Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
Checker Plus for Gmail™
Get notifications, read, listen to or delete emails without opening Gmail and easily manage multiple accounts.
32,956 users
Unhook: Remove YouTube Recommended Videos Comments
Hide YouTube related videos, comments, video suggestions wall, homepage recommendations, trending tab, and other distractions.
127,583 users
New Tab Override
New Tab Override allows you to set the page that shows whenever you open a new tab.
64,773 users
Turn Off the Lights for Firefox
The entire page will be fading to dark, so you can watch the videos as if you were in the cinema. Works for YouTube and Beyond. Dark mode for all websites. It works for all known video sites such as YouTube, Vimeo, Twitch, Dailymotion, Facebook, etc.
47,904 users
Time Tracker - Web Habit Builder
Track time, analyze your habits and block addictive sites
10,364 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.
113,168 users
SteamDB
Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.
93,703 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
724,582 users
Image Max URL
Finds larger/original versions of images (supporting 10,000+ websites), including a powerful media popup feature
15,283 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!
9,274 users
