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)
A 2D multiplayer space shooter game
Snakes of Apocalypse is a funny multiplayer game
New version of PTkEI2, the cross-platform GUI client for Wolfpack Empi
A funny game for a good company similar to karaoke
Updated client for Battletech MUX game servers
Map creator for the BattlleTech MUX
Minecraft Name Availability Checker
Java decentralized cross-platform network multiplayer game engine
The All-in-One music game
A Simple and Easy to Use User Interface for Private Bukkit Servers
Flickit is fun 2d physics arcade style game.
An HTML web game platform
Damage calculator and items comparison tool for Diablo 3
Frontend for Minecraft Server