Arianne is an engine to develop multiplayer online games like Stendhal
GGMud is a cross platform modern MUD client.
Moved to http://www.fuzzball.org
This project has move to GitHub (https://github.com/TinyMUSH/)
Mud Server in Python Language playable via web browser
LAIR is a Sandbox Dungeon Crawling Game
Azmyth Game Framework
PHP WOW Battle.net Armory Raider
Server software written in Python that implements the MUCK protocol.
CoffeeMudForAI is plaform to design AI in
Scriptable GTK based Python MUD Client
3d peer to peer chatroom where associated pairs of text gravitate
Free MMORPG Engine. Develop and host graphical browser-based games.