SIM-IM 0.9.5 Beta
SIM-IM (SIM Instant Messenger) is a free software package licensed under the GNU General Public License (GPL). SIM provides a plugin-based instant messenger with support for various protocols: ICQ and AIM, Jabber, LiveJournal, MSN and Yahoo!
Based on the Qt library (with optional KDE support) SIM-IM works on most operating systems with X Window System (X11), such as Linux, FreeBSD and Mac OS X. SIM-IM works great on MS Windows also.
Download: SIM-IM 0.9.5 Beta