Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
Custom Scrollbars
Give Firefox a personal touch with customized scrollbars!
29,308 users
PopUpOFF
Removes and prevents popups, overlays and cookie notifications, other tools do not. Enjoy the original look of the internet.
27,884 users
Tab Reloader (page auto refresh)
An easy-to-use tab reloader with custom reloading time settings for individual tabs
78,905 users
Simple Translate
Quickly translate selected or typed text on web pages. Supports Google Translate and DeepL API.
318,939 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.
68,665 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
450,048 users
Privacy Badger
Automatically learns to block invisible trackers.
1,228,262 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.
263,774 users
automaticDark - Time-Based Theme Changer
Automatically change Firefox's theme based on the time.
15,240 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!)
46,138 users
Simple Tab Groups
Create, modify, and quickly change tab groups
88,494 users
Search by Image
A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
338,793 users