Teleconferencing software for telemedicine and eLearning
BigBlueButton is an open source project that is built on over fourteen open source components to create an integrated web conferencing system that runs on mac, unix, or PC computers. In the true sense of open source, we invite you to try out and participate in our project. ( Source official website)
Killerstartups review: http://www.killerstartups.com/Web20/bigbluebutton-org-online-education-m...
OpenEducationNews.org review: http://www.darcynorman.net/2010/07/08/playing-with-the-bigbluebutton/