Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
EPUBReader
Read ePub files right in Firefox. No additional software needed!
118,330 users
Link Gopher
Extracts all links from web page, sorts them, removes duplicates, and displays them in a new tab for inspection or copy and paste into other systems.
15,038 users
Checker Plus for Gmail™
Get notifications, read, listen to or delete emails without opening Gmail and easily manage multiple accounts.
29,633 users
ScrollAnywhere
Scroll page without touching scroll-bar! Press Middle (Right / Left) mouse button anywhere on the page to scroll just like with scrollbar. Features also: - "grab and drag" scrolling - customizable scrollbars! - the Momentum auto-scroll
11,468 users
Time Tracker - Web Habit Builder
Track time, analyze your habits and block addictive sites
9,636 users
SteamDB
Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.
91,436 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.
103,870 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
682,667 users
Clippings
Save frequently-entered text for pasting later.
10,926 users
Measure-it
Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
20,357 users
Notefox: websites notes
Take notes on every website in a smart and simple way!
14,571 users
Awesome Screenshot & Screen Recorder
Full page screen capture and screen recorder 2 in 1. Share screencast video instantly.
93,761 users