From LinuxReviews

Plugins you likely want for your Jabber2 server

• pyaim-t - AIM transport for Jabber. http://http://pyicq-t.blathersource.org/
• pyicq-t - ICQ transport for Jabber. http://http://pyicq-t.blathersource.org/
• pymsn-t - MSN transport for Jabber. http://msn-transport.jabberstudio.org/

Ebuilds for these Jabber2 transports are available at http://www.zugaina.org/gentoo/