Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
Return YouTube Dislike
Returns ability to see dislike statistics on youtube
675,417 users
CanvasBlocker
Alters some JS APIs to prevent fingerprinting.
25,704 users
Unhook: Remove YouTube Recommended Videos Comments
Hide YouTube related videos, comments, video suggestions wall, homepage recommendations, trending tab, and other distractions.
77,894 users
Measure-it
Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
27,525 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.
68,703 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
454,565 users
Privacy Badger
Automatically learns to block invisible trackers.
1,237,170 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.
263,667 users
automaticDark - Time-Based Theme Changer
Automatically change Firefox's theme based on the time.
18,281 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!)
50,993 users
Simple Tab Groups
Create, modify, and quickly change tab groups
92,087 users
Clippings
Save frequently-entered text for pasting later.
14,331 users