Extensions are like apps for your browser.
They add features to Firefox to make browsing faster, smarter, or just plain fun.
New Tab Override (WebExtension)
New Tab Override brings back the ability to change the page which is shown when opening a new tab.
93.330 users
Country Flags & IP Whois
Displays country flag of website's server location, Whois and Geo info on a browser addressbar icon
22.021 users
Gesturefy
Customizable mouse gesture add-on, which supports over 60 different commands and additional features like rocker and wheel gestures.
116.180 users
Impulse Blocker
Block distracting websites when you are browsing the web. You can list websites that you don't want to visit in the settings. You can pause or turn off the blocker quickly. Completely open source.
6.417 users
Turn Off the Lights
La pàgina sencera s'enfosquirà, així podrà veure els vídeos com si fos al cinema.
42.725 users
SoundFixer
Lets you fix annoying sound problems in YouTube videos and such. Like audio in one channel only, too quiet or too loud. (Unfortunately, doesn't work on many other websites because of cross-domain issues — but it does work on YouTube.com!)
16.766 users
Brief
Brief makes reading RSS feeds as easy and intuitive as it gets. Designed to have exactly the right set of features, it is powerful and simple at the same time. Feeds are presented on a seamless, interactive page which let's you bookmark and tag items with a single click.
12.076 users
