GnollHack Communities
- GnollHack Discord Server — Chat about GnollHack.
NetHack Communities
- NetHack Subreddit — Forum for NetHack and its variants.
- NetHack Wiki — Official wiki for NetHack and its variants.
- NetHack Scoreboard — Cross-server scoreboard for NetHack and its variants.
Roguelike Communities
- Roguelikes Discord Server — Chat about roguelikes. It has multiple NetHack channels.