Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
Port Authority
Blocks malicious websites from port-scanning your computer/network and dynamically blocks all LexisNexis endpoints from running their invasive data collection scripts.
24,043 users
DuckDuckGo Search & Tracker Protection
⚡Protects your data. Private search with optional AI, private browsing, and ad blocking.
1,085,304 users
Print Edit WE
Edit the contents of a web page prior to printing or saving. Elements in the web page can be edited, formatted, hidden or deleted. Unwanted content, such as adverts and sidebars, can easily be removed.
43,099 users
Time Tracker - Web Habit Builder
Track time, analyze your habits and block addictive sites
18,166 users
Time Tracker - Web Habit Builder
Track time, analyze your habits and block addictive sites
18,166 users
SteamDB
Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.
109,491 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.
108,950 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
743,440 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.
126,048 users
Search by Image
A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
431,624 users
Show Video Controls for Firefox
Automatically enables video controls when playing html webm videos.
5,922 users
Read Aloud: A Text to Speech Voice Reader
Read out loud the current web-page article with one click. Supports 40+ languages.
210,542 users