Bookmarklet Turns Any Webpage Into a Whiteboard
The tool turns any web page into a virtual whiteboard where you can add text, draw shapes, arrows or even do some freehand drawings.
whiteboard
Create Freehand Drawings in Google Maps
Scribble Maps turns Google Maps into an online whiteboard. You can sketch freehand drawings, insert text, or even paint colored shapes anywhere on the map.
Draw Perfect Shapes with your Mouse using Dabbleboard
Dabbleboard is an awesome online whiteboard that turns your random mouse scribbles into perfect shapes.