Secure video calls, conferencing, chat, desktop sharing, file
transfer, support for your favorite OS, and IM network. All this, and
more, in Jitsi, the most complete and advanced open source
communicator. Jitsi lets you connect to Facebook, GoogleTalk, XMPP, Windows
Live, Yahoo!, AIM, and ICQ so that you can chat to all your friends in
the simplest possible way.