A redis protocol compatible nosql, it support multiple storage engines
A rudimentary 2D isometric engine
scriptable game engine with built-in support for 2D graphics and sound
3D drape simulation engine using particle based method
2D ARPG Engine
The ultimate 2D side scrolling engine. NOTE: Moved to GitHUB
IRB is a game creation toolkit
PvP, MUD RPG.
3D urban environment renderer : browser-app ; as well as a GTA clone
2D game engine for traditional platform games
2d/3d Game Engine
plugin-based RPG manager in C++ and Qt5
Paintown is a 2d fighting game engine.