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
A modern, cross-platform Quake game engine based on FitzQuake.
Multi Theft Auto is a game engine
Injectable LUA scripting system, SDK generator, live property editor
Real Time Strategy game engine supporting early Westwood classics
GemRB is a portable open-source implementation of the Infinity Engine
Open source voxel game engine with support for survival and crafting
3D game engine/framework in C, with Luajit and Python bindings now
The game engine for everyone
Fast and lightweight JavaScript game engine built on WebGL and glTF
Solar2D Game Engine main repository (ex Corona SDK)
Open source reimplementation of GTA San Andreas game engine in Unity
Magic Another Game Engine
Open source clone of the Age of Empires II engine
DOOM / Heretic / Hexen source port with enhanced graphics and UI
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
Open-source engine for Heroes of Might and Magic III
Powerful, mature open-source cross-platform game engine for Python
The Tiny JavaScript Game Engine That Can!
Open Source real-time strategy game engine for early Westwood games
Improved version of the X-Ray Engine, the game engine
Multi-platform Engine for Desktop, XBOX (UWP) and Mobile games
A Flutter based game engine