Here's where you can get the best Mud Clients:

http://www.zuggsoft.com/   - ZMUD (For Windows95)
(Get zMUD v5.5, $25 evaluation copy - or zMUD v3.62, it's free!)

http://www.ourplace.org/gmud/  - GMUD (For Windows95)
(Get gmud3219.zip and gmud3219.txt)

https://tintin.mudhalla.net/  - TinTin++ (For Unix/Linux systems)
(Click on "Archive", click on the link ".gz", get Tintin++v1.79)