Plot: LegendMUD is a text-only MUD game founded by a group of friends including virtual world designer Raph Koster. It features historically significant story elements and award-winning gameplay. It opened publicly on February 14, 1994. Wikipedia
Plot: Genesis LPMud, a multi-player computer game, is the original LPMud founded in April 1989 by Lars Pensjö, now running on CD gamedriver and mudlib, and previously hosted by Chalmers Computer Society, though hosting has since been moved to a dedicated, private server. Medieval fantasy is the general...
Plot: DikuMUD is a multiplayer text-based role-playing game, which is a type of multi-user domain. It was written in 1990 and 1991 by Sebastian Hammer, Tom Madsen, Katja Nyboe, Michael Seifert, and Hans Henrik Stærfeldt at DIKU the department of computer science at the University of Copenhagen in Copenhagen...
Plot: Ancient Anguish, abbreviated AA, is a fantasy-themed MUD, a text-based online role-playing game. Founded in 1991 by Balz Zor Meierhans and Olivier Drake Maquelin, it opened to the public on February 2, 1992. It is free-to-play, but has been supported by player donations since 1994. Wikipedia