Custom Driver

Alternate Universe MUD - - Alternate Universe is a free online multiplayer game, inspired by science-fiction, and entirely custom-written in Java. Includes codewars extension.

Angalon - - A medieval theme. Features sections on theme, players, beginner's guide, message board and immortals.

Banished Lands - - Sections on online help, players, areas, rules and policy, clans and brethren.

British Legends - - A port of the Compuserve incarnation of the original Multi-User Dungeon, written by Richard Bartle and Roy Trubshaw. Offers detailed assistance to new players, FAQs and a brief history.

Dawn of the Ages - - A player kill MUD. Written in Java for a new, stable codebase.

Forest Edge Building Manual - - Information on building rooms, mobiles, objects, shops and pets.

LegendMUD - - Features a variety of historical contexts, including ancient Ireland, Homer, Queen Elizabeth, Dante's Inferno, goldrush Melbourne, and Kipling's India. Supports a variety of styles of play.

Materia Magica - - Features forums, online status indicators, and references.

Monster - - A multiplayer adventure game for VMS.

MUDII - - MUD2 is the latest incarnation of the very first MUD (Essex MUD/MUD1/British Legends..

SocketMud - - Bareboned MUD codebase written in C, and is available for download.

Symelion - - Science fiction roleplaying via web-based chatrooms.

UrMud - - Set in ancient history featuring a self-growing ecology, advanced combat system, houses and clans.

Ursha Null 7 - - A science fiction mud. Features sections on game play and technical information.

The World of Shadowgate - - Written using Standard MUDLIB much like C++.