Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
Image Search Options
A customizable reverse image search tool that conveniently presents a variety of top image search engines.
39,464 users
OneTab
OneTab - Too many tabs? Convert tabs to a list and reduce browser memory
172,856 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.
113,564 users
YouTube High Definition
YouTube High Definition is a powerful tool that automatically plays all YouTube videos in HD, changes video player size, offers auto-stop and mute, and much more.
160,482 users
Time Tracker - Web Habit Builder
Track time, analyze your habits and block addictive sites
10,363 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.
113,564 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
726,112 users
SteamDB
Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.
93,720 users
Notefox: websites notes
Take notes on every website in a smart and simple way!
8,351 users
Image Max URL
Finds larger/original versions of images (supporting 10,000+ websites), including a powerful media popup feature
14,095 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!
8,740 users
Raindrop.io
All-in-one bookmark manager
40,586 users