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
A development environment focused on modding
Play Fighting Fantasy fan stories on this simple engine
Injectable LUA scripting system, SDK generator, live property editor
Godot is a powerful cross-platform game engine
Cross-Platform C++ 2D/3D game engine
Flax Engine, multi-platform 3D game engine
Sandbox video game with a powerful physics engine
Simple Beat Saber Mod Installer
Diablo build for modern operating systems
Open game and rendering engine packed into a JavaScript framework
An iOS & tvOS Frontend for Multiple Emulators
Multi Theft Auto is a game engine
Open source voxel game engine with support for survival and crafting
Real Time Strategy game engine supporting early Westwood classics
The Tiny JavaScript Game Engine That Can!
Lutris desktop client in Python
Magic Another Game Engine
fheroes2 is a recreation of Heroes of Might and Magic II game engine
A retro game engine for Python
Java/JavaFX/Kotlin Game Library (Engine)