Extensions are like apps for your browser.
They add features to Firefox to make browsing faster, smarter, or just plain fun.
Snap Links Plus
Select a number of links with a rectangle and open them in new tabs. You can also lasso checkboxes to quickly check or uncheck them. Works with radio buttons as well.
28,487 users
Image Search Options
Image Search Options provides a set of highly customizable reverse image search context menu options.
50,021 users
YouTube High Definition
YouTube High Definition is a powerful tool that will let you automatically play all YouTube videos in HD (High Definition), turn off annotations, change video player size, auto stop videos, auto mute videos, control embedded videos and much more.
148,911 users
Dark Reader
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
204,814 users
Ghostery – Privacy Ad Blocker
Ghostery is a powerful privacy extension. Block ads, stop trackers and speed up websites.
1,234,037 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.
207,687 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.
752,725 users
Video DownloadHelper
The easy way to download and convert Web videos from hundreds of YouTube-like sites.
2,778,410 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
1,535,822 users
Ghostery – Privacy Ad Blocker
Ghostery is a powerful privacy extension. Block ads, stop trackers and speed up websites.
1,234,037 users
LastPass Password Manager
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
906,614 users
Bitwarden - Free Password Manager
A secure and free password manager for all of your devices.
133,587 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.
53,778 users
RoboForm Password Manager
RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically
88,957 users