Multi Theft Auto is a game engine
Open-source engine for Heroes of Might and Magic III
Injectable LUA scripting system, SDK generator, live property editor
3D Procedural Game Engine Using OpenGL
The Tiny JavaScript Game Engine That Can!
The flexible game engine
Rust library to create a Good Game Easily
Animation Compression Library
A game framework written with osu! in mind.
A modern, cross-platform Quake game engine based on FitzQuake.
A cross-platform 2D game engine
A cross platform Lua based game engine
Game engine for playing tomb raider 1 - 5 levels.
Educational framework for OpenGLES, OpenCL and OpenAL
A generic 2D engine for any kind of game
C++ OpenSource Game Fabric based on SDL2
TR Game Engine allows you to develop your game quickly and easily.
Java game engine for shoot 'em ups, using Java2D.
Cross-platform 2D game engine
Zap Engine