Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
Tranquility Reader
Tranquility Reader improves the readability of web articles by removing unnecessary elements like ads, images, social sharing widgets, and other distracting fluff.
50,560 users
YouTube Screenshot Button
Take screenshots from YouTube Videos & YouTube Shorts. The addon adds screenshot button & also enables Shift+A shortcut.
17,938 users
Power Thesaurus
Use the power of synonyms by button in toolbar, right-click or by word selection on any page.
8,585 users
Bitwarden Password Manager
At home, at work, or on the go, Bitwarden easily secures all your passwords, passkeys, and sensitive information.
983,926 users
SteamDB
Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.
99,837 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.
114,222 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
740,934 users
Privacy Badger
Automatically learns to block hidden trackers. Made by the leading digital rights nonprofit EFF to stop companies from spying on you.
1,922,474 users
Tab Stash
Easily save and organize batches of tabs as bookmarks. Clear your tabs, clear your mind. Only for Firefox.
43,192 users
Immersive Translate - Translate Website & PDF
Free Translate Website, Translate PDF & Epub eBook, Translate Video Subtitles in Bilingual
111,734 users
Yomitan
Powerful and versatile pop-up dictionary for language learning used by 100,000+ language learners.
35,215 users
Adaptive Tab Bar Color
Changes the color of Firefox theme to match the website’s appearance.
50,247 users