Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
Bitwarden Password Manager
At home, at work, or on the go, Bitwarden easily secures all your passwords, passkeys, and sensitive information.
890,442 users
Tomato Clock
Tomato Clock is a simple browser extension that helps with online time management.
31,755 users
SingleFile
Save an entire web page—including images and styling—as a single HTML file.
78,371 users
ClearURLs
Removes tracking elements from URLs
532,707 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.
110,978 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
684,826 users
Yomitan
Powerful and versatile pop-up dictionary for language learning used by 100,000+ language learners.
26,590 users
Privacy Badger
Automatically learns to block hidden trackers. Made by the leading digital rights nonprofit EFF to stop companies from spying on you.
1,845,427 users
Time Tracker - Web Habit Builder
Track time, analyze your habits and block addictive sites
630 users
Chrome Mask
Makes Firefox wear a mask to look like Chrome to websites that block Firefox otherwise.
35,135 users
Show Video Controls for Firefox
Automatically enables video controls when playing html webm videos.
1,950 users
Yomitan
Powerful and versatile pop-up dictionary for language learning used by 100,000+ language learners.
26,590 users