Download video and image files from various sites easily.
Block online ads while browsing with Firefox.
Detect technology and software presence on Websites.
Create and manage secure passwords so that you can get back to enjoying your life online.
Get cash back and automatically find and apply coupons.
Prevent Facebook from tracking you around the web.
Transform the way your Firefox looks with the beautiful Van Gogh painting.
Add price history charts and price watch features to Firefox when viewing product pages on Amazon.
Correct misspelled words and phrase on Web.