A development environment focused on modding
Solar2D Game Engine main repository (ex Corona SDK)
Fast and lightweight JavaScript game engine built on WebGL and glTF
Godot is a powerful cross-platform game engine
Injectable LUA scripting system, SDK generator, live property editor
Entitas is a super fast Entity Component System (ECS) Framework
Cross-Platform C++ 2D/3D game engine
The flexible game engine
Open Source real-time strategy game engine for early Westwood games
Simple and light-weight 3D game engine
The standalone version Blade Template Engine without Laravel
Simple Beat Saber Mod Installer
A free & open-source 2D sprite editor, made with the Godot Engine
Diablo build for modern operating systems
Flax Engine, multi-platform 3D game engine
HTML to PDF converter for PHP
Sandbox video game with a powerful physics engine
Multi Theft Auto is a game engine
Open game and rendering engine packed into a JavaScript framework
GemRB is a portable open-source implementation of the Infinity Engine
Open source clone of the Age of Empires II engine
fheroes2 is a recreation of Heroes of Might and Magic II game engine
A safe home for all your data
An iOS & tvOS Frontend for Multiple Emulators