Just discovered this amazing tool for discovering what fonts are used on a webpage.  Yeah, I’m typographic-geeky like that.

via the developer’s site:

WHAT IS THIS FOR?  What is the easiest way to find out the fonts used in a webpage? Firebug or Webkit Inspector? No, that’s too complicated. It should be just a click away.

HOW TO USE IT?

Bookmarklet

 

Chrome Ext.

 

Safari Ext.

↑Install the extension from Chrome Web Store.

On any webpage, click WhatFont button to use the tool.