circlemud : a multi-user dungeon game system server ( http://www.circlemud.org/ )
crystal : The crystal MUD client ( http://www.evilmagic.org/crystal/ )
gmudix : GTK+ MUD client with ANSI color, macros, timers, triggers, variables, and an easy scripting language ( http://dw.nl.eu.org/mudix.html )
gnome-mud : GNOME MUD client ( https://wiki.gnome.org/Apps/GnomeMud )
kildclient : Powerful MUD client with a built-in PERL interpreter ( http://kildclient.sourceforge.net )
kmuddy : MUD client for KDE ( http://www.kmuddy.com/ )
lyntin : tintin mud client clone implemented in Python ( http://lyntin.sourceforge.net/ )
mudix : A small, stable MUD client for the console ( http://dw.nl.eu.org/mudix.html )
powwow : PowWow Console MUD Client ( http://hoopajoo.net/projects/powwow.html )
tf : A small, flexible, screen-oriented MUD client (aka TinyFugue) ( http://tinyfugue.sourceforge.net/ )
tintin : (T)he k(I)cki(N) (T)ickin d(I)kumud clie(N)t ( http://tintin.sourceforge.net/ )
tkmoo : MOO Client written in Tcl/Tk ( http://www.awns.com/tkMOO-light/ )
trebuchet : A crossplatform TCL/TK based MUD client ( http://belfry.com/fuzzball/trebuchet/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a gentoo
For Paludis use this rsync : rsync://gentoo.zugaina.org/gentoo-portage
If you have a problem : ycarus(-at-)zugaina.org