uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
10,619,125 users
AdGuard AdBlocker
Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.
1,703,202 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.
242,379 users
Popup Blocker (strict)
Strictly block all popup requests from any website by default. A notification window is opened to allow you accept, reject, open the popup in background page, or redirect the current page to popup address
83,348 users
AdBlocker Ultimate
Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.
1,082,983 users
Malwarebytes Browser Guard
Fast and safe browsing that protects your privacy. Block trackers, ads, phishing, and malicious content—so you stay secure and in control.
444,941 users
NordVPN - a VPN proxy extension for Firefox
Looking for the best VPN extension for Firefox? NordVPN's Firefox VPN proxy extension lets you hide your IP, change your virtual location, and stay safe online with a click. Get a fast, secure, and unlimited VPN for Firefox!
299,730 users
ESET Browser Privacy & Security
Enjoy extended browser protection with ESET Browser Privacy & Security—includes the unique Metadata Cleanup, Secure Search and more.
215,528 users
Web Threat Shield
Keeps you safe when browsing the web by identifying and blocking dangerous websites.
200,403 users
VPN
1VPN - Free VPN Proxy, Unlimited Data, Fast Speeds, Secure Encryption, No-Logs Policy, and Easy to Use.
122,172 users
Surfshark VPN - Extension — fast & private
Protect your Mozilla Firefox browsing with Surfshark VPN — fast, secure, private.
111,927 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.
51,343 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.
31,350 users
Adblock
Lock Adblock: A lightweight, permissionless and user-friendly ad blocker for ads, trackers and malware.
12,419 users
VPN Free Unlimited - VPNLY
Free & Unlimited Proxy - without any restrictions and limits
11,650 users
Nervenschoner
Der Blocker der Verbraucherzentrale zaubert Cookie und Einwilligungs Banner einfach weg.
9,900 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.
6,804 users
YouTube Dislike Counter
Restores YouTube video dislike counts for both regular videos and shorts
5,261 users
Google Analytics Opt-out
Prevents the Google Analytics and Tag Manager's JavaScript APIs from collecting data and recording the user
5,000 users
FMHY SafeGuard
An extension that detects starred, safe, unsafe or potentially unsafe sites using the FMHY Filterlist.
4,827 users
Search Result Previews
This addon shows you page preview 🖼️ next to each search result! 🔍 PRO version shows also PageRank 📊 value for each page!
3,651 users
Spotify Adblock
Block Spotify ads instantly. Skip audio and banner ads in the Spotify web player and enjoy uninterrupted music.
3,522 users
VPN Unlimited - Secure VPN Proxy for Firefox
Fast Firefox VPN proxy to hide IP, block WebRTC leaks, secure public Wi-Fi, and access websites through 3,000+ servers.
3,107 users
