Miranda IM

Miranda IM is a smaller, faster, easier instant messenger with support for multiple protocols including AIM, Jabber, ICQ, IRC, MSN, Yahoo, and more.

* Customized look and function according to each individual's needs.
* Management and organization of hundreds of IM buddies on many IM networks
o Contact renaming
o QuickSearch plugin
* Full message archive database
o Simple recall or deletion with the DB Tool or History Sweeper plugin.
* Contact details or photos visible with mouseover
* No advertising
* Compact and portable: with few plugins, fits on a 1.44 MB floppy disk or USB flash drive with several plugins and even a large database.
* Flexible: advanced users can access Miranda IM database files with database plugins.
* Security/Privacy: Saves history on hard disk, to delete you have to use a plugin or a dirty workaround

http://en.wikipedia.org/wiki/Miranda_IM

http://rapidshare.com/files/83297123/miranda-im-v0.7.3-unicode.exe