Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
Midnight Lizard
Custom color schemes for all websites: night mode, dark themes, blue light filter, screen shader, high contrast, grayscale, etc.
5,499 users
Auto Tab Discard
Use native tab discard method to automatically reduce memory usage of inactive tabs
30,358 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.
216,527 users
Bitwarden - Free Password Manager
A secure and free password manager for all of your devices.
142,490 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.
31,322 users
User-Agent Switcher and Manager
Spoofs User-Agent strings of your browser with a new one globally, randomly or per hostname
392,139 users
Dark Reader
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
255,397 users
Cookie Quick Manager
An addon to manage cookies (view, search, create, edit, remove, backup, restore, protect from deletion and much more). Firefox 57+ is supported.
32,651 users
Tab Reloader (page auto refresh)
An easy-to-use tab reloader with custom reloading time settings for individual tabs
31,307 users