Fire Client - 1.40 

Fire Client will connect to any host on any port especially a MUD. Its main feature is the ability to display a scrolling HTML stream when IMP (Interactive Mudding Protocol) is enabled. Versions understand bold, italic, underline, strikethru, bullets, and alignment TAGS. It can also read the font FACE, SIZE, and COLOR attributes for a more interesting chat or mudding experience.

zMUD - 5.55 

zMUD allows connection to and playing of MUDs on the Internet, and it provides many useful tools, such as aliases, actions, macros, keys, buttons, scripts, etc., to make your MUD life easier and more profitable. See the disclaimer for support information.