RECOMMENDED

uBlock Origin

Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
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Add-ons
uBlock Origin
uBlock Origin

Raymond Hill


Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.

Translate Web Pages
Translate Web Pages

Filipe Ps


Translate your page in real time using Google or Yandex. It is not necessary to open new tabs. Now works with the NoScript Extension.

Dark Reader
Dark Reader

Alexander Shutau


Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.

Privacy Badger
Privacy Badger

EFF Technologists


Automatically learns to block invisible trackers.

Text Reflow WE
Text Reflow WE

依云


Allow click events to reflow text of that tag to fit screen width.

SetupVPN Lifetime Free VPN
SetupVPN Lifetime Free VPN

SetupVPN


Unblock any blocked website in your country, school or company. SetupVPN changes your IP address and location with just single click! It's free and easy to use. Setup your VPN now.

Privacy Possum
Privacy Possum

cowlicks


Privacy Possum monkey wrenches common commercial tracking methods by reducing and falsifying the data gathered by tracking companies.

LocalCDN
LocalCDN

nobody


Emulates remote frameworks (e.g. jQuery, Bootstrap, AngularJS) and delivers them as local resource. Prevents unnecessary 3rd party requests to Google, StackPath, MaxCDN and more. Prepared rules for uBlock Origin/uMatrix.

Universal Bypass
Universal Bypass

Sainan


Don't waste your time with compliance. Universal Bypass automatically skips annoying link shorteners.

FireMonkey
FireMonkey

erosman


Super Lightweight User Script and Style Manager

SyncMobile for xBrowserSync
SyncMobile for xBrowserSync

CookieJarApps


An unofficial client for xBrowserSync adding support for mobile GeckoView-based browsers by removing any bookmark modifying done by the add-on.

Simple Allow Copy
Simple Allow Copy

FallenMax


Allow Copy on every websites

AdGuard AdBlocker
AdGuard AdBlocker

Adguard Software Ltd


Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.

HTTPS Everywhere
HTTPS Everywhere

EFF Technologists


Encrypt the web! HTTPS Everywhere is a Firefox extension to protect your communications by enabling HTTPS encryption automatically on sites that are known to support it, even when you type URLs or follow links that omit the https: prefix.

Bitwarden - Free Password Manager
Bitwarden - Free Password Manager

Bitwarden Inc.


A secure and free password manager for all of your devices.

NoScript Security Suite
NoScript Security Suite

Giorgio Maone


The best security you can get in a web browser! Allow potentially malicious web content to run only from sites you trust. Protect yourself against XSS other web security exploits.

I don't care about cookies
I don't care about cookies

Kiko


Get rid of cookie warnings from almost all websites!

Cookie Quick Manager
Cookie Quick Manager

Ysard


An addon to manage cookies (view, search, create, edit, remove, backup, restore, protect from deletion and much more). Firefox 57+ is supported.

Decentraleyes
Decentraleyes

Thomas Rientjes


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.

CanvasBlocker
CanvasBlocker

kkapsner


Alters some JS APIs to prevent fingerprinting.

Violentmonkey
Violentmonkey

Gerald


Violentmonkey provides userscripts support for browsers. It's open source! https://github.com/violentmonkey/violentmonkey

Chameleon
Chameleon

sereneblue


Spoof your browser profile. Includes a few privacy enhancing options. A WebExtension port of Random Agent Spoofer.

YouTube High Definition
YouTube High Definition

Baris Derin


YouTube High Definition is a powerful tool that automatically plays all YouTube videos in HD, changes video player size, offers auto-stop and mute, and much more.

Read Aloud: A Text to Speech Voice Reader
Read Aloud: A Text to Speech Voice Reader

LSD Software


Read out loud the current web-page article with one click. Supports 40+ languages.

Don't track me Google
Don't track me Google

Rob W


Removes the annoying link-conversion at Google Search / maps / ...

Dark Background and Light Text
Dark Background and Light Text

Mikhail Khvoinitsky


Make every web page (or just the pages you want) display light text on dark backgrounds. All color variations are fully customizable.

uMatrix
uMatrix

Raymond Hill


Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc.

LeechBlock NG
LeechBlock NG

James Anderson


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.

Midnight Lizard
Midnight Lizard

Pavel Agarkov


Custom color schemes for all websites: night mode, dark themes, blue light filter, screen shader, high contrast, grayscale, etc.

SingleFile
SingleFile

gildas


Save an entire web page—including images and styling—as a single HTML file.

Tomato Clock
Tomato Clock

Samuel Jun


Tomato Clock is a simple browser extension that helps with online time management.

Android PDF.js
Android PDF.js

Manuel Reimer


Opens PDF files on Firefox for Android using PDF.js.

Web Archives
Web Archives

Armin Sebastian


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.

Header Editor
Header Editor

泷涯


Manage browser's requests, include modify the request headers and response headers, redirect requests, cancel requests

Save-Data: on
Save-Data: on

Aleksandersen


Automatically enable data-savings mode at compatible websites.

Bypass Paywalls Clean (c)
Bypass Paywalls Clean (c)

magnolia1234


Bypass Paywalls of (custom) news sites. Custom add-on version with default access to all sites (to enable custom sites on Firefox Android which has no optional permissions)

Search by Image
Search by Image

Armin Sebastian


A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.