Source ports are modifications of a game's source code that add extra features, such as improved graphics. For Quake, source ports also allow you to play Quake without having to run the game in DOS or a DOS-emulating program like DOSBox.
Quake
Single Player
- Darkplaces
- DirectQ
- FitzQuake
- GLQuake
- JoeQuake
- ProQuake
- Quakespasm
- Telejano
- Tenebrae
- TomazQuake
- TyrQuake
- WinQuake
Multiplayer
Quake 2
Quake 3 Arena
Also see
http://www-personal.umich.edu/~jimw/q2/ http://antiche.at/