UO Central is an opensource shard (running RunUO) for Ultima Online - MMORPG Game. All scripts are opensource.
Amaltasy is an med/fantasy MMORPG where the players liberty want to be push to the maximum, free of action and of choose. The world can change depend of the decision and act of the in game players. Lot of fun and pointless objects and actions are forseen
Arkham is a project of a MMORPG, developped in C++ and using OpenGL. It is mainly inspired by the art of HP Lovecraft. See links for more details.
PvP, MUD RPG.
Broken Shield is a PvP, medieval-style RPG powered by the Cube 2 Engine. Explore different worlds with other players and enter battlegrounds to complete certain objectives and win experience and level up.
This project is yet another attempt to build a fully operational MMORPG based on Free (as in speech) and Free (as in beer) code. This work stands on the shoulders of giants, but will contribute tons of new content and code.
A game for windows like MS Freelancer but with more functions designed for a MMORPG space game.
Humanitys is thought to be a new and original MMORPG game. It is a completely free application developed by B.M.A (www.buhnicialexandru.com) and his Romanian team, available for a lot of operating systems.
The next free fantasy MMORPG Legends of Saryia, ever wanted to be a troll or dwarf or elven mage? Ever wanted to play UO style gameplay without paying that ungodly monthly fee? Then join this team thats bringing you one of the best open source game.
The goal of the MMORPG Guild Organizer is to develop a system that will allow guilds/clans of MMORPGs to be better able to maintain their guilds, raids and events by automating a large number of the mundane tasks associated with guild management
Written in Visual Basic, this Roleplaying game, also known as an MMORPG, is set in an alternate reality with a mix of midevil and modern social and technological structure. It is 2-D and in 800x600 res.
Quest for Power is a fun, open-source 2D MMORPG written in VB6.
Quest for Power is a project that dates-back to 2006, and is currently in its third incarnation. It has always used the Eclipse MMORPG engine (another piece of open-source software, the one QfP currently uses is "Eclipse Origins Reloaded"), and is the work of a couple hobbyists. It is a 2D MMORPG, so its gameplay is like that of an early Final Fantasy game, and many different people can be in the same world at the same time. Its beautiful, medieval music was provided by a mod for Oblivion...