AirTalkr is a desktop based instant messaging software that runs on AIR.
On one hand, it’s pretty much your standard multi-protocol supporting IM application, with support for MSN, ICQ, GTalk, Yahoo and AIM. It has some interesting features, like tabbed conversations. AirTalkr also adds various other online service into the mix, like YouTube, Flickr, Twitter, MySpace or Friendster.
ia MashableAirTalkr - Instant Messenger That Runs On AIR