chiark.greenend.org.uk/~sgtatham/putty/'
+  version '0.70'
+  source_url 'https://the.earth.li/~sgtatham/putty/latest/putty-0.70.tar.gz'
+  source_sha256 'bb8aa49d6e96c5a8e18a057f3150a1695ed99a24eef699e783651d1f24e7b0be'
+
+  def self.build
+    system './configure --without-gtk'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/pv.rb b/packages/pv.rb
index 3291dfe2b6..36e029637c 100644
--- a/packages/pv.rb
+++ b/packages/pv.rb
@@ -5,7 +5,7 @@ class Pv < Package
   homepage 'http://www.ivarch.com/programs/pv.shtml'
   version '1.6.0'
   source_url 'http://www.ivarch.com/programs/sources/pv-1.6.0.tar.gz'
-  source_sha1 '395ce62f4f3e035b86c77038f04b96c5aa233595'
+  source_sha256 '9dd45391806b0ed215abee4c5ac1597d018c386fe9c1f5afd2f6bc3b07fd82c3'
 
   def self.build
     system "./configure"
diff --git a/packages/pwgen.rb b/packages/pwgen.rb
index 3463c409fc..455c92ad1e 100644
--- a/packages/pwgen.rb
+++ b/packages/pwgen.rb
@@ -5,7 +5,7 @@ class Pwgen < Package
   homepage 'https://sourceforge.net/projects/pwgen/'
   version '2.07'
   source_url 'https://pilotfiber.dl.sourceforge.net/project/pwgen/pwgen/2.07/pwgen-2.07.tar.gz'
-  source_sha1 '51180f9cd5530d79eea18b2443780dec4ec5ea43'
+  source_sha256 'eb74593f58296c21c71cd07933e070492e9222b79cedf81d1a02ce09c0e11556'
 
   def self.build
     system "./configure --prefix=/usr/local"
@@ -13,6 +13,6 @@ class Pwgen < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/python.rb b/packages/python.rb
deleted file mode 100644
index fccbc84f3d..0000000000
--- a/packages/python.rb
+++ /dev/null
@@ -1,19 +0,0 @@
-require 'package'
-
-class Python < Package
-  description 'Python is a programming language that lets you work quickly and integrate systems more effectively.'
-  homepage 'https://www.python.org/'
-  version '3.3.2'
-  binary_url ({
-    aarch64: 'https://dl.dropboxusercontent.com/s/xsu18iggr51ewqh/python-3.3.2-chromeos-armv7l.tar.xz',
-    armv7l:  'https://dl.dropboxusercontent.com/s/xsu18iggr51ewqh/python-3.3.2-chromeos-armv7l.tar.xz',
-    i686:    'https://dl.dropboxusercontent.com/s/mxgfmq992hhiawk/python-3.3.2-chromeos-i686.tar.gz?token_hash=AAFA2YzFp293uyV3zYfP70iwCk8oH9HCLKMTrK0dtMU8GQ&dl=1',
-    x86_64:  'https://dl.dropboxusercontent.com/s/r1zvmza51hrr87q/python-3.3.2-chromeos-x86_64.tar.gz?token_hash=AAHIdz6pWcOrfty7C8ACuRcLDq0d0ERYs0jCgOPLn5USUQ&dl=1',
-  })
-  binary_sha1 ({
-    aarch64: 'b32ee2db9c14d7e2d1df6d43836312521a3ece91',
-    armv7l:  'b32ee2db9c14d7e2d1df6d43836312521a3ece91',
-    i686:    'a985a4bba243b4fa701db302dc2fa554aef76f1c',
-    x86_64:  'fbfe0946c2f9191bd6110705994d459e373a8b09',
-  })
-end
diff --git a/packages/python27.rb b/packages/python27.rb
index c5338fdf3b..341b3665e3 100644
--- a/packages/python27.rb
+++ b/packages/python27.rb
@@ -5,33 +5,34 @@ class Python27 < Package
   homepage 'https://www.python.org/'
   version '2.7.13-2'
   source_url 'https://www.python.org/ftp/python/2.7.13/Python-2.7.13.tar.xz'
-  source_sha1 '18a8f30a0356c751b8d0ea6f76e764cab13ee046'
+  source_sha256 '35d543986882f78261f97787fd3e06274bfa6df29fac9b4a94f73930ff98f731'
 
   depends_on 'bz2' => :build
   depends_on 'ncurses'
   depends_on 'openssl' => :build
   depends_on 'sqlite' => :build
   depends_on 'gdbm' => :build
+  depends_on 'zlibpkg'
 
   def self.build
-    system "./configure", "CPPFLAGS=-I/usr/local/include/ncurses -I/usr/local/include/ncursesw", "--with-ensurepip=install", "--enable-shared"
+    # python requires to use /usr/local/lib, so leave as is but specify -rpath
+    system "./configure", "CPPFLAGS=-I/usr/local/include/ncurses -I/usr/local/include/ncursesw",
+        "LDFLAGS=-Wl,-rpath,#{CREW_PREFIX}/lib",
+        "--with-ensurepip=install", "--enable-shared"
     system "make"
-
-    # strip debug symbols from library
-    system "find . -name '*.so' -print | xargs strip -S" #unless @@debug_symbol
   end
 
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
 
-    # strip binary
-    system "strip", "#{CREW_DEST_DIR}/usr/local/bin/python2" #unless @@debug_symbol
-
     # remove static library
-    system "find #{CREW_DEST_DIR}/usr/local -name 'libpython*.a' -print | xargs rm"
+    system "find #{CREW_DEST_DIR}/usr/local -name 'libpython*.a' -print | xargs -r rm"
 
-    # remove cache (byte-code) files from install package
-    system "find #{CREW_DEST_DIR}/usr/local -name '*.pyc' -o -name '*.pyo' | xargs rm"
+    # create symbolic links in lib64 for other applications which use libpython
+    unless Dir.exist? "#{CREW_DEST_DIR}#{CREW_LIB_PREFIX}"
+      system "mkdir -p #{CREW_DEST_DIR}#{CREW_LIB_PREFIX}"
+      system "cd #{CREW_DEST_DIR}#{CREW_LIB_PREFIX}; ln -s ../lib/libpython*.so* ."
+    end
   end
 
   def self.check
diff --git a/packages/python3.rb b/packages/python3.rb
index c4deece264..7660e80605 100644
--- a/packages/python3.rb
+++ b/packages/python3.rb
@@ -5,18 +5,58 @@ class Python3 < Package
   homepage 'https://www.python.org/'
   version '3.6.0'
   source_url 'https://www.python.org/ftp/python/3.6.0/Python-3.6.0.tgz'
-  source_sha1 '120d536ee14a3153fc2435838c0f27c2e25cd29c'
+  source_sha256 'aa472515800d25a3739833f76ca3735d9f4b2fe77c3cb21f69275e0cce30cb2b'
 
-  depends_on 'bz2'
+  depends_on 'bz2' => :build
+  depends_on 'xzutils' => :build
   depends_on 'ncurses'
-  depends_on 'openssl'
+  depends_on 'openssl' => :build
+  depends_on 'sqlite' => :build
+  depends_on 'zlibpkg'
 
   def self.build
-    system "./configure --prefix=/usr/local CPPFLAGS=\"-I/usr/local/include -I/usr/local/include/ncurses\" LDFLAGS=\"-L/usr/local/lib\" CFLAGS=\" -fPIC\""
+    # python requires to use /usr/local/lib, so leave as is but specify -rpath
+    system "./configure", "CPPFLAGS=-I/usr/local/include/ncurses -I/usr/local/include/ncursesw",
+      "LDFLAGS=-Wl,-rpath,#{CREW_PREFIX}/lib",
+      "--with-ensurepip=install", "--enable-shared"
     system "make"
   end
 
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+
+    # remove static library
+    system "find #{CREW_DEST_DIR}/usr/local -name 'libpython*.a' -print | xargs -r rm"
+
+    # create symbolic links in lib64 for other applications which use libpython
+    unless Dir.exist? "#{CREW_DEST_DIR}#{CREW_LIB_PREFIX}"
+      system "mkdir -p #{CREW_DEST_DIR}#{CREW_LIB_PREFIX}"
+      system "cd #{CREW_DEST_DIR}#{CREW_LIB_PREFIX}; ln -s ../lib/libpython*.so* ."
+    end
+  end
+
+  def self.check
+    # Chromebook doesn't allow SIGHUP, so disable SIGHUP test
+    system "sed", "-i", "Lib/test/test_asyncio/test_events.py", "-e", "/Don't have SIGHUP/s/win32/linux/"
+    system "sed", "-i", "Lib/test/test_asyncio/test_subprocess.py", "-e", "/Don't have SIGHUP/s/win32/linux/"
+
+    # Chromebook returns EINVAL for F_NOTIFY DN_MULTISHOT, so disable test_fcntl_64_bit
+    system "sed", "-i", "Lib/test/test_fcntl.py", "-e", '/ARM Linux returns EINVAL for F_NOTIFY DN_MULTISHOT/s/$/\
+    @unittest.skipIf(platform.system() == '"'Linux'"', "Chromeos returns EINVAL for F_NOTIFY DN_MULTISHOT")/'
+
+    # imaplib test used to use a kind of security hole on a server in university and the hole is closed now.
+    # See https://bugs.python.org/issue30175 and https://github.com/python/cpython/pull/1320/files for details.
+    system "sed", "-i", "Lib/test/test_imaplib.py",
+        "-e", '/test_logincapa_with_client_certfile/i\ \ \ \ @unittest.skipIf(True,\
+                     "bpo-30175: FIXME: cyrus.andrew.cmu.edu doesn\'t accept "\
+                     "our randomly generated client x509 certificate anymore")',
+        "-e", '/test_logincapa_with_client_ssl_context/i\ \ \ \ @unittest.skipIf(True,\
+                     "bpo-30175: FIXME: cyrus.andrew.cmu.edu doesn\'t accept "\
+                     "our randomly generated client x509 certificate anymore")'
+
+    # Using /tmp breaks test_distutils, test_subprocess
+    # Proxy setting breaks test_httpservers, test_ssl,
+    # test_urllib, test_urllib2, test_urllib2_localnet
+    system "TMPDIR=/usr/local/tmp http_proxy= https_proxy= ftp_proxy= make test"
   end
 end
diff --git a/packages/qemacs.rb b/packages/qemacs.rb
index ebf02f9d57..4124642626 100644
--- a/packages/qemacs.rb
+++ b/packages/qemacs.rb
@@ -5,18 +5,18 @@ class Qemacs < Package
   homepage 'http://bellard.org/qemacs/'
   version '0.3.3'
   source_url 'http://bellard.org/qemacs/qemacs-0.3.3.tar.gz'
-  source_sha1 '2a7314610eed09d7c2bef5f1579d774191803bc4'
+  source_sha256 '2ffba66a44783849282199acfcc08707debc7169394a8fd0902626222f27df94'
 
   def self.build
     system "sed -i 's,css.h,libqhtml/css.h,' html2png.c"
     system "sed -i 's/$(prefix)/$(DESTDIR)$(prefix)/g' Makefile"
     system "./configure", \
-	    "--prefix=/usr/local", \
-	    "--disable-x11", \
-	    "--disable-xv", \
-	    "--disable-xrender", \
-	    "--disable-html", \
-	    "--disable-png"
+           "--prefix=/usr/local", \
+           "--disable-x11", \
+           "--disable-xv", \
+           "--disable-xrender", \
+           "--disable-html", \
+           "--disable-png"
     system "make"
   end
 
@@ -24,6 +24,6 @@ class Qemacs < Package
     system "mkdir", "-p", "#{CREW_DEST_DIR}/usr/local/bin"
     system "mkdir", "-p", "#{CREW_DEST_DIR}/usr/local/share/qe"
     system "mkdir", "-p", "#{CREW_DEST_DIR}/usr/local/man/man1"
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/qemu.rb b/packages/qemu.rb
index 25ce1fe3c4..70b576fa4f 100644
--- a/packages/qemu.rb
+++ b/packages/qemu.rb
@@ -5,7 +5,7 @@ class Qemu < Package
   homepage 'http://www.qemu.org/'
   version '2.9.0'
   source_url 'http://download.qemu-project.org/qemu-2.9.0.tar.xz'
-  source_sha1 '5cc63c6cababaaa7d0685e8b32bacf5022873ebc'
+  source_sha256 'f01cc33e3c5fd5fd2534ce14e369b6b111d7e54e4a4977f8c37eae668176b022'
 
   depends_on 'glib'
   depends_on 'autoconf'
diff --git a/packages/r.rb b/packages/r.rb
index 0ae1074998..4117295c96 100644
--- a/packages/r.rb
+++ b/packages/r.rb
@@ -5,7 +5,7 @@ class R < Package
   homepage 'https://www.r-project.org/'
   version '3.4.0'
   source_url 'https://cran.r-project.org/src/base/R-3/R-3.4.0.tar.gz'
-  source_sha1 '054c1d099006354c89b195df6783b933846ced60'
+  source_sha256 '288e9ed42457c47720780433b3d5c3c20983048b789291cc6a7baa11f9428b91'
 
   # depends_on 'gfortran'       # require gfortran enabled gcc
   depends_on 'pcre'             # need to use pcre not pcre2
@@ -16,7 +16,7 @@ class R < Package
   depends_on 'curl'
   depends_on 'openssl'
   depends_on 'readline'
-  
+
   def self.build
     system './configure',
       '--with-x=no' # X is not available
@@ -24,7 +24,7 @@ class R < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/randrproto.rb b/packages/randrproto.rb
new file mode 100644
index 0000000000..ad3b3cd679
--- /dev/null
+++ b/packages/randrproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Randrproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '1.5.0'
+  source_url 'https://www.x.org/archive/individual/proto/randrproto-1.5.0.tar.gz'
+  source_sha256 '8f8a716d6daa6ba05df97d513960d35a39e040600bf04b313633f11679006fab'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/ranger.rb b/packages/ranger.rb
index 6322a5ee61..511a40a033 100644
--- a/packages/ranger.rb
+++ b/packages/ranger.rb
@@ -1,15 +1,15 @@
 require 'package'
 
 class Ranger < Package # the name of the package
-  version '1.8.1' # the current version of the package
   description 'A VIM-inspired filemanager for the console.'
   homepage 'http://ranger.nongnu.org/'
+  version '1.8.1' # the current version of the package
   source_url 'https://github.com/ranger/ranger/archive/v1.8.1.tar.gz' # the source files for the package
-  source_sha1 '8948bc749cf91297da6dcf7b275a72d17a0302f3'
+  source_sha256 'ab0e32159cde196df4ff14e9c516aaf8ac2db79e3fdee17e59f327d677a96949'
 
   depends_on 'less'
   depends_on 'ncurses'
-  depends_on 'python'
+  depends_on 'python27'
 
   def self.build
    system "make"
diff --git a/packages/readline.rb b/packages/readline.rb
index 932591ba52..640adabb76 100644
--- a/packages/readline.rb
+++ b/packages/readline.rb
@@ -5,20 +5,26 @@ class Readline < Package
   homepage 'http://cnswww.cns.cwru.edu/php/chet/readline/rltop.html'
   version '6.3p8'
   source_url 'http://ftp.gnu.org/gnu/readline/readline-6.3.tar.gz'
-  source_sha1 '017b92dc7fd4e636a2b5c9265a77ccc05798c9e1'
+  source_sha256 '56ba6071b9462f980c5a72ab0023893b65ba6debb4eeb475d7a563dc65cafd43'
 
   depends_on 'buildessential' => :build
   depends_on 'patch' => :build
   depends_on 'ncurses'
 
   def self.build
-    system "wget -r -N -nd --no-parent ftp://ftp.gnu.org/gnu/readline/readline-6.3-patches -P readline-6.3-patches"
+    system "wget -r -N -nd --no-parent ftp://ftp.gnu.org/gnu/readline/readline-6.3-patches/readline63-001 -P readline-6.3-patches"
+    system "wget -r -N -nd --no-parent ftp://ftp.gnu.org/gnu/readline/readline-6.3-patches/readline63-002 -P readline-6.3-patches"
+    system "wget -r -N -nd --no-parent ftp://ftp.gnu.org/gnu/readline/readline-6.3-patches/readline63-003 -P readline-6.3-patches"
+    system "wget -r -N -nd --no-parent ftp://ftp.gnu.org/gnu/readline/readline-6.3-patches/readline63-004 -P readline-6.3-patches"
+    system "wget -r -N -nd --no-parent ftp://ftp.gnu.org/gnu/readline/readline-6.3-patches/readline63-005 -P readline-6.3-patches"
+    system "wget -r -N -nd --no-parent ftp://ftp.gnu.org/gnu/readline/readline-6.3-patches/readline63-006 -P readline-6.3-patches"
+    system "wget -r -N -nd --no-parent ftp://ftp.gnu.org/gnu/readline/readline-6.3-patches/readline63-007 -P readline-6.3-patches"
+    system "wget -r -N -nd --no-parent ftp://ftp.gnu.org/gnu/readline/readline-6.3-patches/readline63-008 -P readline-6.3-patches"
     # system "for i in readline-6.3-patches/*.sig; do gpg $i; done"
     system "for i in readline-6.3-patches/readline63-???; do patch < $i; done"
 
-    system "CC='gcc' ./configure --disable-static --with-curses"
+    system "CC='gcc' ./configure --libdir=#{CREW_LIB_PREFIX} --disable-static --with-curses"
     system "make"
-    system "find . -name 'lib*.so.*' -print | xargs strip -S"
   end
 
   def self.install
diff --git a/packages/readline7.rb b/packages/readline7.rb
index a1fc5175e7..74cf8b5a63 100644
--- a/packages/readline7.rb
+++ b/packages/readline7.rb
@@ -5,18 +5,20 @@ class Readline7 < Package
   homepage 'http://cnswww.cns.cwru.edu/php/chet/readline/rltop.html'
   version '7.0p3'
   source_url 'ftp://ftp.gnu.org/gnu/readline/readline-7.0.tar.gz'
-  source_sha1 'd9095fa14a812495052357e1d678b3f2ac635463'
+  source_sha256 '750d437185286f40a369e1e4f4764eda932b9459b5ec9a731628393dd3d32334'
 
   depends_on 'buildessential' => :build
   depends_on 'patch' => :build
   depends_on 'ncurses'
 
   def self.build
-    system "wget -r -N -nd --no-parent ftp://ftp.gnu.org/gnu/readline/readline-7.0-patches -P readline-7.0-patches"
+    system "wget -r -N -nd --no-parent ftp://ftp.gnu.org/gnu/readline/readline-7.0-patches/readline70-001 -P readline-7.0-patches"
+    system "wget -r -N -nd --no-parent ftp://ftp.gnu.org/gnu/readline/readline-7.0-patches/readline70-002 -P readline-7.0-patches"
+    system "wget -r -N -nd --no-parent ftp://ftp.gnu.org/gnu/readline/readline-7.0-patches/readline70-003 -P readline-7.0-patches"
     # system "for i in readline-7.0-patches/*.sig; do gpg $i; done"
     system "for i in readline-7.0-patches/readline70-???; do patch < $i; done"
 
-    system "CC='gcc' ./configure --disable-static --with-curses"
+    system "CC='gcc' ./configure --libdir=#{CREW_LIB_PREFIX} --disable-static --with-curses"
     system "make"
   end
 
diff --git a/packages/recordproto.rb b/packages/recordproto.rb
new file mode 100644
index 0000000000..bb47dbd3a2
--- /dev/null
+++ b/packages/recordproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Recordproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '1.14'
+  source_url 'https://www.x.org/archive/individual/proto/recordproto-1.14.tar.gz'
+  source_sha256 '74fc0e8919f3c234848794f1ee266ba6d090f9b99fd65ab913c54ee3ad3ff377'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/redis.rb b/packages/redis.rb
index b77cd32e89..59b424678c 100644
--- a/packages/redis.rb
+++ b/packages/redis.rb
@@ -5,7 +5,7 @@ class Redis < Package
   homepage 'https://redis.io/'
   version '3.0.6'
   source_url 'http://download.redis.io/releases/redis-3.0.6.tar.gz'
-  source_sha1 '4b1c7b1201984bca8f7f9c6c58862f6928cf0a25'
+  source_sha256 '6f1e1523194558480c3782d84d88c2decf08a8e4b930c56d4df038e565b75624'
 
   depends_on 'buildessential'
 
diff --git a/packages/renderproto.rb b/packages/renderproto.rb
new file mode 100644
index 0000000000..ccfbd1fdb4
--- /dev/null
+++ b/packages/renderproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Renderproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '0.11'
+  source_url 'https://www.x.org/archive/individual/proto/renderproto-0.11.tar.gz'
+  source_sha256 '256e4af1d3b4007872a276ed9e5c2522f80f5fe69b97268542917635b4dbf758'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/resourceproto.rb b/packages/resourceproto.rb
new file mode 100644
index 0000000000..6f95fed559
--- /dev/null
+++ b/packages/resourceproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Resourceproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '1.2.0'
+  source_url 'https://www.x.org/archive/individual/proto/resourceproto-1.2.0.tar.gz'
+  source_sha256 '469029d14fdeeaa7eed1be585998ff4cb92cf664f872d1d69c04140815b78734'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/rfkill.rb b/packages/rfkill.rb
index a15a349019..bf1da79e46 100644
--- a/packages/rfkill.rb
+++ b/packages/rfkill.rb
@@ -5,7 +5,7 @@ class Rfkill < Package
   homepage 'http://linuxwireless.org/en/users/Documentation/rfkill'
   version '0.5'
   source_url 'https://www.kernel.org/pub/software/network/rfkill/rfkill-0.5.tar.xz'
-  source_sha1 '03025d4ae285c40d5c19ec99ef7b317afda9d900'
+  source_sha256 'e0ae3004215e39a6c5c36e0726558740728d16f67ebdb8bea621250f6091d86a'
 
   depends_on 'buildessential' => :build
 
diff --git a/packages/rkhunter.rb b/packages/rkhunter.rb
new file mode 100644
index 0000000000..4c72ae54fb
--- /dev/null
+++ b/packages/rkhunter.rb
@@ -0,0 +1,27 @@
+require 'package'
+
+class Rkhunter < Package
+  description 'Rootkit Hunter, security monitoring and analyzing tool for POSIX compliant systems.'
+  homepage 'http://rkhunter.sourceforge.net/'
+  version '1.4.4'
+  source_url 'https://downloads.sourceforge.net/project/rkhunter/rkhunter/1.4.4/rkhunter-1.4.4.tar.gz'
+  source_sha256 'a8807c83f9f325312df05aa215fa75ad697c7a16163175363c2066baa26dda77'
+
+  def self.install
+    system "sed -i 's,/var\",/usr/local/share\",g' installer.sh"
+    system "sed -i 's,/var/,/usr/local/share/,g' installer.sh"
+    system "bash installer.sh --layout /usr/local --install"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/etc"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/lib64"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/share/doc"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/share/lib"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/share/man/man8"
+    system "cp /usr/local/bin/rkhunter #{CREW_DEST_DIR}/usr/local/bin"
+    system "cp /usr/local/etc/rkhunter.conf #{CREW_DEST_DIR}/usr/local/etc"
+    system "cp -r /usr/local/lib64/rkhunter #{CREW_DEST_DIR}/usr/local/lib64"
+    system "cp -r /usr/local/share/doc/rkhunter-1.4.4 #{CREW_DEST_DIR}/usr/local/share/doc"
+    system "cp -r /usr/local/share/lib/rkhunter #{CREW_DEST_DIR}/usr/local/share/lib"
+    system "cp /usr/local/share/man/man8/rkhunter.8* #{CREW_DEST_DIR}/usr/local/share/man/man8"
+  end
+end
diff --git a/packages/rsync.rb b/packages/rsync.rb
index b49aab0098..a937510b01 100644
--- a/packages/rsync.rb
+++ b/packages/rsync.rb
@@ -5,17 +5,17 @@ class Rsync < Package
   homepage 'https://rsync.samba.org/'
   version '3.1.2'
   source_url 'http://rsync.samba.org/ftp/rsync/src/rsync-3.1.2.tar.gz'
-  source_sha1 '0d4c7fb7fe3fc80eeff922a7c1d81df11dbb8a1a'
+  source_sha256 'ecfa62a7fa3c4c18b9eccd8c16eaddee4bd308a76ea50b5c02a5840f09c0a1c2'
 
   depends_on 'buildessential'
   depends_on 'perl' => :build
-  
+
   def self.build
     system "./configure"
     system "make"
   end
-  
+
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
-  end         
+  end
 end
diff --git a/packages/rtmpdump.rb b/packages/rtmpdump.rb
index badbaca66e..aa93b3ce8c 100644
--- a/packages/rtmpdump.rb
+++ b/packages/rtmpdump.rb
@@ -5,7 +5,7 @@ class Rtmpdump < Package
   homepage 'https://rtmpdump.mplayerhq.hu/'
   version 'fa8646d'
   source_url 'https://git.ffmpeg.org/gitweb/rtmpdump.git/snapshot/fa8646daeb19dfd12c181f7d19de708d623704c0.tar.gz'
-  source_sha1 '2faefe655b72f91540f39eebc3020f1c9dcc654e'
+  source_sha256 'dba4d4d2e1c7de6884b01d98194b83cab6784669089fa3c919152087a3a38fd2'
 
   def self.build
     system "make"
diff --git a/packages/ruby.rb b/packages/ruby.rb
index 4b07746f0f..48faa6d4c6 100644
--- a/packages/ruby.rb
+++ b/packages/ruby.rb
@@ -5,7 +5,7 @@ class Ruby < Package
   homepage 'https://www.ruby-lang.org/en/'
   version '2.4.1'
   source_url 'https://cache.ruby-lang.org/pub/ruby/2.4/ruby-2.4.1.tar.xz'
-  source_sha1 'eb3e25346431214379e3b92c6f6b6e02f7b2503f'
+  source_sha256 '4fc8a9992de3e90191de369270ea4b6c1b171b7941743614cc50822ddc1fe654'
 
   depends_on 'readline'
   depends_on 'ncurses'
@@ -14,14 +14,12 @@ class Ruby < Package
   # at run-time, system's gmp, openssl, readline and zlibpkg are possible to use
 
   def self.build
-    system "CC='gcc' ./configure"
+    system "CC='gcc' ./configure --libdir=#{CREW_LIB_PREFIX} --enable-shared"
     system "make"
-    system "find . -name '*.so' | xargs strip -S"
   end
 
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
-    system "strip #{CREW_DEST_DIR}/usr/local/bin/ruby"
   end
 
   def self.check
diff --git a/packages/ruby_latest.rb b/packages/ruby_latest.rb
index 2ce1b82114..a4d17c01f6 100644
--- a/packages/ruby_latest.rb
+++ b/packages/ruby_latest.rb
@@ -5,7 +5,7 @@ class Ruby_latest < Package
   homepage 'https://www.ruby-lang.org/en/'
   version '2.4.0'
   source_url 'http://cache.ruby-lang.org/pub/ruby/ruby-2.4.0.tar.xz'
-  source_sha1 '038804bbd0e77508dd2510b729a9f3b325489b2e'
+  source_sha256 '3a87fef45cba48b9322236be60c455c13fd4220184ce7287600361319bb63690'
 
   depends_on 'readline'
   depends_on 'zlibpkg'
diff --git a/packages/s.rb b/packages/s.rb
new file mode 100644
index 0000000000..59c6ead2f6
--- /dev/null
+++ b/packages/s.rb
@@ -0,0 +1,44 @@
+require 'package'
+
+class S < Package
+  description 'Open a web search in your terminal.'
+  homepage 'https://github.com/zquestz/s'
+  version '0.5.10'
+
+  case ARCH
+  when 'aarch64'
+    source_url 'https://github.com/zquestz/s/releases/download/v0.5.10/s-linux_arm.zip'
+    source_sha256 '4d31cbb3f81a52946d9e40e1d3ebb650d7112c5c3d45c07ae29435bfea2c0dea'
+  when 'armv7l'
+    source_url 'https://github.com/zquestz/s/releases/download/v0.5.10/s-linux_arm.zip'
+    source_sha256 '4d31cbb3f81a52946d9e40e1d3ebb650d7112c5c3d45c07ae29435bfea2c0dea'
+  when 'i686'
+    source_url 'https://github.com/zquestz/s/releases/download/v0.5.10/s-linux_386.zip'
+    source_sha256 'ff94e41816bcaadbd0edd334fae634e71afd1bb4f2acb5dc52f6849714c64e68'
+  when 'x86_64'
+    source_url 'https://github.com/zquestz/s/releases/download/v0.5.10/s-linux_amd64.zip'
+    source_sha256 '1e9a379071171ffaa28ce4d697389a70b115955335e41cfbbd37197404129d49'
+  end
+
+  depends_on 'links'
+  depends_on 'unzip'
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "mkdir -p #{CREW_DEST_DIR}/home/#{USER}/user"
+    system "cp autocomplete/s-completion.bash /home/#{USER}/user/.s-completion.bash"
+    system "cp autocomplete/s-completion.bash #{CREW_DEST_DIR}/home/#{USER}/user/.s-completion.bash"
+    system "cp autocomplete/s.fish /home/#{USER}/user/.s.fish"
+    system "cp autocomplete/s.fish #{CREW_DEST_DIR}/home/#{USER}/user/.s.fish"
+    system "cp s #{CREW_DEST_DIR}/usr/local/bin"
+    puts ""
+    puts "In order to enable autocomplete for bash, execute the following:".lightblue
+    puts "echo \"source ~/.s-completion.bash\" >> ~/.bashrc && source ~/.bashrc".lightblue
+    puts ""
+    puts "In order to enable a default search binary, execute the following:".lightblue
+    puts "echo \"alias s='s -b links'\" >> ~/.bashrc && source ~/.bashrc".lightblue
+    puts ""
+    puts "Example usage: s [-b links] best linux command line utilities".lightblue
+    puts ""
+  end
+end
diff --git a/packages/sbt.rb b/packages/sbt.rb
new file mode 100644
index 0000000000..93ea4c1c06
--- /dev/null
+++ b/packages/sbt.rb
@@ -0,0 +1,27 @@
+require 'package'
+
+class Sbt < Package
+  description 'A build tool for Scala, Java and more.'
+  homepage 'http://www.scala-sbt.org/'
+  version '0.13.15'
+  source_url 'https://github.com/sbt/sbt/releases/download/v0.13.15/sbt-0.13.15.tgz'
+  source_sha256 'b6e073d7c201741dcca92cfdd1dd3cd76c42a47dc9d8c8ead8df7117deed7aef'
+
+  depends_on 'jdk8'
+
+  def self.install
+    system "mkdir", "-p", "#{CREW_DEST_DIR}/usr/local/share/sbt/bin"
+    system "install", "-m", "644", "bin/sbt-launch.jar", "#{CREW_DEST_DIR}/usr/local/share/sbt/bin"
+    system "install", "-m", "644", "bin/sbt-launch-lib.bash", "#{CREW_DEST_DIR}/usr/local/share/sbt/bin"
+    system "install", "-m", "755", "bin/sbt", "#{CREW_DEST_DIR}/usr/local/share/sbt/bin"
+
+    system "mkdir", "-p", "#{CREW_DEST_DIR}/usr/local/share/sbt/conf"
+    system "install", "-m", "644", "conf/sbtopts", "#{CREW_DEST_DIR}/usr/local/share/sbt/conf"
+
+    system "mkdir", "-p", "#{CREW_DEST_DIR}/usr/local/bin"
+    system "ln", "-s", "/usr/local/share/sbt/bin/sbt", "#{CREW_DEST_DIR}/usr/local/bin/sbt"
+
+    system "mkdir", "-p", "#{CREW_DEST_DIR}/usr/local/etc/sbt"
+    system "ln", "-s", "/usr/local/share/sbt/conf/sbtopts", "#{CREW_DEST_DIR}/usr/local/etc/sbt/sbtopts"
+  end
+end
diff --git a/packages/scons.rb b/packages/scons.rb
index 0536db22ce..71904777cf 100644
--- a/packages/scons.rb
+++ b/packages/scons.rb
@@ -5,7 +5,7 @@ class Scons < Package
   homepage 'http://scons.org/'
   version '2.5.1'
   source_url 'http://prdownloads.sourceforge.net/scons/scons-2.5.1.tar.gz'
-  source_sha1 'f742350251734df75355e51c70f291e119ef927a'
+  source_sha256 '0b25218ae7b46a967db42f2a53721645b3d42874a65f9552ad16ce26d30f51f2'
 
   depends_on 'python27'
 
diff --git a/packages/screen.rb b/packages/screen.rb
index 99fd474d98..c0c024e138 100644
--- a/packages/screen.rb
+++ b/packages/screen.rb
@@ -5,15 +5,15 @@ class Screen < Package
   homepage 'https://www.gnu.org/software/screen/'
   version '4.3.1'
   source_url 'ftp://ftp.gnu.org/gnu/screen/screen-4.3.1.tar.gz'
-  source_sha1 'a524761504e28480517e338b20c852f2ab100c93'
-  
+  source_sha256 'fa4049f8aee283de62e283d427f2cfd35d6c369b40f7f45f947dbfd915699d63'
+
   depends_on 'ncurses'
-  
+
   def self.build
     system "./configure --prefix=/usr/local"
     system "make"
   end
-  
+
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
diff --git a/packages/screenfetch.rb b/packages/screenfetch.rb
index f236f15047..6bb4479aab 100644
--- a/packages/screenfetch.rb
+++ b/packages/screenfetch.rb
@@ -5,7 +5,7 @@ class Screenfetch < Package
   homepage 'https://github.com/KittyKatt/screenFetch'
   version '3.7.0'
   source_url 'https://github.com/KittyKatt/screenFetch/archive/v3.7.0.tar.gz'
-  source_sha1 '5a3702504e154335e372df56e4cb621840dc5506'
+  source_sha256 '6711fe924833919d53c1dfbbb43f3777d33e20357a1b1536c4472f6a1b3c6be0'
 
   def self.build
   end
diff --git a/packages/scrnsaverproto.rb b/packages/scrnsaverproto.rb
new file mode 100644
index 0000000000..97abf9e165
--- /dev/null
+++ b/packages/scrnsaverproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Scrnsaverproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '1.2.2'
+  source_url 'https://www.x.org/archive/individual/proto/scrnsaverproto-1.2.2.tar.gz'
+  source_sha256 'd8dee19c52977f65af08fad6aa237bacee11bc5a33e1b9b064e8ac1fd99d6e79'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/scrollz.rb b/packages/scrollz.rb
index d5028c5d3d..0214819e15 100644
--- a/packages/scrollz.rb
+++ b/packages/scrollz.rb
@@ -5,7 +5,7 @@ class Scrollz < Package
   homepage 'http://www.scrollz.info/'
   version '2.3'
   source_url 'http://www.scrollz.info/download/ScrollZ-2.3.tar.gz'
-  source_sha1 '991e6acfdf95d84ca159a37336c2d45a624d432f'
+  source_sha256 '22535bcc54ad752107ab181775d90d9cf1b37648f500d627f428388a9d3710e6'
 
   depends_on 'buildessential'
   depends_on 'ncurses'
diff --git a/packages/sejda_console.rb b/packages/sejda_console.rb
new file mode 100644
index 0000000000..76766be079
--- /dev/null
+++ b/packages/sejda_console.rb
@@ -0,0 +1,30 @@
+require 'package'
+
+class Sejda_console < Package
+  description 'Sejda SDK is an open source, task oriented Java library to edit PDF files.'
+  homepage 'http://sejda.org/'
+  version '3.2.17'
+  source_url 'https://github.com/torakiki/sejda/releases/download/v3.2.17/sejda-console-3.2.17-bin.zip'
+  source_sha256 '62476a7985c7c272fc036b07d2b16dbeb8dfb0167f202f5d1c6d557fe14137ac'
+
+  depends_on 'help2man'
+  depends_on 'jdk8'
+  depends_on 'unzip'
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/man/man1"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/share/sejda_console"
+    system "cp -r . #{CREW_DEST_DIR}/usr/local/share/sejda_console"
+    FileUtils.cd("#{CREW_DEST_DIR}/usr/local/bin") do
+      system "echo '#!/bin/bash' > sejda-console"
+      system "echo 'PWD=$(pwd)' >> sejda-console"
+      system "echo 'cd /usr/local/share/sejda_console' >> sejda-console"
+      system "echo 'bin/sejda-console $1 $2 $3 $4 $5 $6 $7 $8 $9' >> sejda-console"
+      system "echo 'cd $PWD' >> sejda-console"
+      system "chmod +x sejda-console"
+    end
+    system "cp #{CREW_DEST_DIR}/usr/local/bin/sejda-console /usr/local/bin"
+    system "help2man -N sejda-console > #{CREW_DEST_DIR}/usr/local/man/man1/sejda-console.1"
+  end
+end
diff --git a/packages/serf.rb b/packages/serf.rb
index 0f92e587c4..4004c1b298 100644
--- a/packages/serf.rb
+++ b/packages/serf.rb
@@ -3,18 +3,19 @@ require 'package'
 class Serf < Package
   description 'The serf library is a high performance C-based HTTP client library built upon the Apache Portable Runtime (APR) library.'
   homepage 'https://serf.apache.org/'
-  version '1.3.9'
+  version '1.3.9-2'
   source_url 'https://www.apache.org/dist/serf/serf-1.3.9.tar.bz2'
-  source_sha1 '26015c63e3bbb108c1689bf2090e4c26351db674'
+  source_sha256 '549c2d21c577a8a9c0450facb5cca809f26591f048e466552240947bdf7a87cc'
 
   depends_on 'scons'
   depends_on 'aprutil'
+  depends_on 'openssl'
 
   def self.build
-    nil
+    system "scons APR=#{CREW_PREFIX} APU=#{CREW_PREFIX} OPENSSL=#{CREW_PREFIX}/include/openssl PREFIX=#{CREW_PREFIX} LIBDIR=#{CREW_LIB_PREFIX}"
   end
 
   def self.install
-    system "scons APR=/usr/local APU=/usr/local PREFIX=#{CREW_DEST_DIR} install"
+    system "scons install --install-sandbox=#{CREW_DEST_DIR}"
   end
 end
diff --git a/packages/sfk.rb b/packages/sfk.rb
index 48e966a63d..14283139b6 100644
--- a/packages/sfk.rb
+++ b/packages/sfk.rb
@@ -1,15 +1,15 @@
-require "package"
+require 'package'
 
 class Sfk < Package
   description 'The Swiss File Knife - A Command Line Tools Collection for Windows / Linux / Mac.'
   homepage 'http://swissfileknife.sourceforge.net/'
-  version "1.8.6"
-  source_url "https://sourceforge.net/projects/swissfileknife/files/1-swissfileknife/1.8.6/sfk-1.8.6.tar.gz"
-  source_sha1 "d45d80d8a452d121ad85ec1d909fb3f85c17ee3f"
+  version '1.8.6'
+  source_url 'https://sourceforge.net/projects/swissfileknife/files/1-swissfileknife/1.8.6/sfk-1.8.6.tar.gz'
+  source_sha256 'e65ec60b529785accdb90a77c99376888898764b2d79f6d4280077992994b1e2'
 
   def self.build
-    system "./configure"
-    system "make"
+    system './configure'
+    system 'make'
   end
 
   def self.install
diff --git a/packages/shtool.rb b/packages/shtool.rb
new file mode 100644
index 0000000000..3850652522
--- /dev/null
+++ b/packages/shtool.rb
@@ -0,0 +1,21 @@
+require 'package'
+
+class Shtool < Package
+  description 'GNU shtool is a compilation of small but very stable and portable shell scripts into a single shell tool.'
+  homepage 'http://savannah.gnu.org/projects/shtool'
+  version '2.0.8'
+  source_url 'https://ftpmirror.gnu.org/shtool/shtool-2.0.8.tar.gz'
+  source_sha256 '1298a549416d12af239e9f4e787e6e6509210afb49d5cf28eb6ec4015046ae19'
+
+  def self.build
+    system './configure'
+    system 'make'
+  end
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/man/man1"
+    system "cp shtool #{CREW_DEST_DIR}/usr/local/bin"
+    system "cp *.1 #{CREW_DEST_DIR}/usr/local/man/man1"
+  end
+end
diff --git a/packages/slang.rb b/packages/slang.rb
index ec50f6211f..b762133464 100644
--- a/packages/slang.rb
+++ b/packages/slang.rb
@@ -5,7 +5,7 @@ class Slang < Package
   homepage 'http://www.jedsoft.org/slang/'
   version '2.3.1a'
   source_url 'http://www.jedsoft.org/releases/slang/slang-2.3.1a.tar.bz2'
-  source_sha1 'a8ea7f1b5736160a94efb67b137a0f5b9916bdf2'
+  source_sha256 '54f0c3007fde918039c058965dffdfd6c5aec0bad0f4227192cc486021f08c36'
 
   def self.build
     system "./configure", "--prefix=/usr/local", "--without-x"
@@ -15,6 +15,6 @@ class Slang < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/sleuthkit.rb b/packages/sleuthkit.rb
new file mode 100644
index 0000000000..f71493c201
--- /dev/null
+++ b/packages/sleuthkit.rb
@@ -0,0 +1,34 @@
+require 'package'
+
+class Sleuthkit < Package
+  description 'The Sleuth Kit® (TSK) is a library and collection of command line tools that allow you to investigate disk images.'
+  homepage 'https://www.sleuthkit.org/sleuthkit/'
+  version '4.4.1'
+  source_url 'https://github.com/sleuthkit/sleuthkit/archive/sleuthkit-4.4.1.tar.gz'
+  source_sha256 '91e2f038ff8407cfe38a26d18adc8dd98970e95db73394c188db98975deb23f7'
+
+  depends_on 'autoconf'
+  depends_on 'automake'
+  depends_on 'gawk'
+  depends_on 'libtool'
+  depends_on 'zlibpkg'
+
+  def self.build
+    system './bootstrap'
+    system 'sed -i "s,(sb.st_mode \& S_IFMT) == S_IFDIR,S_ISREG(sb.st_mode)," tsk/img/raw.c'
+    system 'sed -i "s,#define TZNAME _tzname,extern char* tzname[2];\n#define TZNAME tzname," tsk/base/tsk_os.h'
+    system 'sed -i "s,#define TZNAME\ttzname,," tsk/base/tsk_os.h'
+    system 'sed -i "1iextern char* tzname[2];\n#define TZNAME tzname" tsk/fs/fs_name.c'
+    system 'sed -i "1iint optarg[2];\nint optind;" tools/srchtools/srch_strings.c'
+    system 'sed -i "0,/for (; optind < argc; ++optind)/s/for (; optind < argc; ++optind)/for (optind = 0; optind < argc; ++optind)/" tools/srchtools/srch_strings.c'
+    system './configure \
+            --disable-java \
+            --without-afflib \
+            --without-libewf'
+    system "make 'CFLAGS=-std=c99'"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/sluice.rb b/packages/sluice.rb
index a8a12d9d9f..80ad93f58f 100644
--- a/packages/sluice.rb
+++ b/packages/sluice.rb
@@ -5,7 +5,7 @@ class Sluice < Package
   homepage 'http://kernel.ubuntu.com/~cking/sluice/'
   version '0.02.06'
   source_url 'http://kernel.ubuntu.com/~cking/tarballs/sluice/sluice-0.02.06.tar.gz'
-  source_sha1 'c1afc98790147c2c48bc5675de8352812b4f1fea'
+  source_sha256 'a1f06c2e7077e28fedb2b4f82066f6e6396bbd2fb4e8f22ef219ff573cdbe163'
 
   def self.build
     system "sed -i 's,/usr,/usr/local,g' Makefile"
diff --git a/packages/smemstat.rb b/packages/smemstat.rb
index 0fab87f832..b9a6d39cc2 100644
--- a/packages/smemstat.rb
+++ b/packages/smemstat.rb
@@ -5,9 +5,9 @@ class Smemstat < Package
   homepage 'http://kernel.ubuntu.com/~cking/smemstat/'
   version '0.01.16'
   source_url 'http://kernel.ubuntu.com/~cking/tarballs/smemstat/smemstat-0.01.16.tar.gz'
-  source_sha1 '4efdd89afa15ea7e4cb302653418935dab3c626a' 
+  source_sha256 '232e220574a6d7a8d75dec3aae79ae26b2102cd62ade9d1b2a78a5baa2d1c392'
 
-  depends_on "ncurses"
+  depends_on 'ncurses'
 
   def self.build
     system "sed -i 's,/usr,/usr/local,g' Makefile"
diff --git a/packages/socat.rb b/packages/socat.rb
index dabeb610b3..59d43b20c0 100644
--- a/packages/socat.rb
+++ b/packages/socat.rb
@@ -3,9 +3,9 @@ require 'package'
 class Socat < Package
   description 'SOcket CAT is a multipurpose relay \'netcat++\' (extended design, new implementation).'
   homepage 'http://www.dest-unreach.org/socat/'
-  version '1.7.3.1' 
+  version '1.7.3.1'
   source_url 'http://www.dest-unreach.org/socat/download/socat-1.7.3.1.tar.gz'
-  source_sha1 'a6f1d8ab3e85f565dbe172f33a9be6708dd52ffb'
+  source_sha256 'a8cb07b12bcd04c98f4ffc1c68b79547f5dd4e23ddccb132940f6d55565c7f79'
 
   depends_on 'readline'
   depends_on 'openssl'
diff --git a/packages/speex.rb b/packages/speex.rb
index d254fd5e6f..6c3811ce35 100644
--- a/packages/speex.rb
+++ b/packages/speex.rb
@@ -5,7 +5,7 @@ class Speex < Package
   homepage 'https://speex.org/'
   version '1.2.0'
   source_url 'http://downloads.us.xiph.org/releases/speex/speex-1.2.0.tar.gz'
-  source_sha1 '18ebc3fa3236b4369509e9439acc32d0e864fa7f'
+  source_sha256 'eaae8af0ac742dc7d542c9439ac72f1f385ce838392dc849cae4536af9210094'
 
   def self.build
     system "./configure"
diff --git a/packages/sqlite.rb b/packages/sqlite.rb
index 60d2a0616d..d7bd245028 100644
--- a/packages/sqlite.rb
+++ b/packages/sqlite.rb
@@ -1,19 +1,18 @@
 require 'package'
- 
+
 class Sqlite < Package
   description 'SQLite is a self-contained, high-reliability, embedded, full-featured, public-domain, SQL database engine.'
   homepage 'http://www.sqlite.org/'
   version '3.18.0-1'
   source_url 'https://www.sqlite.org/2017/sqlite-autoconf-3180000.tar.gz'
-  source_sha1 '74559194e1dd9b9d577cac001c0e9d370856671b'
+  source_sha256 '3757612463976e7d08c5e9f0af3021613fc24bbcfe1c51197d6776b9ece9ac5c'
 
   def self.build
-    system "./configure", "--disable-static", "--enable-shared", "--with-pic"
+    system "./configure", "--libdir=#{CREW_LIB_PREFIX}", "--disable-static", "--enable-shared", "--with-pic"
     system "make"
-    system "find . -name 'lib*.so.*' -print | xargs strip -S"
   end
-  
+
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/sshfs.rb b/packages/sshfs.rb
index 74b85c5c19..e36c9508e1 100644
--- a/packages/sshfs.rb
+++ b/packages/sshfs.rb
@@ -5,7 +5,7 @@ class Sshfs < Package
   homepage 'https://github.com/libfuse/sshfs'
   version '2.8'
   source_url 'https://github.com/libfuse/sshfs/releases/download/sshfs_2.8/sshfs-2.8.tar.gz'
-  source_sha1 '2b792aa5b3a45e0c3fe65c44bd9da8f64a690830'
+  source_sha256 '7f689174d02e6b7e2631306fda4fb8e6b4483102d1bce82b3cdafba33369ad22'
 
   depends_on 'glib'
   depends_on 'fuse'
diff --git a/packages/stack.rb b/packages/stack.rb
new file mode 100644
index 0000000000..fbff4b604f
--- /dev/null
+++ b/packages/stack.rb
@@ -0,0 +1,21 @@
+require 'package'
+
+class Stack < Package
+  description 'The Haskell Tool Stack - Stack is a cross-platform program for developing Haskell projects. It is aimed at Haskellers both new and experienced.'
+  homepage 'https://docs.haskellstack.org/en/stable/README/'
+  version '1.4.0'
+
+  case ARCH
+  when 'i686'
+    source_url 'https://github.com/commercialhaskell/stack/releases/download/v1.4.0/stack-1.4.0-linux-i386.tar.gz'
+    source_sha256 'aabd307f7dcb585a7821d7b44a73527f0928a76c48711e6968262ee87c86bc14'
+  when 'x86_64'
+    source_url 'https://github.com/commercialhaskell/stack/releases/download/v1.4.0/stack-1.4.0-linux-x86_64.tar.gz'
+    source_sha256 '618a309d763432a2cca654bc29249a77c7de096c693a28b84dd3656470269f5a'
+  end
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
+    system "cp stack #{CREW_DEST_DIR}/usr/local/bin"
+  end
+end
diff --git a/packages/strace.rb b/packages/strace.rb
index bf3b71c45c..4ca3dcdd27 100644
--- a/packages/strace.rb
+++ b/packages/strace.rb
@@ -5,7 +5,7 @@ class Strace < Package
   homepage 'https://strace.io/'
   version '4.16'
   source_url 'https://downloads.sourceforge.net/project/strace/strace/4.16/strace-4.16.tar.xz'
-  source_sha1 'b780a8cd2e60ea836cfd3468e0f81623a346d180'
+  source_sha256 '98487cb5178ec1259986cc9f6e2a844f50e5d1208c112cc22431a1e4d9adf0ef'
 
   depends_on 'buildessential'
 
diff --git a/packages/stunnel.rb b/packages/stunnel.rb
index 9e83262ba5..443313544b 100644
--- a/packages/stunnel.rb
+++ b/packages/stunnel.rb
@@ -3,14 +3,14 @@ require 'package'
 class Stunnel < Package
   description "Stunnel is a proxy designed to add TLS encryption functionality to existing clients and servers without any changes in the programs' code."
   homepage 'https://www.stunnel.org/index.html'
-  version '5.41'
-  source_url 'https://www.stunnel.org/downloads/stunnel-5.41.tar.gz'
-  source_sha1 '9aa8335e0f9571480b0d62b4b58d9d510447b732'
+  version '5.42'
+  source_url 'https://www.stunnel.org/downloads/stunnel-5.42.tar.gz'
+  source_sha256 '1b6a7aea5ca223990bc8bd621fb0846baa4278e1b3e00ff6eee279cb8e540fab'
 
   depends_on 'openssl'
 
   def self.build
-    system "./configure"
+    system "./configure", "--libdir=#{CREW_LIB_PREFIX}"
     system "make"
   end
 
diff --git a/packages/subversion.rb b/packages/subversion.rb
index c12574094b..563fd09ebf 100644
--- a/packages/subversion.rb
+++ b/packages/subversion.rb
@@ -3,16 +3,19 @@ require 'package'
 class Subversion < Package
   description 'Subversion is an open source version control system.'
   homepage 'https://subversion.apache.org/'
-  version '1.9.5'
-  source_url 'http://apache.mirrors.ionfish.org/subversion/subversion-1.9.5.tar.gz'
-  source_sha1 'ac9f8ee235f1b667dd6506864af8035aaedfc2d9'
+  version '1.9.7'
+  source_url 'http://www-us.apache.org/dist/subversion/subversion-1.9.7.tar.bz2'
+  source_sha256 'c3b118333ce12e501d509e66bb0a47bcc34d053990acab45559431ac3e491623'
 
   depends_on 'aprutil'
-  depends_on 'sqlite'
+  depends_on 'autoconf'
+  depends_on 'libtool'
   depends_on 'serf'
+  depends_on 'sqlite'
+  depends_on 'zlibpkg'
 
   def self.build
-    system './configure --prefix=/usr/local --with-apr=/usr/local --with-apr-util=/usr/local'
+    system './configure', '--disable-static', "--libdir=#{CREW_LIB_PREFIX}"
     system 'make'
   end
 
diff --git a/packages/sysstat.rb b/packages/sysstat.rb
index ee75a54742..f33fb3b89f 100644
--- a/packages/sysstat.rb
+++ b/packages/sysstat.rb
@@ -5,7 +5,7 @@ class Sysstat < Package
   homepage 'http://sebastien.godard.pagesperso-orange.fr/'
   version '11.5.6'
   source_url 'https://github.com/sysstat/sysstat/archive/v11.5.6.tar.gz'
-  source_sha1 'a8913a7a8418590bc6ea77a7bbe737577ef96e33'
+  source_sha256 '2ba2c6bfe0870e3b10061ec19b2623283d4922bc6d824b1ba6534a27001d9fa8'
 
   def self.build
     system "sed -i 's/GRP=root/GRP=$(whoami)/' configure"
diff --git a/packages/tcl.rb b/packages/tcl.rb
index 536c09de45..40a35c8c3d 100644
--- a/packages/tcl.rb
+++ b/packages/tcl.rb
@@ -3,16 +3,16 @@ require 'package'
 class Tcl < Package
   description 'Tcl (Tool Command Language) is a very powerful but easy to learn dynamic programming language, suitable for a very wide range of uses, including web and desktop applications, networking, administration, testing and many more.'
   homepage 'http://www.tcl.tk/'
-  version '8.6.6' 
+  version '8.6.6'
   source_url 'http://downloads.sourceforge.net/tcl/tcl8.6.6-src.tar.gz'
-  source_sha1 '169dd1589cad62c9fac4257c113db245da502cd0'
+  source_sha256 'a265409781e4b3edcc4ef822533071b34c3dc6790b893963809b9fe221befe07'
 
   def self.build
     FileUtils.chdir("unix") do
       if `uname -m`.strip == "x86_64"
-        system "./configure --prefix=/usr/local --enable-64bit"
+        system "./configure --prefix=#{CREW_PREFIX} --libdir=#{CREW_LIB_PREFIX} --enable-64bit"
       else
-	system "./configure --prefix=/usr/local"
+        system "./configure --prefix=#{CREW_PREFIX} --libdir=#{CREW_LIB_PREFIX}"
       end
       system "make"
     end
diff --git a/packages/tcpdump.rb b/packages/tcpdump.rb
index 644850bd53..25f7c77238 100644
--- a/packages/tcpdump.rb
+++ b/packages/tcpdump.rb
@@ -3,9 +3,9 @@ require 'package'
 class Tcpdump < Package
   description 'A powerful command-line packet analyzer.'
   homepage 'http://www.tcpdump.org/'
-  version '4.8.1' 
+  version '4.8.1'
   source_url 'http://www.tcpdump.org/release/tcpdump-4.8.1.tar.gz'
-  source_sha1 '364c8a60b637d1b122769fdeae79bcd300d5bd5c'
+  source_sha256 '20e4341ec48fcf72abcae312ea913e6ba6b958617b2f3fb496d51f0ae88d831c'
 
   depends_on 'libpcap'
   depends_on 'openssl'
diff --git a/packages/tcpstat.rb b/packages/tcpstat.rb
index 8d1cbbb83a..ec4bd19023 100644
--- a/packages/tcpstat.rb
+++ b/packages/tcpstat.rb
@@ -3,9 +3,9 @@ require 'package'
 class Tcpstat < Package
   description 'tcpstat reports certain network interface statistics much like vmstat does for system statistics. tcpstat gets its information by either monitoring a specific interface, or by reading previously saved tcpdump data from a file.'
   homepage 'http://www.frenchfries.net/paul/tcpstat/'
-  version '1.5' 
-  source_url 'https://web.archive.org/web/20160504233625/http://www.frenchfries.net/paul/tcpstat/tcpstat-1.5.tar.gz' 
-  source_sha1 '3881edafe2a45c807a6f197792251036c599ec50'
+  version '1.5'
+  source_url 'https://web.archive.org/web/20160504233625/http://www.frenchfries.net/paul/tcpstat/tcpstat-1.5.tar.gz'
+  source_sha256 '46fde9458cc5678264b0c5f2197f84ada9101951197fdeec5f04b0801fcff0ba'
 
   def self.build
     system "./configure", "--prefix=/usr/local"
diff --git a/packages/termcap.rb b/packages/termcap.rb
index 4f8dbbf0f7..545f8123f2 100644
--- a/packages/termcap.rb
+++ b/packages/termcap.rb
@@ -5,7 +5,7 @@ class Termcap < Package
   homepage 'https://www.gnu.org/software/termutils/'
   version '1.3.1'
   source_url 'https://ftp.gnu.org/gnu/termcap/termcap-1.3.1.tar.gz'
-  source_sha1 '42dd1e6beee04f336c884f96314f0c96cc2578be'
+  source_sha256 '91a0e22e5387ca4467b5bcb18edf1c51b930262fd466d5fda396dd9d26719100'
 
   def self.build
     system "./configure"
diff --git a/packages/texinfo.rb b/packages/texinfo.rb
index cd018d093f..eb10efa412 100644
--- a/packages/texinfo.rb
+++ b/packages/texinfo.rb
@@ -3,16 +3,30 @@ require 'package'
 class Texinfo < Package
   description 'Texinfo is the official documentation format of the GNU project.'
   homepage 'https://www.gnu.org/software/texinfo/'
-  version '6.3'
-  source_url 'http://ftp.gnu.org/gnu/texinfo/texinfo-6.3.tar.gz'
-  source_sha1 '29b16c646c7bc9cd351b2f1d8dafdce70e5377f6'
+  version '6.4-1'
+  source_url 'http://ftpmirror.gnu.org/texinfo/texinfo-6.4.tar.xz'
+  source_sha256 '6ae2e61d87c6310f9af7c6f2426bd0470f251d1a6deb61fba83a3b3baff32c3a'
+
+  depends_on 'gettext' => :build
+  depends_on 'perl'
+  depends_on 'perl_locale_messages'
+  depends_on 'perl_text_unidecode'
+  depends_on 'perl_unicode_eastasianwidth'
+  depends_on 'ncurses'
 
   def self.build
-    system "./configure"
+    # configure and make
+    system './configure',
+        '--with-external-Text-Unidecode',
+        '--with-external-Unicode-EastAsianWidth'
     system "make"
   end
 
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
+
+  def self.check
+    system "make check"
+  end
 end
diff --git a/packages/tig.rb b/packages/tig.rb
index f8c71a1ef5..acd2e2bc07 100644
--- a/packages/tig.rb
+++ b/packages/tig.rb
@@ -5,17 +5,17 @@ class Tig < Package
   homepage 'http://jonas.nitro.dk/tig/'
   version '2.2.1'
   source_url 'https://github.com/jonas/tig/archive/tig-2.2.1.tar.gz'
-  source_sha1 '704e35ad3f54024d7ce14dade4294aacc0744b3d'
-  
+  source_sha256 '92d96635068d779df58aea3fbfa86c5869e39c11c7868d5b3d62229360b5336f'
+
   depends_on 'readline'
   depends_on 'ncurses'
-  
+
   def self.build
     system "./autogen.sh"
     system "./configure", "--prefix=/usr/local"
     system "make"
   end
-  
+
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
diff --git a/packages/tinycc.rb b/packages/tinycc.rb
index e18490c203..0634c37880 100644
--- a/packages/tinycc.rb
+++ b/packages/tinycc.rb
@@ -5,7 +5,7 @@ class Tinycc < Package
   homepage 'http://bellard.org/tcc/'
   version '0.9.26'
   source_url 'http://download.savannah.gnu.org/releases/tinycc/tcc-0.9.26.tar.bz2'
-  source_sha1 '7110354d3637d0e05f43a006364c897248aed5d0'
+  source_sha256 '521e701ae436c302545c3f973a9c9b7e2694769c71d9be10f70a2460705b6d71'
 
   def self.build
     system "./configure --prefix=/usr/local"
@@ -13,6 +13,6 @@ class Tinycc < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/tmux.rb b/packages/tmux.rb
index a242903b95..f01cc1402c 100644
--- a/packages/tmux.rb
+++ b/packages/tmux.rb
@@ -1,21 +1,21 @@
 require 'package'
- 
+
 class Tmux < Package
   description 'tmux is a terminal multiplexer'
   homepage 'http://tmux.github.io/'
   version '2.2'
   source_url 'https://github.com/tmux/tmux/releases/download/2.2/tmux-2.2.tar.gz'
-  source_sha1 '5ed1430bc7ef44c227e64e9401c686573dd0791a'
-  
+  source_sha256 'bc28541b64f99929fe8e3ae7a02291263f3c97730781201824c0f05d7c8e19e4'
+
   depends_on 'readline'
   depends_on 'libevent'
   depends_on 'ncurses'
-  
+
   def self.build
     system "CPPFLAGS=-I/usr/local/include/ncurses ./configure"
     system "make"
   end
-  
+
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
diff --git a/packages/traceroute.rb b/packages/traceroute.rb
index d20ad54bce..a56db05bab 100644
--- a/packages/traceroute.rb
+++ b/packages/traceroute.rb
@@ -5,7 +5,7 @@ class Traceroute < Package
   homepage 'http://traceroute.sourceforge.net/'
   version '2.1.0'
   source_url 'https://downloads.sourceforge.net/project/traceroute/traceroute/traceroute-2.1.0/traceroute-2.1.0.tar.gz'
-  source_sha1 'bc5c6c8022187511be5665b3818d919be5987dcc'
+  source_sha256 '3669d22a34d3f38ed50caba18cd525ba55c5c00d5465f2d20d7472e5d81603b6'
 
   def self.build
     # add /usr/lib64 to vpath to check /usr/lib64/libm.so
diff --git a/packages/trapproto.rb b/packages/trapproto.rb
new file mode 100644
index 0000000000..7dd315daf5
--- /dev/null
+++ b/packages/trapproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Trapproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '3.4.3'
+  source_url 'https://www.x.org/archive/individual/proto/trapproto-3.4.3.tar.gz'
+  source_sha256 'abfb930b5703b5a6ebafe84d0246bd8c6b099ca4a4eab06d1dc0776a8a9b87c1'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/tree.rb b/packages/tree.rb
index eefd51a6c4..d8f37bc112 100644
--- a/packages/tree.rb
+++ b/packages/tree.rb
@@ -5,7 +5,7 @@ class Tree < Package
   homepage 'http://mama.indstate.edu/users/ice/tree/'
   version '1.7.0'
   source_url 'http://mama.indstate.edu/users/ice/tree/src/tree-1.7.0.tgz'
-  source_sha1 '35bd212606e6c5d60f4d5062f4a59bb7b7b25949'
+  source_sha256 '6957c20e82561ac4231638996e74f4cfa4e6faabc5a2f511f0b4e3940e8f7b12'
 
   def self.build
     system "sed -i 's,/usr,/usr/local,g' Makefile"
diff --git a/packages/trousers.rb b/packages/trousers.rb
index 488379c53c..2670bf5b50 100644
--- a/packages/trousers.rb
+++ b/packages/trousers.rb
@@ -5,7 +5,7 @@ class Trousers < Package
   homepage 'http://trousers.sourceforge.net/'
   version '0.3.14'
   source_url 'https://downloads.sourceforge.net/project/trousers/trousers/0.3.14/trousers-0.3.14.tar.gz'
-  source_sha1 '9ca2cc9e1179465f6c5d9055e2b855e25031b85a'
+  source_sha256 'ce50713a261d14b735ec9ccd97609f0ad5ce69540af560e8c3ce9eb5f2d28f47'
 
   depends_on 'openssl'
   depends_on 'libtool'
diff --git a/packages/txt2man.rb b/packages/txt2man.rb
index fc73a59514..a50ea37c73 100644
--- a/packages/txt2man.rb
+++ b/packages/txt2man.rb
@@ -5,7 +5,7 @@ class Txt2man < Package
   homepage 'http://mvertes.free.fr/'
   version '1.5.6'
   source_url 'http://mvertes.free.fr/download/txt2man-1.5.6.tar.gz'
-  source_sha1 'ef1392785333ea88f7e01f4f4c519ecfbdd498bd'
+  source_sha256 '984825c5fd0cb3495160bf3277f327078081a8dc219dc466509e307ec9a2b52a'
 
   depends_on 'gawk'
   depends_on 'mandb'
diff --git a/packages/unrar.rb b/packages/unrar.rb
index 0a30279dc3..730e07721c 100644
--- a/packages/unrar.rb
+++ b/packages/unrar.rb
@@ -5,7 +5,7 @@ class Unrar < Package
   homepage 'http://www.rarlab.com/'
   version '5.4.5'
   source_url 'http://www.rarlab.com/rar/unrarsrc-5.4.5.tar.gz'
-  source_sha1 '1590aec535792def68710dad7b73d5522e50c971'
+  source_sha256 'e470c584332422893fb52e049f2cbd99e24dc6c6da971008b4e2ae4284f8796c'
 
   def self.build
     system "sed -i '145s,$,/libunrar.so,' makefile" # fix naming mistake
diff --git a/packages/unshield.rb b/packages/unshield.rb
index de8ac7a202..36a18e981f 100644
--- a/packages/unshield.rb
+++ b/packages/unshield.rb
@@ -5,7 +5,7 @@ class Unshield < Package
   homepage 'https://github.com/twogood/unshield'
   version '1.4.2'
   source_url 'https://github.com/twogood/unshield/archive/1.4.2.tar.gz'
-  source_sha1 '02935c888b04507f0a14036773539a4f8c20a152'
+  source_sha256 '5dd4ea0c7e97ad8e3677ff3a254b116df08a5d041c2df8859aad5c4f88d1f774'
 
   depends_on 'cmake'
 
diff --git a/packages/unzip.rb b/packages/unzip.rb
index 6c39d8e735..c4ac817b97 100644
--- a/packages/unzip.rb
+++ b/packages/unzip.rb
@@ -5,7 +5,8 @@ class Unzip < Package
   homepage 'http://www.info-zip.org/UnZip.html'
   version '1.6_1'
   source_url 'https://downloads.sourceforge.net/project/infozip/UnZip%206.x%20%28latest%29/UnZip%206.0/unzip60.tar.gz'
-  source_sha1 'abf7de8a4018a983590ed6f5cbd990d4740f8a22'
+  source_sha256 '036d96991646d0449ed0aa952e4fbe21b476ce994abc276e49d30e686708bd37'
+
   depends_on 'patch'
 
   # adapted from the homebrew recipe as seen at: https://github.com/Homebrew/homebrew-dupes/blob/master/unzip.rb
@@ -32,9 +33,7 @@ class Unzip < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "MANDIR=/usr/local/tmp/unzip-man", "-f", "unix/Makefile", "install"
-    #remove the man pages we couldn't install
-    system "rm -r -f /usr/local/tmp/unzip-man"
+    system "make", "BINDIR=#{CREW_DEST_DIR}#{CREW_PREFIX}/bin", "MANDIR=#{CREW_DEST_DIR}#{CREW_PREFIX}/share/man", "-f", "unix/Makefile", "install"
   end
 
 end
diff --git a/packages/valgrind.rb b/packages/valgrind.rb
index c900985c5d..ba220ca229 100644
--- a/packages/valgrind.rb
+++ b/packages/valgrind.rb
@@ -3,12 +3,47 @@ require 'package'
 class Valgrind < Package
   description 'Valgrind is an instrumentation framework for building dynamic analysis tools.'
   homepage 'http://valgrind.org/'
-  version '3.13.0'
+  version '3.13.0-1'
   source_url 'ftp://sourceware.org/pub/valgrind/valgrind-3.13.0.tar.bz2'
-  source_sha1 'ddf13e22dd0ee688bd533fc66b94cf88f75fad86'
+  source_sha256 'd76680ef03f00cd5e970bbdcd4e57fb1f6df7d2e2c071635ef2be74790190c3b'
+
+  depends_on 'patch' => :build
 
   def self.build
-    system './configure'
+    system 'patch -p0 << EOF
+--- coregrind/m_redir.c
++++ coregrind/m_redir.c
+@@ -1214,9 +1214,11 @@
+       add_hardwired_spec(
+          "ld-linux.so.2", "index",
+          (Addr)&VG_(x86_linux_REDIR_FOR_index), mandatory);
++#if CI_HACK_strlen
+       add_hardwired_spec(
+          "ld-linux.so.2", "strlen",
+          (Addr)&VG_(x86_linux_REDIR_FOR_strlen), mandatory);
++#endif
+    }
+
+ #  elif defined(VGP_amd64_linux)
+@@ -1238,6 +1240,7 @@
+       the start, otherwise ld.so makes a lot of noise. */
+    if (0==VG_(strcmp)("Memcheck", VG_(details).name)) {
+
++#if CI_HACK_strlen
+       add_hardwired_spec(
+          "ld-linux-x86-64.so.2", "strlen",
+          (Addr)&VG_(amd64_linux_REDIR_FOR_strlen),
+@@ -1251,6 +1254,8 @@
+          complain_about_stripped_glibc_ldso
+ #        endif
+       );
++#endif
++
+    }
+
+ #  elif defined(VGP_ppc32_linux)
+ EOF'
+    system './configure --prefix=/usr/local'
     system 'make'
   end
 
diff --git a/packages/videoproto.rb b/packages/videoproto.rb
new file mode 100644
index 0000000000..9822965fed
--- /dev/null
+++ b/packages/videoproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Videoproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '2.3.3'
+  source_url 'https://www.x.org/archive/individual/proto/videoproto-2.3.3.tar.gz'
+  source_sha256 'df8dfeb158767f843054248d020e291a2c40f7f5e0ac6d8706966686fee7c5c0'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/vidstab.rb b/packages/vidstab.rb
index 6423d1963f..089298569c 100644
--- a/packages/vidstab.rb
+++ b/packages/vidstab.rb
@@ -5,7 +5,7 @@ class Vidstab < Package
   homepage 'http://public.hronopik.de/vid.stab/'
   version '0.98b'
   source_url 'https://github.com/georgmartius/vid.stab/archive/release-0.98b.tar.gz'
-  source_sha1 '1030a1baa9b2cba844758a6cd8dd5d5fc23f9cd9'
+  source_sha256 '530f0bf7479ec89d9326af3a286a15d7d6a90fcafbb641e3b8bdb8d05637d025'
 
   depends_on 'cmake'
 
diff --git a/packages/vifm.rb b/packages/vifm.rb
index bcfd8ed9b0..18cfbedf94 100644
--- a/packages/vifm.rb
+++ b/packages/vifm.rb
@@ -5,9 +5,9 @@ class Vifm < Package
   homepage 'https://vifm.info/'
   version '0.8.2'
   source_url 'https://downloads.sourceforge.net/project/vifm/vifm/vifm-0.8.2.tar.bz2'
-  source_sha1 '1ae4179b2b9a43c440290af0ecc91b9235203be7'
+  source_sha256 '8b466d766658a24d07fc2039a26fefc6a018f5653684a6035183ca79f02c211f'
 
-  depends_on "ncurses"
+  depends_on 'ncurses'
 
   def self.build
     system "./configure", \
@@ -21,6 +21,6 @@ class Vifm < Package
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/vim.rb b/packages/vim.rb
index 0cbea4bbd5..96d9a3229c 100644
--- a/packages/vim.rb
+++ b/packages/vim.rb
@@ -5,7 +5,7 @@ class Vim < Package
   homepage 'http://www.vim.org/'
   version '8.0-1'
   source_url 'ftp://ftp.vim.org/pub/vim/unix/vim-8.0.tar.bz2'
-  source_sha1 '54bb7fe631ed8eaea5675ec934e88b0da1f1eca0'
+  source_sha256 '08bd0d1dd30ece3cb9905ccd48b82b2f81c861696377508021265177dc153a61'
 
   depends_on 'ncurses'
   # vim uses shared library of following languages, so need them isntalled at run-time
@@ -20,7 +20,6 @@ class Vim < Package
 
   def self.install
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
-    system "strip", "#{CREW_DEST_DIR}/usr/local/bin/vim"
 
     puts "\nMake sure to put your .vim directory in a subdirectory of /usr/local so it has execute permissions"
     puts "You can then symlink to your home directory so vim can see it"
diff --git a/packages/vpnc.rb b/packages/vpnc.rb
new file mode 100644
index 0000000000..1853cdc3c0
--- /dev/null
+++ b/packages/vpnc.rb
@@ -0,0 +1,23 @@
+require 'package'
+
+class Vpnc < Package
+  description 'client for cisco vpn concentrator'
+  homepage 'https://www.unix-ag.uni-kl.de/~massar/vpnc/'
+  version '0.5.3'
+  source_url 'https://www.unix-ag.uni-kl.de/~massar/vpnc/vpnc-0.5.3.tar.gz'
+  source_sha256 '46cea3bd02f207c62c7c6f2f22133382602baeda1dc320747809e94881414884'
+
+  depends_on 'libgcrypt'
+  depends_on 'openssl'
+  depends_on 'perl'
+
+  def self.build
+    system "sed -i 's,\./makeman.pl,perl makeman.pl,' Makefile"
+    system "sed -i 's,ETCDIR=/etc/vpnc,ETCDIR=#{CREW_PREFIX}/etc/vpnc,' Makefile"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/wayland.rb b/packages/wayland.rb
new file mode 100644
index 0000000000..72edb2abfd
--- /dev/null
+++ b/packages/wayland.rb
@@ -0,0 +1,12 @@
+require 'package'
+
+class Wayland < Package
+  description 'Wayland is intended as a simpler replacement for X, easier to develop and maintain.'
+  homepage 'https://wayland.freedesktop.org'
+  version '1.32.92'
+
+  is_fake
+
+  depends_on 'libwayland'
+  depends_on 'wayland_protocols'
+end
diff --git a/packages/wayland_protocols.rb b/packages/wayland_protocols.rb
new file mode 100644
index 0000000000..e78b138f5f
--- /dev/null
+++ b/packages/wayland_protocols.rb
@@ -0,0 +1,20 @@
+require 'package'
+
+class Wayland_protocols < Package
+  description 'Wayland is a protocol for a compositor to talk to its clients'
+  homepage 'https://wayland.freedesktop.org'
+  version '1.9'
+  source_url 'https://wayland.freedesktop.org/releases/wayland-protocols-1.9.tar.xz'
+  source_sha256 '666b72de30ca3b70c2b54ccc9e8114cb520e76db224c816b5e23501099174f75'
+
+  depends_on 'libwayland'
+  
+  def self.build
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/wbox.rb b/packages/wbox.rb
index 166cc738c2..56ab0b3338 100644
--- a/packages/wbox.rb
+++ b/packages/wbox.rb
@@ -5,7 +5,7 @@ class Wbox < Package
   homepage 'http://www.hping.org/wbox/'
   version '5'
   source_url 'http://www.hping.org/wbox/wbox-5.tar.gz'
-  source_sha1 '5f20fca378c8abf53bb6a9069ecdebeb40a74147'
+  source_sha256 '1589d85e83c8ee78383a491d89e768ab9aab9f433c5f5e035cfb5eed17efaa19'
 
   def self.build
     system "make"
diff --git a/packages/whois.rb b/packages/whois.rb
index 25058b3a21..46289ee3a9 100644
--- a/packages/whois.rb
+++ b/packages/whois.rb
@@ -5,7 +5,9 @@ class Whois < Package
   homepage 'https://github.com/rfc1036/whois'
   version '5.2.16'
   source_url 'https://github.com/rfc1036/whois/archive/v5.2.16.tar.gz'
-  source_sha1 '1a5afb7363ef62de0565ae10cee7f0a42b6b260e'
+  source_sha256 'd8204ca199329f14c33cb9f893b0f50918dbef34a6838317270e65c55ab32615'
+
+  depends_on 'gettext'
 
   def self.build
     system "sed -i 's,prefix = /usr,prefix = /usr/local,' Makefile"
diff --git a/packages/windowswmproto.rb b/packages/windowswmproto.rb
new file mode 100644
index 0000000000..2ce8acf7d3
--- /dev/null
+++ b/packages/windowswmproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Windowswmproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '1.0.4'
+  source_url 'https://www.x.org/archive/individual/proto/windowswmproto-1.0.4.tar.gz'
+  source_sha256 '2dccf510cf18a1b5cfd3a277c678d88303efc85478b479fec46228a861956eb7'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/wine.rb b/packages/wine.rb
index b216cc6cc4..f864468598 100644
--- a/packages/wine.rb
+++ b/packages/wine.rb
@@ -1,13 +1,12 @@
 require 'package'
-require 'json'
 require 'fileutils'
 
 class Wine < Package
   description 'Wine (originally an acronym for "Wine Is Not an Emulator") is a compatibility layer capable of running Windows applications on several POSIX-compliant operating systems, such as Linux, macOS, & BSD.'
   homepage 'https://www.winehq.org/'
-  version '2.10'
+  version '2.10-1'
   source_url 'https://dl.winehq.org/wine/source/2.x/wine-2.10.tar.xz'
-  source_sha1 '886bc24c315b2accbc2ad41d921e92177768f3a5'
+  source_sha256 '488df7ffd2e81da455bf428fc9eb784bb4273a890334500895665711bd52f179'
 
   depends_on 'bison'
   depends_on 'flex'
@@ -15,9 +14,9 @@ class Wine < Package
 
   def self.build
     case ARCH
-    when "i686" || "armv7l"
+    when "i686", "armv7l", "aarch64"
       system "./configure --without-x"
-    when "x86_64" || "aarch64"
+    when "x86_64"
       system "./configure --without-x --enable-win64"
     else
       abort "Error getting your device configuration."
@@ -27,7 +26,7 @@ class Wine < Package
 
   def self.install
     case ARCH
-    when "x86_64" || "aarch64"
+    when "x86_64"
       system "mkdir -p #{CREW_DEST_DIR}/usr/local/bin"
       FileUtils.cd("#{CREW_DEST_DIR}/usr/local/bin") do
         system "ln -s wine64 wine"
diff --git a/packages/xcb_proto.rb b/packages/xcb_proto.rb
new file mode 100644
index 0000000000..f847f2bc15
--- /dev/null
+++ b/packages/xcb_proto.rb
@@ -0,0 +1,20 @@
+require 'package'
+
+class Xcb_proto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '1.12'
+  source_url 'https://www.x.org/archive/individual/xcb/xcb-proto-1.12.tar.gz'
+  source_sha256 'cfa49e65dd390233d560ce4476575e4b76e505a0e0bacdfb5ba6f8d0af53fd59'
+
+  depends_on 'python27'
+  
+  def self.build
+    system "./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/xcmiscproto.rb b/packages/xcmiscproto.rb
new file mode 100644
index 0000000000..c9b5029cb3
--- /dev/null
+++ b/packages/xcmiscproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Xcmiscproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '1.2.2'
+  source_url 'https://www.x.org/archive/individual/proto/xcmiscproto-1.2.2.tar.gz'
+  source_sha256 '48013cfbe4bd5580925a854a43e2bccbb4c7a5a31128070644617b6dc7f8ef85'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/xe.rb b/packages/xe.rb
index e725e94c9a..d8955499e8 100644
--- a/packages/xe.rb
+++ b/packages/xe.rb
@@ -5,13 +5,13 @@ class Xe < Package
   homepage 'https://github.com/chneukirchen/xe/'
   version '0.6.1'
   source_url 'https://github.com/chneukirchen/xe/archive/v0.6.1.tar.gz'
-  source_sha1 '76c0a31c4d646314c3e92753a2fec3ae7cedad1d'
+  source_sha256 '36036d0e9464233d3113af187c473491298ed1168976330d7dd615b8f0521b96'
 
   def self.build
     system "make", "PREFIX=/usr/local"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 end
diff --git a/packages/xextproto.rb b/packages/xextproto.rb
new file mode 100644
index 0000000000..9948485f21
--- /dev/null
+++ b/packages/xextproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Xextproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '7.3.0'
+  source_url 'https://www.x.org/archive/individual/proto/xextproto-7.3.0.tar.gz'
+  source_sha256 '1b1bcdf91221e78c6c33738667a57bd9aaa63d5953174ad8ed9929296741c9f5'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/xf86vidmodeproto.rb b/packages/xf86vidmodeproto.rb
new file mode 100644
index 0000000000..a2e87191ef
--- /dev/null
+++ b/packages/xf86vidmodeproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Xf86vidmodeproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '2.3'
+  source_url 'https://www.x.org/archive/individual/proto/xf86vidmodeproto-2.3.tar.gz'
+  source_sha256 '4bdb8d868f65783f58d9619232a31a2c309e7ae15d24ce5efc579a732aaa271d'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/xineramaproto.rb b/packages/xineramaproto.rb
new file mode 100644
index 0000000000..faab3d9fe8
--- /dev/null
+++ b/packages/xineramaproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Xineramaproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '1.2'
+  source_url 'https://www.x.org/archive/individual/proto/xineramaproto-1.2.tar.gz'
+  source_sha256 'd1298f7e3bea0790bd3c93516b83ff4551b20b544c50fd231d53fc4b5ba93100'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/xmlclitools.rb b/packages/xmlclitools.rb
new file mode 100644
index 0000000000..2b8048194e
--- /dev/null
+++ b/packages/xmlclitools.rb
@@ -0,0 +1,22 @@
+require 'package'
+
+class Xmlclitools < Package
+  description 'xmlclitools provides four command-line tools for searching, modifying, and formating XML data. The tools are designed to work in conjunction with standard *nix utilities such as grep, sort, and shell scripts.'
+  homepage 'http://freecode.com/projects/xmlclitools'
+  version '1.61'
+  source_url 'ftp://ftp.nstu.ru/pub/sources/langs/xml/xmlclitools-1.61.tar.gz'
+  source_sha256 '262ce2f119a278ee2f965722f4d23b6b67f8baaa594858b9a0124849726e5a63'
+
+  depends_on 'glib'
+  depends_on 'pcre'
+  depends_on 'libxml2'
+
+  def self.build
+    system './configure'
+    system 'make'
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/xorg_proto.rb b/packages/xorg_proto.rb
new file mode 100644
index 0000000000..030765ffdd
--- /dev/null
+++ b/packages/xorg_proto.rb
@@ -0,0 +1,34 @@
+require 'package'
+
+class Xorg_proto < Package
+  is_fake
+
+  depends_on 'applewmproto'
+  depends_on 'bigreqsproto'
+  depends_on 'compositeproto'
+  depends_on 'damageproto'
+  depends_on 'dmxproto'
+  depends_on 'dri2proto'
+  depends_on 'dri3proto'
+  depends_on 'fixesproto'
+  depends_on 'fontcacheproto'
+  depends_on 'fontsproto'
+  depends_on 'glproto'
+  depends_on 'inputproto'
+  depends_on 'kbproto'
+  depends_on 'presentproto'
+  depends_on 'printproto'
+  depends_on 'randrproto'
+  depends_on 'recordproto'
+  depends_on 'renderproto'
+  depends_on 'resourceproto'
+  depends_on 'scrnsaverproto'
+  depends_on 'trapproto'
+  depends_on 'videoproto'
+  depends_on 'windowswmproto'
+  depends_on 'xcmiscproto'
+  depends_on 'xextproto'
+  depends_on 'xf86vidmodeproto'
+  depends_on 'xineramaproto'
+  depends_on 'xproto'
+end
diff --git a/packages/xproto.rb b/packages/xproto.rb
new file mode 100644
index 0000000000..c81966c192
--- /dev/null
+++ b/packages/xproto.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Xproto < Package
+  description 'The protocols for the X window system provide extended functionality for communication between a X client and the server.'
+  homepage 'https://x.org'
+  version '7.0.31'
+  source_url 'https://www.x.org/archive/individual/proto/xproto-7.0.31.tar.gz'
+  source_sha256 '6d755eaae27b45c5cc75529a12855fed5de5969b367ed05003944cf901ed43c7'
+
+  def self.build
+    system "./configure"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
diff --git a/packages/xxhash.rb b/packages/xxhash.rb
index dd2e50f1bd..0a9327b89f 100644
--- a/packages/xxhash.rb
+++ b/packages/xxhash.rb
@@ -5,7 +5,7 @@ class Xxhash < Package
   homepage 'http://cyan4973.github.io/xxHash/'
   version '0.6.2'
   source_url 'https://github.com/Cyan4973/xxHash/archive/v0.6.2.tar.gz'
-  source_sha1 '303f93e57b4e1ddc627d62a3313eaab82fd11720'
+  source_sha256 'e4da793acbe411e7572124f958fa53b280e5f1821a8bf78d79ace972950b8f82'
 
   def self.build
     system "make"
diff --git a/packages/xzutils.rb b/packages/xzutils.rb
index 9f68578296..a8a2fb3ca7 100644
--- a/packages/xzutils.rb
+++ b/packages/xzutils.rb
@@ -5,18 +5,16 @@ class Xzutils < Package
   homepage 'http://tukaani.org/xz/'
   version '5.2.3-2'
   source_url 'http://tukaani.org/xz/xz-5.2.3.tar.gz'
-  source_sha1 '529638eec3597e429cc54c74551ac0a89169e841'
+  source_sha256 '71928b357d0a09a12a4b4c5fafca8c31c19b0e7d3b8ebb19622e96f26dbf28cb'
 
   def self.build
-    system "./configure", "--prefix=/usr/local", "--disable-docs", "--enable-shared", "--disable-static", "--with-pic"
+    system "./configure", "--prefix=/usr/local", "--libdir=#{CREW_LIB_PREFIX}",
+           "--disable-docs", "--enable-shared", "--disable-static", "--with-pic"
     system "make"
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
-
-    # strip debug symbol from library
-    system "strip -S #{CREW_DEST_DIR}/usr/local/lib/liblzma.so.*"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
   end
 
   def self.check
diff --git a/packages/yarn.rb b/packages/yarn.rb
new file mode 100644
index 0000000000..6277836a95
--- /dev/null
+++ b/packages/yarn.rb
@@ -0,0 +1,17 @@
+require 'package'
+
+class Yarn < Package
+  description 'Yarn is a new package manager for JavaScript and an alternative to npm.'
+  homepage 'https://yarnpkg.com/en/'
+  version '0.27.0-20170629.1443'
+  source_url 'https://nightly.yarnpkg.com/yarn-v0.27.0-20170629.1443.tar.gz'
+  source_sha256 'e1086d267151cd05896b15023e8c4e253a64e675a80bb38dc294b5b1c86c6656'
+
+  depends_on 'node' unless File.exists? '/usr/local/bin/node'
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_DIR}/usr/local"
+    system "cp -r lib/ #{CREW_DEST_DIR}/usr/local"
+    system "cp -r bin/ #{CREW_DEST_DIR}/usr/local"
+  end
+end
diff --git a/packages/yasm.rb b/packages/yasm.rb
index 4c76bbd6c1..7d4544677e 100644
--- a/packages/yasm.rb
+++ b/packages/yasm.rb
@@ -1,10 +1,11 @@
 require 'package'
+
 class Yasm < Package
   version '1.3.0'
   description 'Yasm is a complete rewrite of the NASM assembler under the new BSD License.'
   homepage 'http://yasm.tortall.net/'
   source_url 'http://www.tortall.net/projects/yasm/releases/yasm-1.3.0.tar.gz'
-  source_sha1 'b7574e9f0826bedef975d64d3825f75fbaeef55e'
+  source_sha256 '3dce6601b495f5b3d45b59f7d2492a340ee7e84b5beca17e48f862502bd5603f'
 
   def self.build
     system './configure --prefix=/usr/local'
diff --git a/packages/zlibpkg.rb b/packages/zlibpkg.rb
index e415c21832..9e1604469d 100644
--- a/packages/zlibpkg.rb
+++ b/packages/zlibpkg.rb
@@ -5,10 +5,10 @@ class Zlibpkg < Package
   homepage 'http://www.zlib.net/'
   version '1.2.11-1'
   source_url 'http://www.zlib.net/zlib-1.2.11.tar.gz'
-  source_sha1 'e6d119755acdf9104d7ba236b1242696940ed6dd'
+  source_sha256 'c3e5e9fdd5004dcb542feda5ee4f0ff0744628baf8ed2dd5d66f8ca1197cb1a1'
 
   def self.build
-    system "./configure"
+    system "./configure", "--libdir=#{CREW_LIB_PREFIX}"
     system "make"
   end
 
@@ -16,10 +16,7 @@ class Zlibpkg < Package
     system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
 
     # remove static library since there is no configuration option to not create it.
-    system "rm", "#{CREW_DEST_DIR}/usr/local/lib/libz.a"
-
-    # strip library
-    system "strip -S #{CREW_DEST_DIR}/usr/local/lib/libz.so.*"
+    system "rm", "#{CREW_DEST_DIR}#{CREW_LIB_PREFIX}/libz.a"
   end
 
   def self.check
diff --git a/packages/zsh.rb b/packages/zsh.rb
index c89e512268..b7ec3c46c3 100644
--- a/packages/zsh.rb
+++ b/packages/zsh.rb
@@ -4,10 +4,10 @@ class Zsh < Package
   description 'Zsh is a shell designed for interactive use, although it is also a powerful scripting language.'
   homepage 'http://zsh.sourceforge.net/'
   version '5.0.7'
-  source_url "http://sourceforge.net/projects/zsh/files/zsh/5.0.7/zsh-5.0.7.tar.gz/download"
-  source_sha1 "a77519d3a6c251c69b1f4924cacdac17cc8e6a9d"
+  source_url 'http://sourceforge.net/projects/zsh/files/zsh/5.0.7/zsh-5.0.7.tar.gz/download'
+  source_sha256 '43f0a4c179ef79bb8c9153575685f7f45f28a3615c8cf96345f503d5b9e7b919'
 
-  depends_on "ncurses"
+  depends_on 'ncurses'
 
   def self.build
     system "./configure --prefix=/usr/local"