GraphOX is awesome
Sublimity Gaming Dungeons - Loot
Gameserver Installer/Startscript for HL1 and HL2 Games
Simple server list with direct connect via scripts.
Open Source Virtual World and MMOG Development Platform
Proxy for games that emulates network conditions like ping and lag.
Modular Minecraft server plugin - commands, events, ...
Tools for installing and setting up dedicated Battlefield servers
minecraft, server, statistik, bukkit, gigacraft
A multiplayer First-Person-Shooter game built in Java 3D
A program to play games through a server with other users.
PHP Multiplayer Chess Script
Multiplayer snakes and ladders game Script
Wordfilter Plugin for Bukkit
A Plugin for the Bukkit Server Wrapper system that messes with people!
A lame multi-user dungeon engine.
Frontend for Minecraft Server
Space Exploration Game
Battlefield 3 Remote Administration and Information PHP Class
Multi-user whiteboard emphasizing simplicity.