Rainbow Board
22nd Century Whiteboard App for Linux, Windows and Mac.
Multiple Pages

Cross Platform

Write on Windows, Edit on Linux, View on Mac. Or any other order. Rainbow Board works and looks the same everywhere. Save the whole whiteboard as a ".rainbow" file and open the same file on any OS.

Multiple Pages

Multiple Pages

Create and switch between multiple pages in a single whiteboard. Save all the pages along with undo-redo information as a ".rainbow" file or save individual pages as images.

Multiple Pages

Stylus Support

The whiteboard responds to stylus as well has hand touches. Draw perfect handwriting.

Downloads for Other Platforms