Always active Window (Always Visible)
Pretend that all browser windows are active by spoofing the visibility state event
4,287 users
Random User-Agent (Switcher)
Automatically change the user agent after a specified period of time to a randomly selected one, thus hiding your real user agent
4,197 users
Quick Heal Spy Alert
Quick Heal Spy Alert protects user identity and prevents trackers that collect online browsing behavior.
4,099 users
Ad Blocker for Facebook™
Remove unwanted contents on the Facebook website, including sponsored posts and recommended pages/groups. Supports both desktop and mobile Firefox.
4,097 users
KeePassHelper Password Manager
Helper extension to find and insert logins and passwords without copying them
4,012 users
KeePassHttp-Connector
This extension provides KeePass integration for browsers, using KeePassHttp plugin for KeePass. It provides secure access to your credentials stored in KeePass over HTTP.
4,009 users
Yahoo Mail Hide Ad Panel
Permanently hides the Ads panel on the right side of New Yahoo! Mail, the 'Sponsored' email at the Top, and ads on the Left to give you a full-width Premium email experience for free! The other option, of course is to pay $50 a year to Yahoo! Inc. :)
3,975 users
Password Manager
Automatically fills in login fields with passwords from the password vault. The add-on is not standalone and requires the password manager desktop app by F-Secure to be installed. For more information, visit https://www.f-secure.com/id-protection.
3,863 users
Search Result Previews
This addon shows you page preview 🖼️ next to each search result! 🔍 PRO version shows also PageRank 📊 value for each page!
3,858 users
Ad-BlockerPro
Ad-Blocker Pro is the best ad blocker for your web browser. It can block tracking scripts, banners, annoying pop-up ads and much more.
3,842 users
Automatic AdSkipper
AdSkipper is browser extension that automatically skips in video ads on websites. Support the project on: https://www.buymeacoffee.com/mileta https://patreon.com/MiletaDulovic Source Code https://github.com/M1ck0/adskipper-extension
3,830 users
Quick Heal Anti Tracker
Quick Heal Anti Tracker protects user identity and prevents trackers that collect online browsing behavior.
3,777 users
KeepSolid VPN Unlimited
VPN Unlimited - reliable, easy-to-use, and lightning-fast VPN extension for Firefox browser
3,750 users
Ninja Cookie
Ninja Cookie removes cookie banners by rejecting the use of non-essential cookies.
3,740 users
Apia digital signature
This extension allows Apia to access Java applications required to digitally sign content.
3,698 users
Ad Blocker: Stands AdBlocker
How to block ads? Use Ad Blocker for Firefox - Stands Adblocker! Block all ads on YouTube, Twitch, sites, and stay protected from phishing, tracking, and malware.
3,690 users
Change Geolocation (Location Guard)
Easily change your geographic location (Geolocation) to your desired one and protect your privacy.
3,658 users
Podepisovací komponenta Signer
Podepisovací komponenta Signer používaná v Portálu ZP (www.portalzp.cz). Tato komponenta rozšiřuje použití klientských certifikátů i v prohlížeči Mozilla Firefox a umožňuje využívat i cetifikáty na kartách, které jsou dostupné pomocí Window CryptoAPI
3,647 users
Porn/Malware Blocker
Blocks known pornographic and malware domains. When attempting to go to such a domain, the user is redirected to another page, alerting them that the site has been blocked. Unlike other extensions, no content from the blocked site is ever shown.
3,642 users
