Browse free open source Game Development Frameworks and projects below. Use the toggles on the left to filter open source Game Development Frameworks by OS, license, language, programming language, and project status.
Godot is a powerful cross-platform game engine
A simple and easy-to-use library to enjoy videogames programming
Enables Roblox developers to use professional software tools
A real-time game development platform
Real Time Strategy game engine supporting early Westwood classics
Fast and lightweight JavaScript game engine built on WebGL and glTF
Open game and rendering engine packed into a JavaScript framework
An API for interacting with Starcraft: Brood War (1.16.1)
One framework for creating powerful cross-platform games
Open Source MMORPG Framework
Arianne is an engine to develop multiplayer online games like Stendhal