- Home: https://roguebasin.com/index.php/Hack, https://nethackwiki.com/wiki/Hack_1.0.3, https://homepages.cwi.nl/~aeb/games/hack/hack.html, https://packages.debian.org/search?keywords=bsdgames
- Media: https://en.wikipedia.org/wiki/Hack_(video_game)
- State: mature, inactive since 1985
- Keyword: role playing, roguelike, text-based
- Code language: C
- Code license: 3-clause BSD
- Developer: Jay Fenlason
Served as the inspiration for NetHack.