j2j : Jabber2Jabber Transport ( http://wiki.jrudevels.org/index.php/Eng:J2J )
pyicq-t : Python based jabber transport for ICQ ( http://code.google.com/p/pyicqt/ )
telegram : Telegram Desktop Messenger (unofficial client), DEV version ( https://tdesktop.com/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a fw-overlay
For Paludis use this rsync : rsync://gentoo.zugaina.org/fw-overlay-portage
If you have a problem : ycarus(-at-)zugaina.org