Play together with friends in cooperative multiplayer games.
1 game in this category
Play together with friends in cooperative multiplayer games. Browse our curated collection of free, open-source games. All games feature publicly available source code, allowing you to learn, modify, and contribute to their development.
Many open-source co-op games support online multiplayer. Some use dedicated servers, others peer-to-peer connections. Check each game's documentation for setup instructions.
It depends on the game. Some have built-in hosting, others require separate server software. Open-source games often have community-hosted public servers too.
Open-source co-op games range from survival crafting to tactical shooters, puzzle games to MMO-style adventures. There's something for every group of friends.
Browse our complete collection of 2000+ open-source games or explore other categories.