Firefox Extensions to Privacy focused

Discover Firefox Extensions to Privacy focused.

Committed to protecting user privacy and securing data.

Best Firefox Extensions to Privacy focused

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NextDNS

NextDNS

Open Source

NextDNS is a powerful, cloud-based DNS service offering comprehensive network-wide content filtering and security. It protects all your devices from ads, trackers, malware, and phishing attempts, while providing advanced parental controls and detailed analytics, all through a highly customizable platform that requires no software installation on individual devices.

Comprehensive network-wide ad, tracker, and malware blocking.
Block ads
... Home & Family Network & Admin Security & Privacy Web Browsers
Nitter

Nitter

Open Source

Nitter is an open-source, privacy-focused alternative front-end for Twitter, designed to offer an enhanced browsing experience without the tracking, ads, or JavaScript of the official platform. It prioritizes user privacy, speed, and accessibility, providing a clean interface to view Twitter content anonymously.

Exceptional user privacy (no tracking, ads, or JavaScript).
Twitter
Social & Communications
ActivityWatch

ActivityWatch

Open Source

ActivityWatch is a free and open-source, privacy-focused time-tracking application that automatically monitors how you spend time on your devices, offering detailed insights into your digital activities with local storage and offline functionality.

Strong emphasis on user privacy with local data storage.
Ability to add more watchers
Office & Productivity Security & Privacy Sport & Health Web Browsers
Lightbeam for Firefox

Lightbeam for Firefox

Open Source

Lightbeam for Firefox is a powerful Firefox add-on that visually demonstrates your interactions with first- and third-party sites across the web, highlighting potential tracking connections.

Provides clear, real-time visualization of tracking networks.
Firefox extension
Security & Privacy Web Browsers
AdFender

AdFender

Free

AdFender is a comprehensive ad-blocking and privacy tool designed to enhance your web browsing experience by removing disruptive advertisements and protecting your online identity. It works across multiple browsers and offers advanced features like custom DNS settings and limited parental controls.

Blocks ads system-wide across multiple browsers and applications.
Block ads
Web Browsers
Firefox Hello

Firefox Hello was a simple, browser-based video and audio communication tool built directly into the Firefox browser. It allowed users to connect with others quickly and easily through sharable links, requiring no registration or account creation. Its core focus was on immediate, privacy-conscious communication.

No account or registration required for use.
Firefox extension
Social & Communications Web Browsers
Mailvelope

Mailvelope

Open Source

Mailvelope is a free and open-source browser extension for Chrome and Firefox that brings end-to-end encryption to your existing webmail services using the OpenPGP standard. It allows users to encrypt, decrypt, and digitally sign emails directly within their web browser, enhancing privacy and security without requiring a change in email provider.

Integrates directly with existing webmail services.
Google Chrome extension
Security & Privacy Web Browsers
DeeperWeb

DeeperWeb

Open Source

DeeperWeb is a privacy-focused metasearch engine that enhances Google search results using tag cloud and topic map techniques for improved navigation and discovery. It prioritizes user privacy by not tracking searches.

Unique visual navigation using tag clouds.
Search engine
Online Services
DotVPN

DotVPN

Freemium

DotVPN started as a free browser extension for Firefox, offering a simple way to enhance online privacy and security. It focuses on providing anonymous browsing and bypassing censorship.

Easy to install and use.
Sync with Google Drive
Security & Privacy
LanguageTool

LanguageTool

Open Source

LanguageTool is an extensive open-source proofreading tool designed for individuals and businesses, supporting a large number of languages. It offers crucial grammar, style, and spell checking capabilities across various platforms through browser extensions, desktop applications, and integrations.

Extensive support for a large number of languages.
Google Chrome extension
Web Browsers
Click&Clean

Click&Clean is a comprehensive browser extension and system utility designed to enhance online privacy and maintain system performance. It provides a suite of tools for cleaning browsing data, safeguarding sensitive information, and optimizing your computer.

Comprehensive browsing data cleaning
Browser extension
OS & Utilities Security & Privacy
Betternet

Betternet

Free

Betternet is a free VPN service designed to provide users with enhanced online privacy and security. It enables users to access geo-restricted content, surf the web anonymously, and protect their data from potential threats.

Easy to use with a simple interface.
Anticensorship
Security & Privacy
Flashblock

Flashblock

Free

Flashblock is a Firefox extension that enhances browsing security and privacy by blocking Adobe Flash content by default, offering users control over what animations and videos load on web pages, thus improving page load times and reducing exposure to malicious Flash elements.

Significantly improves website load times.
Firefox extension
Web Browsers
Wire

Wire

Free

Wire is a secure, cross-platform messaging and collaboration client offering end-to-end encryption by default for all communication types including messaging, voice and video calls, and file sharing across desktop and mobile devices.

Strong, always-on end-to-end encryption for all communication.
Encrypted chat
Photos & Graphics Security & Privacy Social & Communications
Windscribe

Windscribe

Freemium

Windscribe is a comprehensive privacy and security tool offering a dynamic VPN service alongside powerful ad, tracker, and malware blocking. It enables users to bypass internet censorship, access geo-restricted content securely, and enhance online anonymity across multiple devices with user-friendly applications and browser extensions.

Robust ad and tracker blocking through R.O.B.E.R.T.
Bypass censorship
Security & Privacy Web Browsers
Disconnect

Disconnect

Open Source

Disconnect is a robust tool designed to enhance online privacy by visualizing and blocking the invisible tracking technologies that follow your browsing and search history across the web. Available as a browser extension and other privacy-focused solutions, it aims to significantly reduce the amount of personal data collected by third-party trackers.

Effectively blocks online trackers.
Google Chrome extension
Security & Privacy Web Browsers
Terms of Service Didn't Read

Terms of Service Didn't Read (ToS;DR) is a community-driven project that helps users understand the terms of service and privacy policies of online services and websites. It provides summaries and ratings, highlighting important clauses that users might otherwise miss.

Simplifies complex legal documents into understandable summaries.
Browser extension
Security & Privacy Web Browsers
NoScript

NoScript

Open Source

NoScript is a powerful browser extension for Firefox and other browsers that provides essential security by blocking JavaScript, Java, Flash, Silverlight, and other potentially malicious active content on websites unless explicitly allowed.

Significantly enhances browsing security by blocking malicious scripts.
Firefox extension
Development Web Browsers
Ghostery

Ghostery

Free

Ghostery is a powerful privacy browser and extension that blocks ads, stops trackers, and enhances your online anonymity. It provides users with greater control over their digital footprint and browsing speed.

Effectively blocks a wide range of trackers and ads.
No Tracking
Security & Privacy Web Browsers
uBlock Origin

uBlock Origin

Open Source

uBlock Origin is a highly efficient, wide-spectrum blocker for browsers. It goes beyond simple ad blocking by tackling trackers, malware sites, and cosmetic annoyances, all while maintaining a light footprint on your browser's resources.

Highly effective at blocking ads, trackers, and malware sites.
3rd-party filters
Security & Privacy Web Browsers
DuckDuckGo

DuckDuckGo

Free

DuckDuckGo is a leading privacy-focused search engine that prioritizes user anonymity and transparent search results. Unlike traditional search engines, it does not track user activity, offering a safe and personal search experience without filter bubbles.

Superior user privacy with no tracking
Bangs
Online Services Web Browsers
Disconnect Search

Disconnect Search

Open Source

Disconnect Search is a privacy-focused search engine and browser extension that prevents major search engines from tracking your searches and location. It routes your searches anonymously through Disconnect's servers, protecting your privacy while allowing you to utilize popular search providers like Google, Bing, and DuckDuckGo.

Effectively anonymizes search queries with major engines.
Google Chrome extension
Online Services Web Browsers