uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
10,751,028 users
AdGuard AdBlocker
Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.
1,719,069 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.
245,595 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
83,691 users
AdBlocker Ultimate
Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.
1,105,497 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.
451,066 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!
303,158 users
ESET Browser Privacy & Security
Enjoy extended browser protection with ESET Browser Privacy & Security—includes the unique Metadata Cleanup, Secure Search and more.
220,719 users
Web Threat Shield
Keeps you safe when browsing the web by identifying and blocking dangerous websites.
204,710 users
VPN
1VPN - Free VPN Proxy, Unlimited Data, Fast Speeds, Secure Encryption, No-Logs Policy, and Easy to Use.
121,072 users
Surfshark VPN - Extension — fast & private
Protect your Mozilla Firefox browsing with Surfshark VPN — fast, secure, private.
112,910 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.
51,835 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.
32,210 users
Lock Adblock
Lock Adblock: A lightweight, permissionless and user-friendly ad blocker for ads, trackers and malware.
12,547 users
VPN Free Unlimited - VPNLY
Free & Unlimited Proxy - without any restrictions and limits
12,296 users
Nervenschoner
Der Blocker der Verbraucherzentrale zaubert Cookie und Einwilligungs Banner einfach weg.
10,105 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.
6,786 users
YouTube Dislike Counter
Restores YouTube video dislike counts for both regular videos and shorts
5,146 users
Google Analytics Opt-out
Prevents the Google Analytics and Tag Manager's JavaScript APIs from collecting data and recording the user
5,110 users
FMHY SafeGuard
An extension that detects starred, safe, unsafe or potentially unsafe sites using the FMHY Filterlist.
4,802 users
Search Result Previews
This addon shows you page preview 🖼️ next to each search result! 🔍 PRO version shows also PageRank 📊 value for each page!
3,705 users
Spotify Adblock
Block Spotify ads instantly. Skip audio and banner ads in the Spotify web player and enjoy uninterrupted music.
3,324 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.
3,163 users
