uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
6,521,628 users
AdBlocker Ultimate
Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.
2,072,394 users
AdGuard AdBlocker
Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.
911,852 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.
335,870 users
AdNauseam
Blocking ads and fighting back against advertising surveillance.
46,408 users
Malwarebytes Browser Guard
The fastest and safest web browsing experience.Secure your privacy by blocking trackers, blocking ads, and blocking malicious content.
567,341 users
Web Threat Shield
Keeps you safe when browsing the web by identifying and blocking dangerous websites.
436,847 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.
78,193 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.
63,001 users
Free VPN Proxy fast and secure - Planet VPN
Unblock access to any website with our free VPN proxy Mozilla extension - Planet VPN
26,518 users
Nervenschoner
Der Blocker der Verbraucherzentrale zaubert Cookie und Einwilligungs Banner einfach weg.
19,099 users
Privacy.com for Firefox
Privacy.com'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.
9,366 users
VPN Unlimited Proxy - Best VPN browser extension
VPN Unlimited - reliable, easy-to-use, and lightning-fast VPN extension for Firefox browser
5,221 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)
2,631 users
Fair AdBlocker
Block annoying ads, popups, malware and tracking (even on Facebook & Youtube), browse faster, and protect your privacy.
790 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.
229 users
Web Risk Info
Stay safe when browsing the Internet by getting information about the reliability of sites in real time.
196 users
Ninja Hacker Cat
Ninja Hacker Cat makes basic web security checks for you!
146 users
Rentgen
Rentgen to wtyczka, która automatycznie wizualizuje, jakie dane zostały ~~wykradzione~~ wysłane do podmiotów trzecich przez odwiedzane strony. Pozwala wygenerować raport lub treść maila, który można wysłać do administratora strony i/lub UODO.
125 users
Ultimate Ad Blocker
Block YouTube ads, banner ads & fight malware!
106 users
firewall
[č]Allows website requests filtering and header alteration --- icon from: Martz90 http://martz90.deviantart.com/art/Hex-Icons-Pack-389706981
54 users
Chochmes.sk
Chochmes je založený na podobnom princípe ako antivírus – upozorňuje užívateľov na potenciálne nebezpečenstvá – v našom prípade sú to konšpirácie. Chochmes bude vás a vašich blízkych chrániť pred dezinformáciami, hoaxami a konšpiráciami.
29 users
SafeToOpen Online Security
SafeToOpen Online Security protects you against scams, viruses, and phishing sites.
24 users
Enhanced iFrame Protection
A lightweight extension to automatically detect and provide verbose warnings for embedded iframe elements in order to protect against Browser-In-The-Browser (BITB) attacks.
22 users
Server Status
Quickly view basic info about every webpage, including server location, IP addresses, certificate issuer and expiration date, HTTP status code and load time.
20 users