Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
User-Agent Switcher and Manager
Spoof websites trying to gather information about your web navigation—like your browser type and operating system—to deliver distinct content you may not want.
85,387 users
automaticDark - Time-Based Theme Changer
Automatically change Firefox's theme based on the time.
15,124 users
Tab Session Manager
Save and restore the state of windows and tabs. It also supports automatic saving and cloud sync.
151,201 users
SteamDB
Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.
100,458 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.
110,191 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
728,777 users
Privacy Badger
Automatically learns to block hidden trackers. Made by the leading digital rights nonprofit EFF to stop companies from spying on you.
1,864,125 users
automaticDark - Time-Based Theme Changer
Automatically change Firefox's theme based on the time.
15,124 users
Time Tracker - Web Habit Builder
Track time, analyze your habits and block addictive sites
13,981 users
Show Video Controls for Firefox
Automatically enables video controls when playing html webm videos.
4,950 users
Download All Images
Easily save images with a wide range of customization features, such as file size, dimensions, and image type.
103,136 users