Download of dimensionex550.zip (dimensionex550.zip ( external link: SF.net): 2,028,320 bytes) will begin shortly. If not so, click link on the left.
DimensioneX is a free Massive Multiplayer Game Engine.
It lets you develop and then run or host browser-based, graphical multiplayer games. The users will play games simply via their browser.
DimensioneX runs on any Java-enabled web server (eg. Tomcat)