Crossfire RPG Game Weather Patch -- Now a branch on the official repo!
An online multiplayer real time strategy game
mGSTEP port of the Cube game engine
Alternative Teeworlds Client with many exciting features!
WeComeInPeace is a simple RTS game that aims towards multiplayer
Free MMORPG
Multiplayer Rogue-like combat game
An open-source, multiplayer fps based on Cube 2 Engine.
C/C++ , PHP, PYTHON, 3D ENGINES, CHROME NATIVE CLIENT
A minimalist multiplayer game inspired by Astro Party, for Windows.
3D Space Station Simulator (inspired by SS13)
Multi scripts for CS:GO that do just about everything
QuakeWorld client ported to OS/2
Olympia PBEM code
Re-imagining of Jetpac with online multiplayer
A local multiplayer top-down space combat game