Browse free open source C++ Multiplayer Games and projects below. Use the toggles on the left to filter open source C++ Multiplayer Games by OS, license, language, programming language, and project status.
0 A.D. is a free, open-source, cross-platform real-time strategy game.
Odamex is a free, cross-platform, modern client-server Doom engine
Combat Flight Simulator for LINUX. WW2. Network and VOIP. Open-source.
The All-in-One music game
OpenKore is an automation tool for Ragnarok Online
Cooperative multiplayer graphical RPG and adventure game
Free 3D Roguelike action RPG
Opensource Created Custom Viewers For Virtual Worlds like SecondLife.
A fun realistic multiplayer free-and-open-source first-person-shooter!
3D FPS Digital Paintball 3 Multiplayer Online Game
An online multiplayer real time strategy game
Network gamepad/joystick
Converts Minecraft world files between formats to allow editing
Grepolis utility
C/C++ , PHP, PYTHON, 3D ENGINES, CHROME NATIVE CLIENT
A League of Legends model converter