Arianne is an engine to develop multiplayer online games like Stendhal
Event driven concurrent framework for Python
evolution for vegastrike SpaceSim/Combat/Trade game
The famous Maze War game recreated as a modern web application.
Free MMORPG Engine. Develop and host graphical browser-based games.
Multi-user whiteboard emphasizing simplicity.
Free, open-source platform for running LEGO® SERIOUS PLAY® remotely