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
Injectable LUA scripting system, SDK generator, live property editor
Godot is a powerful cross-platform game engine
Unicorn CPU emulator framework (ARM, AArch64, M68K, Mips, Sparc
Cross-Platform C++ 2D/3D game engine
Flax Engine, multi-platform 3D game engine
Simple and light-weight 3D game engine
Game engine to build text adventures.
A free & open-source 2D sprite editor, made with the Godot Engine
Sandbox video game with a powerful physics engine
Simple Beat Saber Mod Installer
Diablo build for modern operating systems
Real Time Strategy game engine supporting early Westwood classics
Multi Theft Auto is a game engine
An iOS & tvOS Frontend for Multiple Emulators
Open game and rendering engine packed into a JavaScript framework
A complete 3-D game development suite written in Java
fheroes2 is a recreation of Heroes of Might and Magic II game engine
The Tiny JavaScript Game Engine That Can!
Magic Another Game Engine