Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
Chrome Mask
Makes Firefox wear a mask to look like Chrome to websites that block Firefox otherwise.
49,945 users
Flagfox
Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...
98,993 users
Simple Translate
Quickly translate selected or typed text on web pages. Supports Google Translate and DeepL API.
263,692 users
Video DownloadHelper
Download videos from the web. Easy, smart, no tracking.
1,772,532 users
SteamDB
Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.
97,213 users
Time Tracker - Web Habit Builder
Track time, analyze your habits and block addictive sites
11,198 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.
112,476 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
729,357 users
Clear Cache
Global cache cleanup and site data (cookies/storage) with time periods and notifications. Great for developers. F9 shortcut included!
90,352 users
Tranquility Reader
Tranquility Reader improves the readability of web articles by removing unnecessary elements like ads, images, social sharing widgets, and other distracting fluff.
50,344 users
Show Video Controls for Firefox
Automatically enables video controls when playing html webm videos.
4,514 users
Control Panel for Twitter
Gives you more control over Twitter and adds missing features and UI improvements
46,842 users