Solar2D Game Engine main repository (ex Corona SDK)
Animation Compression Library
Ct.js is a desktop game engine that makes learning programming fun
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
2D game development library for Ruby and C++
The Open Toolkit library is a fast, low-level C# wrapper for OpenGL
Powerful, mature open-source cross-platform game engine for Python
A .NET ascii/ansi console engine written in C# for MonoGame and XNA
RPG Maker 2000/2003 and EasyRPG games interpreter
Haskell game engine library for roguelike dungeon crawlers
A simple math library for games and computer graphics
Rust library to create a Good Game Easily
A cross-platform, open-source, pure C game engine for mobile game
Urho3D Game engine
A multi core friendly rigid body physics and collision detection lib
A pure Go game engine
Game engine supporting many 3D/2D formats and graphic effects
A simple tool to allow Chessmaster 10/11 bot customizations
Game framework with AI
Javascript library for making tile based games
A hand-crafted 2D game library in Go
A fast, scalable, distributed game server engine/framework for C++
A 2D game engine and level editor