This is TinyMUCK (Fuzzball) a programmable, player expandable, multi-
user adventure game.

Note: FuzzBall TinyMUCK is now maintained as a project on SourceForge.
You can submit bugs directly to the developers (as well as put in new
feature requests, and get CVS updates of the source tree) by going to
http://www.sourceforge.net/. The name of the project 'FuzzBall MUCK 6',
and you can search for it by using the keyword 'fbmuck'. The
documentation is also maintained on SourceForge under a separate
project, keyword 'fbdoc'.