src/Doc/System/Phabricator.thy

   \<^medskip>
   The following Phabricator instances may serve as examples:
 
     \<^item> Phabricator development \<^url>\<open>https://secure.phabricator.com\<close>
     \<^item> Wikimedia development \<^url>\<open>https://phabricator.wikimedia.org\<close>
+    \<^item> Blender development \<^url>\<open>https://developer.blender.org/\<close>
     \<^item> Mercurial development \<^url>\<open>https://phab.mercurial-scm.org\<close>
     \<^item> Isabelle development \<^url>\<open>https://isabelle-dev.sketis.net\<close>
 
   \<^medskip> Initial Phabricator configuration requires many details to be done
   right.\<^footnote>\<open>See also