diff --git a/public/openapi.json b/public/openapi.json
index 764c2d4..648367e 100644
--- a/public/openapi.json
+++ b/public/openapi.json
@@ -2,18 +2,20 @@
   "openapi": "3.0.3",
   "info": {
     "title": "Zkitter Groups - OpenAPI 3.0",
-    "description": "Whitelisted GitHub and DAOs groups. \n\n[GitHub](https://github.com/zkitter/groups)",
+    "description": "### Whitelisted GitHub and DAOs groups. \n\nTop [Snapshot](https://snapshot.org/#/) organizations as per their number of followers are whitelisted and result in 2 groups:\n\n- the [GitHub](https://github.com/) users who contributed at least to 1 of the public repositories of 1 of the whitelisted organizations.\n- the [Ethereum](https://ethereum.org/en/) addresses who casted at least 1 vote for 1 of the governance proposals of 1 of the whitelisted DAOs.\n\nAfter turning these groups into [Semaphore](https://semaphore.appliedzkp.org/) groups, their members can anonymously use Zkitter.\n\n**API:** see [openapi.json](..) for the full specification.\n\n[GitHub Repository](https://github.com/zkitter/groups)",
     "license": {
       "name": "MIT",
       "url": "https://github.com/zkitter/groups/blob/main/LICENSE"
     },
     "contact": {
-      "name": "r1oga",
-      "url": "https://github.com/r1oga",
       "email": "me@r1oga.io"
     },
     "version": "1.0.0"
   },
+  "externalDocs": {
+    "description": "Find out more about Zkitter",
+    "url": "https://zkitter.com"
+  },
   "servers": [
     {
       "url": "https://zkitter-groups.fly.dev/"