Arianne is an engine to develop multiplayer online games like Stendhal
An open-source Phantasy Star Online server for *nix
Free MMORPG
JavaScript library to generate GW2 ToolTips based on official Wiki
Mu Online Launcher
To create an open source and openly developed mmorpg
PHP-Nuke modified version
Earthlead is a free massive multiplayer online browser strategy game.
Project to development common data format for Eve market order data
PlaneShift Role Playing Game immersed into a 3D virtual fantasy world