Extensions
Explore powerful tools and features to customise Firefox and make the browser all your own.
Sidebery
Vertical tabs tree and bookmarks in sidebar with advanced containers configuration, grouping and many other features.
54,585 users
Tomato Clock
Tomato Clock is a simple browser extension that helps with online time management.
28,859 users
Stylus
Redesign your favourite websites with Stylus, an actively developed and community driven user-style manager. Easily install custom themes from popular online repositories, or create, edit, and manage your own personalised CSS stylesheets.
121,628 users
Time Tracker - Web Habit Builder
Track time, analyze your habits and block addictive sites
9,453 users
SteamDB
Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.
90,193 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.
101,753 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
671,401 users
Image Max URL
Finds larger/original versions of images (supporting 10,000+ websites), including a powerful media popup feature
22,407 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!
12,371 users
Show Video Controls for Firefox
Automatically enables video controls when playing html webm videos.
3,575 users
