Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
PhotoShow
Hover to zoom and view high-definition images. Instantly enlarge visuals, crafted for all your favorite websites—and for you.
10,743 users
New Tab Override
New Tab Override allows you to set the page that shows whenever you open a new tab.
60,018 users
Search by Image
A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
436,017 users
Time Tracker - Web Habit Builder
Track time, analyze your habits and block addictive sites
9,912 users
SteamDB
Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.
93,187 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.
107,041 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
698,402 users
Clear Cache
Advanced cache clearing with time periods, current tab filter, and smart notifications. Perfect for developers and power users. F9 shortcut included!
54,675 users
Measure-it
Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
21,154 users
Awesome Screenshot & Screen Recorder
Full page screen capture and screen recorder 2 in 1. Share screencast video instantly.
97,702 users