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
The All-in-One music game
Ur-Quan Masters High Definition
Air traffic control tower and radar simulator (solo + multi-player)
TKD Scoring Wi-Fi Server supporting Android and IPhone clients
An open source reimplementation of the Among Us Server
Odamex is a free, cross-platform, modern client-server Doom engine
Cooperative multiplayer graphical RPG and adventure game
Free 3D Roguelike action RPG
OpenKore is an automation tool for Ragnarok Online
Open source voxel world
A fun realistic multiplayer free-and-open-source first-person-shooter!