A development environment focused on modding
Godot is a powerful cross-platform game engine
Injectable LUA scripting system, SDK generator, live property editor
Cross-Platform C++ 2D/3D game engine
Fast and lightweight JavaScript game engine built on WebGL and glTF
Solar2D Game Engine main repository (ex Corona SDK)
Open Source real-time strategy game engine for early Westwood games
The flexible game engine
UCI chess engine
Entitas is a super fast Entity Component System (ECS) Framework
Simple Beat Saber Mod Installer
Diablo build for modern operating systems
Sandbox video game with a powerful physics engine
Magic Another Game Engine
Home theater software and entertainment hub for digital media
Lutris desktop client in Python
Real Time Strategy game engine supporting early Westwood classics
A retro game engine for Python
Multi Theft Auto is a game engine
fheroes2 is a recreation of Heroes of Might and Magic II game engine
Free, open source game engine online
The game engine for everyone
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
Open source voxel game engine with support for survival and crafting
3D Procedural Game Engine Using OpenGL