Hack and NetHack Feature list, development history, and links to resources. http://www.hut.fi/~eye/roguelike/nethack.html

Google Groups - rec.games.hack Threaded archive of Usenet posts. (Discontinued September 1994) http://groups.google.com/groups?group=rec.games.hack&start=88

PaleoHack Palm OS port. Changelog, play guide, source and executable files, and build instructions. http://paleohack.berlios.de/

Hack 1.0.3 Original source distribution with release commentary and history. http://homepages.cwi.nl/~aeb/games/hack/hack.html

RevivedHack Adaptation of PC Hack 3.61 to Windows. Background, screenshot, and executable. http://www.freewebs.com/drussell/RevivedHack.htm

Decker Adventures in a cyberpunk world. Overview, FAQ, theme and source files, and Windows executable. http://www.caro.net/dsi/decker/