Evan Barr at Github

Excel Add-in

Adds the ability to split a cell along the diagonal in order to show labels for both the column header and row header.

• Download latest release
• Instructions and source code

Example:

 

web app

This daily puzzle can always be solved in three moves.
 
Play the game at flipit.barr.rocks
 

web site

This is the source for the webpage you are viewing now (https://evanbarr.github.io/)