The ioquake3 community effort to continue supporting/developing id's
Improved Quake III Arena engine
A real-time 3D engine for DOS-talgics (see GLOBE_3D for new stuff !)
A modern, cross-platform Quake game engine based on FitzQuake.
Realtime raytracer using SIMD on ARM, MIPS, PPC and x86
Cross-Platform Level Editor for Doom3 and The Dark Mod
My addon for GAME: WW2GI,N.A.M.,Duke Nukem 3D,Blood,Shadow Warrior
Open source FPS/RTS Game
Dpmaster, an open master server
Superproject containing build scripts and tools to download assets
Retro game engine for creating games like it's 1997
Source port of Doom, Heretic, Hexen and Strife developed in Delphi
X11/SDL/GDK port of Engoo, a software-rendered Quake engine.
Quake PAK file utility
PAK file editor for Quake engine games
A customizable 3D platform for agent-based AI research
3D-Accelerated open-source DOOM engine
Quake Engine Map Viewer
Game engine for playing tomb raider 1 - 5 levels.
3D drape simulation engine using particle based method
A simple map launcher for Quake.