Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
automaticDark - Time-Based Theme Changer
Automatically change Firefox's theme based on the time.
6,553 users
OneTab
OneTab - Too many tabs? Convert tabs to a list and reduce browser memory
151,056 users
Privacy Badger
Automatically learns to block invisible trackers.
1,220,665 users
SoundFixer
Helps you fix annoying sound problems on sites like YouTube: audio in one channel only, too quiet or too loud. (Unfortunately, this extension does not work on all websites because of cross-domain issues — but it does work on YouTube!)
34,098 users
LeechBlock NG
LeechBlock NG is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.
68,652 users
SponsorBlock - Skip Sponsorships on YouTube
Easily skip YouTube video sponsors. When you visit a YouTube video, the extension will check the database for reported sponsors and automatically skip known sponsors. You can also report sponsors in videos. Other browsers: https://sponsor.ajay.app
440,441 users
Privacy Badger
Automatically learns to block invisible trackers.
1,220,665 users
Decentraleyes
Protects you against tracking through "free", centralized, content delivery. It prevents a lot of requests from reaching networks like Google Hosted Libraries, and serves local files to keep sites from breaking. Complements regular content blockers.
263,558 users
Stylebot
Change the appearance of the web instantly
12,829 users
automaticDark - Time-Based Theme Changer
Automatically change Firefox's theme based on the time.
6,553 users
Cookie AutoDelete
Control your cookies! This WebExtension is inspired by Self Destructing Cookies. When a tab closes, any cookies not being used are automatically deleted. Keep the ones you trust (forever/until restart) while deleting the rest. Containers Supported
241,822 users
Tree Style Tab
Show tabs like a tree.
209,897 users