Browse free open source Game Engines and projects for Mac below. Use the toggles on the left to filter open source Game Engines by OS, license, language, programming language, and project status.
Godot is a powerful cross-platform game engine
Modified source engine (2017) developed by valve and leaked in 2020
Xash3D FWGS engine
The Ren'Py Visual Novel Engine
A modern, cross-platform Quake game engine based on FitzQuake.
Injectable LUA scripting system, SDK generator, live property editor
Real Time Strategy game engine supporting early Westwood classics
Open source voxel game engine with support for survival and crafting
Multi Theft Auto is a game engine
fheroes2 is a recreation of Heroes of Might and Magic II game engine
A game engine powered by python and panda3d
The game engine for everyone
GemRB is a portable open-source implementation of the Infinity Engine
Open source reimplementation of GTA San Andreas game engine in Unity
A complete 3-D game development suite written in Java
Fast and lightweight JavaScript game engine built on WebGL and glTF
Voxel game-creation platform with easy modding and game creation
A retro game engine for Python
Solar2D Game Engine main repository (ex Corona SDK)
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
Improved version of the X-Ray Engine, the game engine
3D playground built on three.js and cannon.js
A refreshingly simple data-driven game engine built in Rust