From WikiMU*
MU* is a term used to collectively refer to the following:
- Multi-User Dungeon / Dimension / Domain (MUD)
- Multi-User Shared Habitat / Hallucination (MUSH)
- Multi-User eXperience (MUX)
- MUD Object-Oriented (MOO)
- Multi-User Chat Kingdom / Construction Kit (MUCK)
- Multi User Shared Experience (MUSE)
- Massive Adventure Roleplay Epic (MARE)
- Multi-User Game (MUG)
