OStatic

3D game engine and multiplayer/singleplayer FPS game

ezQuake seeks to unify the development of QuakeWorld clients

D2X-XL is an OpenGL port of the classic 3D Shooter game Descent 2 for Win32, Linux and Mac OS X, containing many enhancements and bug fixes while pres...

AssaultCube (formerly ActionCube) is an open source first person shooter game based on the game Cube. It maintains the simplistic design of Cube whil...

Hammer of Thyrion is a port of Raven's Hexen2 source code and is based on the original Linux Hexen II project, Anvil of Thyrion. HoT includes man...

Windows/Unix/Mac OS X source port of Doom, Heretic and Hexen. Lets you enjoy the original games using modern technology. Supports e.g. OpenGL, Direct3...

3D game engine (more powerful redesign of the Cube engine) and FPS/RPG game

Spawned from the Doom Engine, EDGE advances into the future with easy development and expansion as a cornerstone, making use of advancing technology a...

Aleph One is an open-source descendant of Bungie's _Marathon 2_ first-person 3D shooting game. A1 plays Marathon 2, Infinity, and 3rd-party cont...

Paintball2 is a fast-paced first-person game with capture the flag, elimination, siege, and deathmatch (free-for-all) styles of gameplay. This projec...