Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
Dark Reader
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
1,206,143 users
Download Manager (S3)
View and manage downloads from a tidy status bar.
52,927 users
Control Panel for Twitter
Gives you more control over Twitter and adds missing features and UI improvements
43,583 users
Tree Style Tab
Show tabs like a tree.
149,635 users
Time Tracker - Web Habit Builder
Track time, analyze your habits and block addictive sites
9,276 users
SteamDB
Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.
89,044 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.
99,133 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
659,591 users
Notefox: websites notes
Take notes on every website in a smart and simple way!
13,379 users
Image Max URL
Finds larger/original versions of images (supporting 10,000+ websites), including a powerful media popup feature
24,349 users
Sink It for Reddit
Upgrade your Reddit experience with color coded comments, easier nav, sub-reddit blocking, gestures for upvoting, ad+nag blocking, and more. It's like RES, for mobile!
13,317 users
Consent-O-Matic
Automatic handling of GDPR consent forms
95,366 users