uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
7,463,294 users
AdBlocker Ultimate
Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.
2,359,715 users
AdGuard AdBlocker
Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.
1,043,145 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.
316,340 users
Malwarebytes Browser Guard
The fastest and safest web browsing experience. Secure your privacy by blocking trackers, blocking ads, and blocking malicious content.
531,166 users
Web Threat Shield
Keeps you safe when browsing the web by identifying and blocking dangerous websites.
371,023 users
Surfshark VPN Extension
Enjoy unrestricted internet while keeping online activity and personal information secure!
80,706 users
AdNauseam
Blocking ads and fighting back against advertising surveillance.
76,455 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.
65,845 users
Popup Blocker Ultimate
Best Pop-up Blocker for Firefox. (Best in Rating, Performance, This addon does NOT collect user's data same as Poper Blocker)If your Firefox version is not 57+ please install version 8.1 from Official website.
59,817 users
Free VPN Proxy & Ad Blocker - Planet VPN
Unblock access to any website with our free VPN proxy Mozilla extension - Planet VPN
55,397 users
ESET Browser Privacy & Security
Enjoy extended browser protection with ESET Browser Privacy & Security—includes the unique Metadata Cleanup, Secure Search and more.
17,767 users
Nervenschoner
Der Blocker der Verbraucherzentrale zaubert Cookie und Einwilligungs Banner einfach weg.
16,415 users
Privacy | Protect Your Payments
Privacy's Firefox add-on allows you to generate a new virtual card number with 1-click on any checkout page. Keep your payment info safe from data breaches, shady merchants, and sneaky subscription billing.
9,016 users
VPN Unlimited Proxy - Best VPN browser extension
VPN Unlimited - reliable, easy-to-use, and lightning-fast VPN extension for Firefox browser
4,808 users
Open in Tor Browser
Open current page or link in tor browser for better privacy
4,770 users
Script Blocker Ultimate (NoScript, Disable JS)
Best Script Blocker for Firefox. (Best in Performance, This addon does NOT track user activities same as others)
2,538 users
VPN Free Unlimited - VPNLY
Free & Unlimited Proxy - without any restrictions and limits
1,515 users
Stands Free AdBlocker
Block annoying ads, popups, malware and tracking (even on Facebook & Youtube), browse faster and protect your privacy.
1,476 users
Cookie Cleaner (Cookie Eraser)
Quickly delete/wipe your browser Cookies for a defined period with one click
1,317 users
SpyHunter® Web Security
SpyHunter® Web Security identifies and blocks malicious web content and other potential security threats.
692 users
JShelter
JShelter controls the APIs provided by the browser. The goal is to improve the privacy and security of the user running the extension.
525 users
YouTube Spam Remover
Hides most YouTube spam and abuse comments
360 users
CIRA Canadian Shield
Protect your personal devices (and your family!) from malware and phishing with a free public DNS made exclusively for users in Canada.
277 users
PaywallHub
PaywallHub Chrome Extension lets you have your favourite paywall removers all in the same place.
268 users