Browse free open source MMORPG games and projects for Mac 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
Open Source MMORPG Framework
Provides a full suite of clients and servers for virtual worlds.
Modular Minecraft server plugin - commands, events, ...
An open-source Phantasy Star Online server for *nix
Collection of Tools for Perfect World MMORPG
JavaScript library to generate GW2 ToolTips based on official Wiki
PHP WOW Battle.net Armory Raider
Blender port of Ryzom art data
Collection of Tools for Blade & Soul MMORPG
Marvel Heroes tool for adding extra keybindings.