Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
PocketTube: Youtube Subscription Manager
The best way to group your subscriptions Using this simple extension you can create collections that seamlessly fit into YouTube's layout.
20,097 users
Return YouTube Dislike
Returns ability to see dislike statistics on youtube
681,250 users
Stylus
Redesign your favorite websites with Stylus, an actively developed and community driven userstyles manager. Easily install custom themes from popular online repositories, or create, edit, and manage your own personalized CSS stylesheets.
111,476 users
Download All Images
Easily save images with a wide range of customization features, such as file size, dimensions, and image type.
90,716 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.
69,284 users
Privacy Badger
Automatically learns to block invisible trackers.
1,244,708 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
459,599 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.
263,539 users
automaticDark - Time-Based Theme Changer
Automatically change Firefox's theme based on the time.
20,219 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!)
54,095 users
Simple Tab Groups
Create, modify, and quickly change tab groups
95,450 users
Search by Image
A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
355,521 users