Trinidad and Tobago Computer Society Collection of Free and Open Source Software for WINdows

Miranda IM is a multi-protocol instant messenger (IM) client for Windows with support for multiple chat protocols. Supported chat protocols include Facebook, IRC (Internet Relay Chat), Jabber, Google Talk, MSN, and Yahoo!. Miranda IM users can log into multiple accounts on multiple IM networks simultaneously. This means that you can be chatting with friends on Facebook, talking to a friend on Jabber, and sitting in an IRC channel all at the same time.