Whiteboard is a real-time, interactive whiteboard application that uses built-in browser capabilities (Javascript and SVG), rather than Flash.
It was written by Brad Dougherty in the Spring of 2009 for 4002-546 Web Client/Server Programming at RIT.
Signup is free and without limitations on the number of spaces and whiteboards that you can create. All you need to do is fill out the form on the right!