Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
Measure-it
Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
27 224 users
Easy Youtube Video Downloader Express
A simple extension for superfast and easy YouTube downloads in FLV, 3GP, MP3, MP4, 720p, and 1080p formats.
580 607 users
Tomato Clock
Tomato Clock is a simple browser extension that helps with online time management.
35 456 users
Weather Extension
The best way to see the weather right in your browser. Easier than looking outside!
22 908 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.
78 630 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
506 243 users
uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
8 425 048 users
Zoom Page WE
Zoom web pages (either per-site or per-tab) using full-page zoom, text-only zoom and minimum font size. Fit-to-width zooming can be applied to pages automatically. Fit-to-window scaling can be applied to small images.
22 167 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.
42 526 users
Web Archives
View archived and cached versions of web pages on 10+ search engines, such as the Wayback Machine, Archive․is, Google, Bing and Yandex.
61 937 users
