http://yyd7i3smkg2dgh3aiqhaw7l34imwa7xn75uaikqcd7umos6wxsml4bqd.onion
Based on XML (Extensible Markup Language), it enables the near-real-time exchange of structured data between two or more network entities. Designed to be extensible, the protocol offers a multitude of applications beyond traditional IM in the broader realm of message-oriented middleware, including signalling for VoIP, video, file transfer, gaming and other uses."