Browse free open source Game Development Frameworks and projects for Linux 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
A real-time game development platform
Enables Roblox developers to use professional software tools
Desktop/Android/HTML5/iOS Java game development framework
Real Time Strategy game engine supporting early Westwood classics
One framework for creating powerful cross-platform games
Open source HTML5 game framework that offers WebGL and Canvas
Fast and lightweight JavaScript game engine built on WebGL and glTF
Arianne is an engine to develop multiplayer online games like Stendhal
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
All-In-One program that combines multiple Fortnite Dev Account tools.
Open Source MMORPG Framework
FreeCS is a free-software reimplementation of Counter-Strike 1.5.
CTFs as you need them
Unity3D Client And C# Server Framework
Open-source, cross-platform, C++ game engine for creating 2D/3D games
Self-hosted CMS platform based on the Laravel PHP Framework
A game framework written with osu! in mind.
lua dev plugin for unreal engine 4 or 5
Generate ready-to-use disc images for your Sega Dreamcast system !
Cross-platform 2D and 3D game engine