Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
Auto Tab Discard
Increase browser speed and reduce memory load and when you have numerous open tabs.
73,979 users
Augmented Steam
Augments your Steam Experience
62,129 users
History Cleaner
Deletes browsing history older than a specified number of days.
15,327 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.
45,400 users
SteamDB
Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.
85,649 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.
108,795 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
677,468 users
Yomitan
Powerful and versatile pop-up dictionary for language learning used by 100,000+ language learners.
28,193 users
Time Tracker - Web Habit Builder
Track time, analyze your habits and block addictive sites
880 users
PhotoShow
Hover to zoom and view high-definition images. Instantly enlarge visuals, crafted for all your favorite websites—and for you.
11,661 users
Chrome Mask
Makes Firefox wear a mask to look like Chrome to websites that block Firefox otherwise.
43,513 users
Immersive Translate - Translate Website & PDF
Free Translate Website, Translate PDF & Epub eBook, Translate Video Subtitles in Bilingual
86,063 users