Fast and lightweight JavaScript game engine built on WebGL and glTF
Free MMORPG
GameWhizzards is a user created, Open Source 3D MMORPG
RelaxChess, chess game that makes no search futher needed for a wow
plugin-based RPG manager in C++ and Qt5
Version 1.2
The original Xivio.com World Server Core
Online music hits, forum, chat and fps games
3d peer to peer chatroom where associated pairs of text gravitate
Single-player first person shooter game for JSR-184 Java/J2ME phones.
PlaneShift Role Playing Game immersed into a 3D virtual fantasy world