Odamex is a free, cross-platform, modern client-server Doom engine
Cross-platform real-time strategy game (3D)
X3D Prototypes for the SMUOS Component
A collection of all maps and games made for the TripleA game engine
A simple 2D-Chess
a Human and Artificial Intelligence Network
canarymod plugin to play capture the flag on minecraft
Java decentralized cross-platform network multiplayer game engine
A Java learning Project with libgdx
Free strategy browsergame engine.
The original Xivio.com World Server Core
Multiplayer geography game.
Multiplayer dungeon crawler
Ein einfaches Schachspiel
Turn based tactical battle multiplayer game with Aliens and Marines
Modular Minecraft server plugin - commands, events, ...