HTML5 Video Everywhere
Replace video player with Firefox native video player
1 701 användare
Broken Link Checker
A SEO tool to find broken (404) and redirected (301, 307, 308) links in all frames
1 700 användare
AdBlocker Lite
block ads seamlessly on popular websites
1 687 användare
AdF.ly Skipper ★NOW WORKING: 9/13/2017★
http://adfly-skipper.blogspot.com/ ✔ adf.ly ✔ atominik.com ✔ microify.com ✔ bluenik.com ✔ tinyium.com ✔ babblecase.com ✔ riffhold.com ✔ pintient.com ✔ getrom.net ...and more!
1 682 användare
Trocker
This extension is an email Tracker Blocker, hence the name: Trocker!
1 682 användare
Mute Tab (WebExtension)
Easily mute all tabs with just one click!
1 679 användare
Password Depot Extension
Verbindet Firefox mit Password Depot — dem preisgekrönten Passwort-Manager aus Deutschland. Auto-Fill für Logins, Passkeys und TOTP-Codes. Ihre Passwörter bleiben, wo Sie es bestimmen — nie auf unseren Servern.
1 677 användare
PC Matic Adblocker Lite
En behörighetslös innehållsblockerare. Blockerar annonser, spårare, miners och mer omedelbart efter installationen.
1 668 användare
KProxy Extension for Firefox
Official KProxy Extension. The best anonymous proxy solution for work.
1 653 användare
Twitter Container
This addon is a fork of Mozilla's Facebook Container but for Twitter. Twitter Container isolates your Twitter activity from the rest of your web activity in order to prevent them from tracking you. This addon is NOT an official Mozilla Product.
1 651 användare
Remove Cookies Button
Toolbar button for removing cookies, local storage and session storage from the current tab. The button displays a number of deleted cookies (shown in the screenshot). In case of deletion problems button displays word "Error" and shows notification.
1 642 användare
Laboratory (Content Security Policy / CSP Toolkit)
Because good website security shouldn't only be available to mad scientists! Laboratory is a WebExtension that helps you generate a Content Security Policy (CSP) header for your website.
1 628 användare
YouTube Shorts Blocker
35 lines of code that hide YouTube Shorts everywhere. Brutally minimal, completely secure, fully verifiable. No tracking, no settings, no bloat. Read the entire source in 30 seconds.
1 624 användare
Luna Adblock for Youtube & Websites
Block ads on YouTube and across the web with Luna Adblock
1 604 användare
Get Cookies
A Firefox extension to get cookies from current tab.
1 602 användare
Font Fingerprint Defender
Defending against Font fingerprinting by reporting a fake value.
1 598 användare
HackTools
Hacktools, is a web extension facilitating your web application penetration tests, it includes cheat sheets as well as all the tools used during a test such as XSS payloads, Reverse shells to test your web application.
1 587 användare
Psono - Free Password Manager
Psono lösenordshanterare, lagra och dela dina lösenord säkert.
1 574 användare
YT Siphon
Redirect YouTube URLs to alternative frontends
1 551 användare
Extension source viewer
View source code of Firefox add-ons and Chrome extensions (crx/nex/xpi) from addons.mozilla.org, the Chrome Webstore and elsewhere, with CRX Viewer (crxviewer).
1 550 användare
AdBlocker for Gmail™
Removes all annoying Ads and Banners from Gmail
1 543 användare
Email Extractor Pro
Extracts all the emails from either the current tab or all opened tabs
1 538 användare
Nightfall DLP for Browsers
Nightfall AI: AI-Powered Data Loss Prevention for Your Sensitive Data
1 537 användare
Windows 10 Accounts Port
Sign in to supported websites with accounts on Windows 10. Ported from the Chrome's Windows 10 Accounts extension.
1 534 användare
Pixm Phishing Protection
Stop phishing attempts at the point of click
1 522 användare