Source ports
Sometimes a gaming company releases the source of a game. Below is a list of games with their Linux ports. Most of the games have enhancements such as high resolutions and OpenGL support.
Descent 1
Descent 2
Doom
Duke Nukem
Freespace 2
Heretic
Hexen
Hexen 2
Marathon 2
Quake
Quake 2
Red Alert
