Deleted

Games popular with your friends:
http://store.steampowered.com/recommended/friendactivity/

Games popular to everyone:
http://store.steampowered.com/stats/

Games popular within a group:
Search Google with the group name and "site:steamgifts.com/group/"

https://www.steamgifts.com/group/SJ7Bu/steamgifts/wishlist
https://www.steamgifts.com/group/76vf4/gamingonlinux/wishlist
etc.

https://github.com/mabako/steam-group-wishlist

Use this script: https://www.steamgifts.com/discussion/HipoH/userscript-sglc-steamgifts-library-checker-v014-20170531