Minuteit - Meeting manager with real time collaboration features
Board800 - Board800 is an interactive whiteboard application which uses Red5 as the back-end media server, and...
skrbl - Simple and easy online multi user whiteboard, start skrbl, give out your URL & start working...
Scribblar - Scribblar is a free online collaboration tool that is perfect for online tutoring.
NoteBookCast - A real time shared whiteboard in your browser, teach, explain, sketch. For work, study, fun.
IDroo - A shared whiteboard for use by multiple Skype-users simultaneously. Features