Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
CSS Exfil Protection
Guard your browser against CSS Exfil attacks! CSS Exfil is a method attackers can use to steal data from web pages using Cascading Style Sheets (CSS). This plugin sanitizes and blocks any CSS rules which may be designed to steal data.
6,265 users
Transparent standalone images
This add-on renders standalone images on a transparent background, so you can see the image in all its glory!
2,500 users
Social Fixer
Social Fixer for Facebook fixes annoyances, adds features, and enhances existing functionality to make FB more fun and efficient. Filter the news feed, hide sponsored posts and political posts, hide parts of the page you don't want to see, and more!
16,319 users
Textmarker
Highly customizable text highlighter with different colors and save option for later visits. Parts of the underlying WebExtensions API are not supported on Android and ESR.
7,481 users
Infinity New Tab (Pro)
It may be the most user-friendly new tab on Firefox browser
8,581 users
Image Search Pro
Adds an option to the context menu to search an image on multiple services
13,978 users
Octotree
Add-on to display GitHub code in tree format
10,641 users
YouTube NonStop
Tired of getting that "Video paused. Continue watching?" confirmation dialog? This extension autoclicks it, so you can listen to your favorite music uninterrupted. Working on YouTube and YouTube Music!
9,999 users
Bing Homepage and Search Engine
Set Bing as your default homepage and search engine
762 users
CoolSearches New Tab
Get the most out of your new tab with CoolSearches. Instant access to weather, news, finance and more!
12,856 users
Disabled Add-on Fix for Firefox 47 - 56
This extension will re-enable extensions that were disabled on May 3, 2019 for Firefox versions 47 - 56.
4,340 users
Google Translate
Add "Google Translate" to your right click menu after selecting text on any webpage.
1,136 users