Jabber.Typhon.net is a french Jabber Server that allows open registration of new user account, so welcome aboard and feel free to register !
If you have any questions regarding this server, contact us by mail at root@typhon.net or Jules via jabber at jules@jabber.typhon.net
What's jabber ? You will find some explanations in english on jabber.org's website
An opensource and free Jabber client ? Try Gaim ! (List of jabber clients)
For more informations about this server or Jabber, please feel free to contact us (French speaking website, but don't hesitate to contact us in english, we will answer in english !): http://www.typhon.net/contact.html