Odamex is a free, cross-platform, modern client-server Doom engine
0 A.D. is a free, open-source, cross-platform real-time strategy game.
Cooperative multiplayer graphical RPG and adventure game
Combat Flight Simulator for LINUX. WW2. Network and VOIP. Open-source.
A free 3d game for PC that does not limit the player. Fight,Build,Gain
Extra image set for Crossfire RPG Game
Dynamic IP retrieval to report to Crossfire Metaserver
Snakes of Apocalypse is a funny multiplayer game
Crossfire RPG Game Weather Patch -- Now a branch on the official repo!
A auto Timer shows u or ur party number's COE info synchronously.
mGSTEP port of the Cube game engine
A multiplatform medieval 3D MMORPG
oGame-like browser space realtime strategy game based on xNova