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.
50,659 users
Stylus
Redesign your favorite websites with Stylus, an actively developed and community driven userstyles manager. Easily install custom themes from popular online repositories, or create, edit, and manage your own personalized CSS stylesheets.
126,724 users
Time Tracker - Web Habit Builder
Track time, analyze your habits and block addictive sites
17,017 users
SteamDB
Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.
102,627 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.
112,691 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
743,771 users
automaticDark - Time-Based Theme Changer
Automatically change Firefox's theme based on the time.
18,871 users
Time Tracker - Web Habit Builder
Track time, analyze your habits and block addictive sites
17,017 users
Download All Images
Easily save images with a wide range of customization features, such as file size, dimensions, and image type.
111,396 users
