Godot is a powerful cross-platform game engine
Enables Roblox developers to use professional software tools
A simple and easy-to-use library to enjoy videogames programming
Open game and rendering engine packed into a JavaScript framework
OptiScaler bridges upscaling/frame gen across GPUs
Open source HTML5 game framework that offers WebGL and Canvas
Create Minecraft bots with a powerful and high level JavaScript API
Real Time Strategy game engine supporting early Westwood classics
Open Source MMORPG Framework
Open source library for creative expression on the web, desktop, etc.
A framework to build Pokémon RPG games
One framework for creating powerful cross-platform games
Fast and lightweight JavaScript game engine built on WebGL and glTF
Desktop/Android/HTML5/iOS Java game development framework
A list of games, add-ons, maps, etc. hosted on GitHub
Open source library for N64 development
Doom-based AI research platform for reinforcement learning
Community version based on the PCL open source secondary development
Godot game template and component-based framework
3D game engine/framework in C, with Luajit and Python bindings now
A lightweight game server framework implemented with Actor Model
A lightweight online game framework
Minecraft map editor and mod
A game framework written with osu! in mind.
Self-hosted CMS platform based on the Laravel PHP Framework