Solar2D Game Engine main repository (ex Corona SDK)
Open Source real-time strategy game engine for early Westwood games
The flexible game engine
Fast and lightweight JavaScript game engine built on WebGL and glTF
Entitas is a super fast Entity Component System (ECS) Framework
Godot is a powerful cross-platform game engine
Injectable LUA scripting system, SDK generator, live property editor
Cross-Platform C++ 2D/3D game engine
Flax Engine, multi-platform 3D game engine
Multi Theft Auto is a game engine
Real Time Strategy game engine supporting early Westwood classics
Open source voxel game engine with support for survival and crafting
Magic Another Game Engine
fheroes2 is a recreation of Heroes of Might and Magic II game engine
A retro game engine for Python
Open source clone of the Age of Empires II engine
LayaAir is an open-source 2D/3D engine
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
3D Procedural Game Engine Using OpenGL
Powerful, mature open-source cross-platform game engine for Python
The game engine for everyone
A fresh & lightweight javascript game engine
KorGE Game Engine. Multiplatform Kotlin Game Engine & Korlibs
An easy to use 2D HTML5 game engine written in TypeScript
Open-source engine for Heroes of Might and Magic III