Smart Referer
Improve your privacy by limiting Referer information leak! Please note that this extension has been largely superseded by better browser defaults for websites using HTTPS (almost all) and is not maintained anymore.
3,811 users
AdBlocker for Facebook™
Block Ads Seamlessly on Facebook.com
3,806 users
Canvas Defender
Instead of completely blocking canvas fingerprinting, Canvas Defender add-on creates a unique and persistent noise that hides your real canvas fingerprint. This add-on protects you while browsing both in normal and private mode.
3,791 users
Mute sites by default
Mutes all sites by default and remembers unmuted sites
3,762 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
3,759 users
Bluhell Firewall
Get a faster browsing experience by blocking nasty web resources using Bluhell Firewall, the lightweight Ad-Blocker and Tracking/Privacy Protector.
3,592 users
Happy Right-Click 2
Enable Right-Click. Enable text copying.
3,582 users
HTTP request maker
Displays a sidebar that lets you to forge HTTP requests. Press Ctrl+Shift+Y to show the sidebar and make your own HTTP request. You can choose the method GET, HEAD, POST, OPTIONS, PUT DELETE and the body data to send. Response in the main window.
3,503 users
Delinea Web Password Filler
Delinea’s web password manager backed by Delinea's flagship vaulting solution (Secret Server) for Privileged Access Management.
3,485 users
Who Targets Me
Big tech allows campaigns to profile and target voters, increasing polarization and mistrust in our democracies. They won't behave more responsibly without public pressure and transparency. Install Who Targets Me to add your voice!
3,478 users
Amazon Container
Amazon Container isolates your Amazon activity from the rest of your web activity in order to prevent Amazon from tracking you outside of the Amazon ecosystem via third party cookies.
3,435 users
Dr.Web LinkChecker
This plugin allows you to check any file you are about to download, any page you are about to visit with online version of Dr.Web anti-virus.
3,409 users
Apia digital signature
This extension allows Apia to access Java applications required to digitally sign content.
3,408 users
base64 decoder
select some text, and base64 decode it.
3,380 users
FindSomething
Find interesting things in the webpage's source code or JavaScript
3,345 users
Lightbeam
Lightbeam is a Firefox browser extension that uses interactive visualizations to show you the relationships between third parties and the sites you visit.
3,335 users
Fake-Shop Detector
The Fake Shop Detector warns you of fraudulent offers, directly in your internet browser!
3,308 users
КриптоГОСТ.Плагин
Расширение браузера, выполняющее криптографические операции в ДБО isFront
3,296 users
Bloody Vikings!
Simplifies the use of temporary e-mail addresses in order to protect your real address from spam. Supports inter alia 10minutemail.com and anonbox.net.
3,292 users
Simple Twitch Adblocker
An extension to block Twitch ads. Done the simplest possible way to avoid Twitch countermeasures. Ads will be automatically muted and the stream will continue playing over them (in lower resolution due to Twitch limitations).
3,292 users
KProxy Extension for Firefox
Official KProxy Extension. The best anonymous proxy solution for work.
3,288 users
Pinned MEGA Cloud
Opens new tab with mega.nz or switches to it if it's already open.
3,278 users
CookieManager - Cookie Editor
Edit cookies related to the current page and all its sub-frames right from a popup
3,252 users
ffCK Overlays
Right-click any element to remove it. Inspired by the Chrome extension "F*ck Overlays".
3,197 users
Neat URL
Remove garbage from URLs.
3,179 users