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
0 A.D. is a free, open-source, cross-platform real-time strategy game.
Classic America's Army
Odamex is a free, cross-platform, modern client-server Doom engine
An open source reimplementation of the Among Us Server
Ur-Quan Masters High Definition
Open source voxel world
Air traffic control tower and radar simulator (solo + multi-player)
A fun realistic multiplayer free-and-open-source first-person-shooter!
OpenKore is an automation tool for Ragnarok Online
The All-in-One music game
Cooperative multiplayer graphical RPG and adventure game
TKD Scoring Wi-Fi Server supporting Android and IPhone clients
Super Smash Flash 2 is the most must-play battle game with 28 classic
Free 3D Roguelike action RPG
Modification for Age of Empires III