Browse free open source Multiplayer games and projects for Mac below. Use the toggles on the left to filter open source Multiplayer games by OS, license, language, programming language, and project status.
A collection of all maps and games made for the TripleA game engine
Odamex is a free, cross-platform, modern client-server Doom engine
Classic America's Army
0 A.D. is a free, open-source, cross-platform real-time strategy game.
The All-in-One music game
OpenKore is an automation tool for Ragnarok Online
Ur-Quan Masters High Definition
TKD Scoring Wi-Fi Server supporting Android and IPhone clients
Free 3D Roguelike action RPG
Air traffic control tower and radar simulator (solo + multi-player)
A fun realistic multiplayer free-and-open-source first-person-shooter!
An open source reimplementation of the Among Us Server
Super Smash Flash 2 is the most must-play battle game with 28 classic