diff --git a/bin/crew b/bin/crew
index 4be43c6b8..60c058d3d 100755
--- a/bin/crew
+++ b/bin/crew
@@ -6,6 +6,7 @@ require 'fileutils'
 require 'tmpdir'
 require_relative '../commands/const'
 require_relative '../commands/help'
+require_relative '../commands/list'
 require_relative '../lib/docopt'
 require_relative '../lib/color'
 require_relative '../lib/const'
@@ -222,62 +223,6 @@ def list_packages
   end
 end
 
-def list_available
-  Dir["#{CREW_PACKAGES_PATH}/*.rb"].each do |filename|
-    pkg_name     = File.basename(filename, '.rb')
-    filelist     = File.join(CREW_META_PATH, "#{pkg_name}.filelist")
-    not_installed = !File.file?(filelist)
-
-    next unless not_installed
-
-    begin
-      set_package pkg_name, filename
-    rescue StandardError => e
-      puts "Error with #{pkg_name}.rb: #{e}".red unless e.to_s.include?('uninitialized constant')
-    end
-    puts pkg_name if @pkg.compatible?
-  end
-end
-
-def list_installed
-  if @opt_verbose
-    installed_packages = []
-    @device[:installed_packages].each do |package|
-      search package[:name], true
-      installed_packages.append("#{package[:name]} #{package[:version]}")
-    end
-    sorted_installed_packages = installed_packages.sort
-    sorted_installed_packages.unshift('======= =======')
-    sorted_installed_packages.unshift('Package Version')
-    first_col_width = sorted_installed_packages.map(&:split).map(&:first).max_by(&:size).size + 2
-    sorted_installed_packages.map(&:strip).each do |line|
-      puts "%-#{first_col_width}s%s".lightgreen % line.split
-    end
-    print "\n"
-  else
-    Dir["#{CREW_META_PATH}/*.directorylist"].map do |f|
-      File.basename(f, '.directorylist').lightgreen
-    end
-  end
-end
-
-def list_compatible(compat = true)
-  Dir["#{CREW_PACKAGES_PATH}/*.rb"].each do |filename|
-    pkg_name = File.basename filename, '.rb'
-    if @device[:compatible_packages].any? { |elem| elem[:name] == pkg_name }
-      if compat
-        if File.file? "#{CREW_META_PATH}/#{pkg_name}.filelist"
-          puts pkg_name.lightgreen
-        else
-          puts pkg_name
-        end
-      end
-    elsif !compat
-      puts pkg_name.lightred
-    end
-  end
-end
-
 def generate_compatible
   puts 'Generating compatible packages...'.orange if @opt_verbose
   @device[:compatible_packages] = []
@@ -1964,15 +1909,7 @@ def install_command(args)
 end
 
 def list_command(args)
-  if args['available']
-    list_available
-  elsif args['installed']
-    puts list_installed
-  elsif args['compatible']
-    list_compatible true
-  elsif args['incompatible']
-    list_compatible false
-  end
+  Command.list(args['available'], args['installed'], args['compatible'], args['incompatible'], @opt_verbose)
 end
 
 def postinstall_command(args)
diff --git a/commands/list.rb b/commands/list.rb
new file mode 100644
index 000000000..00476107c
--- /dev/null
+++ b/commands/list.rb
@@ -0,0 +1,50 @@
+require 'fileutils'
+require 'json'
+require_relative '../lib/color'
+require_relative '../lib/const'
+require_relative '../lib/package'
+
+class Command
+  def self.list(available, installed, compatible, incompatible, verbose)
+    device_json = JSON.load_file('/usr/local/etc/crew/device.json', symbolize_names: true)
+    installed_packages = {}
+    device_json[:installed_packages].each do |package|
+      installed_packages[package[:name]] = package[:version]
+    end
+
+    if available
+      Dir["#{CREW_PACKAGES_PATH}/*.rb"].each do |filename|
+        pkg_name = File.basename(filename, '.rb')
+        next if installed_packages.key?(pkg_name)
+        pkg = Package.load_package(filename)
+        puts pkg_name if pkg.compatible?
+      end
+    elsif installed
+      if verbose
+        installed_packages['======='] = '======='
+        installed_packages['Package'] = 'Version'
+        first_col_width = installed_packages.keys.max {|a, b| a.size <=> b.size }.size
+        installed_packages.sort.to_h.each do |package, version|
+          puts "#{package.ljust(first_col_width)}  #{version}".lightgreen
+        end
+      else
+        installed_packages.each_key do |package|
+          puts package.lightgreen
+        end
+      end
+    elsif compatible
+      Dir["#{CREW_PACKAGES_PATH}/*.rb"].each do |filename|
+        pkg_name = File.basename(filename, '.rb')
+        pkg = Package.load_package(filename)
+        puts pkg_name.lightgreen if pkg.compatible? && installed_packages.key?(pkg_name)
+        puts pkg_name if pkg.compatible?
+      end
+    elsif incompatible
+      Dir["#{CREW_PACKAGES_PATH}/*.rb"].each do |filename|
+        pkg_name = File.basename(filename, '.rb')
+        pkg = Package.load_package(filename)
+        puts pkg_name.lightred unless pkg.compatible?
+      end
+    end
+  end
+end
diff --git a/lib/const.rb b/lib/const.rb
index 986639fe1..8ed41df12 100644
--- a/lib/const.rb
+++ b/lib/const.rb
@@ -1,7 +1,7 @@
 # lib/const.rb
 # Defines common constants used in different parts of crew
 
-CREW_VERSION = '1.44.9'
+CREW_VERSION = '1.45.0'
 
 # kernel architecture
 KERN_ARCH = `uname -m`.chomp