Extensions are like apps for your browser.
They add features to Firefox to make browsing faster, smarter, or just plain fun.
Popup Blocker (strict)
Strictly block all popup requests from any website by default. A notification window is opened to allow you accept, reject, open the popup in background page, or redirect the current page to popup address
30,960 users
Image Search Options
Image Search Options provides a set of highly customizable reverse image search context menu options.
44,965 users
Smart HTTPS
Automatically changes HTTP addresses to the secure HTTPS, and if loading encounters error, reverts it back to HTTP.
16,623 users
Facebook Container
Prevent Facebook from tracking you around the web. The Facebook Container extension for Firefox helps you take control and isolate your web activity from Facebook.
594,896 users
Decentraleyes
Protects you against tracking through "free", centralized, content delivery. It prevents a lot of requests from reaching networks like Google Hosted Libraries, and serves local files to keep sites from breaking. Complements regular content blockers.
178,966 users
Firefox Multi-Account Containers
Firefox Multi-Account Containers lets you keep parts of your online life separated into color-coded tabs that preserve your privacy. Cookies are separated by container, allowing you to use the web with multiple identities or accounts simultaneously.
192,369 users
Video DownloadHelper
The easy way to download and convert Web videos from hundreds of YouTube-like sites.
2,645,033 users
NoScript Security Suite
The best security you can get in a web browser! Allow active content to run only from sites you trust, and protect yourself against XSS other web security exploits. Disabled and can't reinstall? https://tinyurl.com/moz-ext-cert
1,509,872 users
Facebook Container
Prevent Facebook from tracking you around the web. The Facebook Container extension for Firefox helps you take control and isolate your web activity from Facebook.
594,896 users
LastPass Password Manager
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
818,478 users
Bitwarden - Free Password Manager
A secure and free password manager for all of your devices.
110,266 users
1Password X – Password Manager
The best way to experience 1Password in your browser. Easily sign in to sites, generate passwords, and store secure information, including logins, credit cards, notes, and more.
38,879 users
RoboForm Password Manager
RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically
84,605 users