QuakeWiki
QuakeCraft!

This one is a mash-up. Tom Mustaine wanted to see if Minecraft-like gameplay could have been prototyped back in the 1996 era Quake tech. His answer was positive! So, what’s all this about? Requirements: Quake 1 .pak files A modern Quake1 source port. (only tested with Darkplaces) Unzip QuakeCraft into your Quake 1 (source port) folder