I don't have Facebook account, but I'd like to message some of their users. I did read someplace that Facebook Messenger is using XMPP, so it might be possible to send messages to their servers from ...
Since a few months I have problems with gmx.net's XMPP service (note that this is the same company that provides gmx.com, but it's not the same service). It doesn't update my roster anymore, so if a ...
I have a non-Gmail Google Account that I use for Google Plus. In Google Plus, I can chat with my contacts but I wish I could use the Google Talk software to chat outside the browser. How can I get ...