Open source voxel world
LGSL (Live Game for PHP 5.4-8+: online status for various gameservers
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.
Cross-platform real-time strategy game (3D)
Adds Discord Functionality to Lands.
A 2D multiplayer space shooter game
A free 3d game for PC that does not limit the player. Fight,Build,Gain
Advanced map editor
Extra image set for Crossfire RPG Game
The world is no longer the same
tour based strategic game
A Endless running game set in desert filled with obstacles
Free and open source Avatar Webgame made by Vietnam
A TDM GameMode
Snakes of Apocalypse is a funny multiplayer game
Sanicball is a racing game that throws away complex gameplay mechanics
Crossfire RPG Game Weather Patch -- Now a branch on the official repo!
A fun realistic multiplayer free-and-open-source first-person-shooter!
Ur-Quan Masters High Definition