Extensions are like apps for your browser.
They add features to Firefox to make browsing faster, smarter, or just plain fun.
View Page Archive & Cache
View archived and cached versions of web pages on 10+ search engines, such as the Wayback Machine, Archive.is, Google, Bing, Yandex, Gigablast, WebCite, Sogou, Memento, Naver and Yahoo Japan.
3,646 users
Dark Reader
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
151,788 users
TinEye Reverse Image Search
This extension lets you click on any image on the web to search for it on TinEye. Discover where an image came from, see how it is being used, check if modified versions exist or locate higher resolution versions. Made with love by the TinEye team.
56,643 users
Download all Images
a customizable extension to save the images from the current tab page
51,030 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.
595,966 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.
179,047 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.
192,318 users
Video DownloadHelper
The easy way to download and convert Web videos from hundreds of YouTube-like sites.
2,639,259 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
1,510,369 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.
595,966 users
LastPass Password Manager
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
818,747 users
Bitwarden - Free Password Manager
A secure and free password manager for all of your devices.
110,459 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.
39,033 users
RoboForm Password Manager
RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically
84,649 users