From Seo Wiki - Search Engine Optimization and Programming Languages
| This article needs additional citations for verification.
Please help improve this article by adding reliable references. Unsourced material may be challenged and removed. (August 2008) </td>
Vbuzzer or Vbuzzer Messenger, is a voice over IP and instant messaging software and service, based on open protocols of XMPP (for instant messaging) and Session Initiation Protocol (for voice over IP). It competes against proprietary protocol based software like Skype, Yahoo! Voice, as well as other open standard based VoIP software. Vbuzzer offers free basic offers PC-PC, Phone-to-PC calling service as well as a paid PC-Phone service.
Vbuzzer is a closed source software developed by Softroute Corporation located in Markham, Ontario, Canada. It adopts the common server-client architecture to route the calls and exchange text messages. Vbuzzer text messaging employs the popular XMPP protocol and its internet telephony employs the Session Initiation Protocol (SIP). Until now Vbuzzer has only released versions that run on Windows XP operating system. The current release is Vbuzzer Messenger 2.5.072.
In June 2005, Vbuzzer was reported to be using source code from the open source instant messaging software Miranda IM; within about 4 weeks after said report, Vbuzzer had removed all of the relevant code.[verification needed]