A 2D game engine and level editor
A cross-platform 2D game engine
Planimeter Game Engine 2D - LÖVE-based game engine for Lua
Web powered cross-platform 3D, WebXR game engine
scriptable game engine with built-in support for 2D graphics and sound
A mobile game distributed server implemented using netty4.X
The Atomic Game Engine is a multi-platform 2D and 3D engine
An advanced flexible game engine for Java.
Built to be ease of use, with no programming knowledge, Multi-platform
XNA based game engine completely written in c#
A generic 2D engine for any kind of game
2D physics engine for games
Free Android 2D OpenGL Game Engine
Java Client + JS/Canvas Server-Side System, with maintained Objects
cross-platform 2d game engine
A game engine in java for 2D strategy games
Java game engine for shoot 'em ups, using Java2D.
Cross-platform 2D game engine