One of the most popular free ad blockers for Firefox. Block annoying ads on sites like Facebook, YouTube and all other websites. Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).
The most popular ad blocker for Chrome and Safari, now available for Firefox! Block all advertisements on all web pages, even Facebook, Youtube, and Hulu. Browse faster, too! Most ads aren't even downloaded at all, saving you time and bandwidth.
Protects your browser from online threats.
Ethereum Browser Extension
The fastest and safest web browsing experience.Secure your privacy by blocking trackers, blocking ads, and blocking malicious content.
Your protection on the Internet with extension from Kaspersky Lab
Secure your Mozilla Firefox browser against real-time online threats, trackers, and scams. We’ll check every site you visit, from Facebook to your bank, so nothing puts you or your data at risk. Join a growing community of 400 million Avast users.
Norton Password Manager. Secure. Smart. Simple and Safe.
Keeps you safe when browsing the web by identifying and blocking dangerous websites.
Unblock geographically restricted content and protect your IP with Browsec’s add-on. With this Firefox VPN, you can stay anonymous for an unlimited time! Use free remote servers to hide your location and access any content you want.
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.
This extension protects users from being tracked while allowing them to search the web in complete private mode.
The best way to experience 1Password in your browser. Easily sign in to sites, generate passwords, and store secure information, including logins, credit cards, notes, and more.
Use the Belgian electronic identity card (eID) in Firefox
Avira Browser Safety helps identify internet addresses that are harmful to your system when you are browsing the web and protects your privacy by preventing invisible trackers.
Qwant VIPrivacy sets Qwant.com as your default search engine, blocks trackers for you to protect your personal data while you browse.