Up and Coming Firefox Add-ons

" In 10 up and coming Firefox add-ons, I’m looking at some interesting add-ons have made an impact in a particular month. What you will get is a short review of each add-on, with links pointing directly to the add-on’s profile page over at the Mozilla website. "

Source: Ghacks Technology Newsletter
 10 Up and Coming Firefox Add-ons [May 2012]