The Answer Bank - The Answer Bank is the UK’s leading question-and-answer site.
Gajim - Full featured and easy to use Jabber client
wikiHow - wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual.
CoyIM - CoyIM is a safe and secure chat client.
Blurtit - Blurtit is a Q&A website. You can ask a question or answer on any question.
Empathy - Apps/Empathy - GNOME Wiki!