uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
5,800,459 users
AdBlocker Ultimate
Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.
1,820,785 users
DuckDuckGo Privacy Essentials
Simple and seamless privacy protection for your browser: tracker blocking, cookie protection, DuckDuckGo private search, email protection, HTTPS upgrading, and much more.
1,512,195 users
AdGuard AdBlocker
Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.
814,009 users
NoScript Security Suite
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.
330,674 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.
244,083 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.
1,243,327 users
Malwarebytes Browser Guard
The fastest and safest web browsing experience.Secure your privacy by blocking trackers, blocking ads, and blocking malicious content.
571,894 users
Firefox Multi-Account Containers
Firefox Multi-Account Containers lets you keep parts of your online life separated into color-coded tabs. Cookies are separated by container, allowing you to use the web with multiple accounts and integrate Mozilla VPN for an extra layer of privacy.
317,427 users
Firefox Relay
Firefox Relay lets you generate email aliases that forward to your real inbox. Use it to hide your real email address and protect yourself from hackers and unwanted mail.
122,965 users
Startpage Privacy Protection
By installing the free Startpage Privacy Protection extension you will be able to stop trackers and cookies and set Startpage as your default search engine.
67,489 users
Popup Blocker Ultimate
Best Popup Blocker for Firefox. (Best in Rating, Performance, This addon does NOT track user activities same as others)If your Firefox version is not 57+ please install version 8.1 from Official website.
61,341 users
Norton AntiTrack
Feel like you have little to no control over what information the sites you visit collect and share? Norton AntiTrack* for Windows can help. * Norton AntiTrack is only available on Windows PCs and always requires the Windows disclaimer.
26,893 users
ModHeader
Add and modify the HTTP request headers and response headers. Use ModHeader to: - Add / modify request and response headers - Add / modify cookies - Multi-profile support - Filtering based on URL, tab, or window - Export and share profiles
15,299 users
FastForward
Don't waste time with compliance. Use FastForward to skip annoying URL "shorteners".
14,117 users
Free VPN Proxy fast and secure - Planet VPN
Unblock access to any website with our free VPN proxy Mozilla extension - Planet VPN
13,189 users
LocalCDN
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.
9,943 users
Flag Cookies
A cookie manager add-on on with power features! Differentiating domain.net and subdoamin.domain.net with removal and keep rulesets.
7,847 users
Cookiebro - Cookie Manager
Advanced cookie manager for easy cookie management and automatic deletion of unwanted cookies. Supports whitelist & blacklist and provides an easy-to-use interface for whitelisting domains. View, Edit, Create, Search cookies in Cookie Editor.
4,677 users
Random User-Agent
Automatically change the user agent after a specified period of time to a randomly selected one, thus hiding your real user agent
3,681 users
LibRedirect
Redirects YouTube, Twitter, Instagram... requests to alternative privacy friendly frontends and backends.
2,794 users
