Eureka is a DOOM map editor
Combat Flight Simulator for LINUX. WW2. Network and VOIP. Open-source.
Edit BZFlag world maps with 3D preview
A cross-platform port of Hexen II game.
A free 3d game for PC that does not limit the player. Fight,Build,Gain
Searching in 3D stages
PAK file editor for Quake engine games
OpenGL port of the classic 6dof 3D shooter Descent
Your death sentence awaits...
A fun-filled new take on the casual first person arena shooter.
Sourceport of the classic Descent Level Editor