Browse free open source MMORPG games and projects for Linux and BSD below. Use the toggles on the left to filter open source MMORPG games by OS, license, language, programming language, and project status.
A companion for your LOTRO activities
Arianne is an engine to develop multiplayer online games like Stendhal
OpenKore is an automation tool for Ragnarok Online
An open-source Phantasy Star Online server for *nix
Provides a full suite of clients and servers for virtual worlds.
The original Xivio.com World Server Core
Keep track of all your monsters during your encounters in a simple way
starrydb is game server engine