Flash Player for YouTube™
Watch YouTube™ Videos Only in Flash Player
847 users
Cookie Editor
Easily view and edit cookies for any website via toolbar popup!
845 users
Twitch Adblock (No-Pepe)
Blocks Ads on Twitch.tv, without Pepes in the UI.
845 users
Open in Private Mode
Open the active tab in a private window via toolbar button or context-menu.
843 users
Save Tabs
Save and restore all tabs from toolbar popup!
842 users
HackBar
A browser extension for Penetration Testing
835 users
Alison FF Extension
Esta extensión le permitira interactuar con servicios de firma y emisión de certificados digitales.
834 users
Sputnik
Open Source Intelligence (OSINT) web extension for IPs, Domains, File Hashes, and URLs
830 users
Trufflehog
Sniffing out credentials
826 users
Cookies
Turn on/off global browser cookies through the tap of a button. Note: Requires Firefox 59.0+) Nightly users please use Beta/Pre-release version.
823 users
Cozy Pass
Cozy Pass, the French and open source password manager application of your personal cloud Cozy that makes you the Internet easier by helping you to create, save and autofill strong passwords for all your accounts so you can browse securely online.
822 users
addy.io (AnonAddy) - Anonymous Email Forwarding
Open-source Anonymous Email Forwarding. Quickly and easily view, search, manage and create new aliases in just a few clicks using the addy.io browser extension.
820 users
Whoer VPN for Firefox
Whoer VPN - most reliable way to hide your identity while surfing through the internet.
814 users
uBO-Scope
A tool to measure your 3rd-party exposure score for web sites you visit.
805 users
pCloud Pass - Password manager
Easily log in to websites, autofill online forms and use suggested passwords without leaving your browser.
801 users
Referer Modifier
Modify the Referer header of HTTP requests: Remove, shorten, replace with custom data, or keep the Referer depending on the target domain.
799 users
Psono - Free Password Manager
Psono password manager, store and share your passwords securely.
795 users
Redirect Bypasser (WebExtension)
Avoid redirects and has direct access to the sites you want to visit.
789 users
Former2 Helper
Helps avoid CORS issues with AWS API endpoints for former2.com
784 users
Copy As Plain Text
Easily copy the selected text without formatting to the clipboard via right-click menu.
783 users
DontBugMe for BugMeNot credentials
DontBugMe allows you to easily use credentials from BugMeNot.com on any page.
782 users
NONIOBlocker
Remove o NONIO
780 users
ClearURLs-广告拦截工具
Remove tracking elements from URLs.
780 users
History Cleaner (History Eraser)
Quickly delete/wipe your browser history for a defined period with one click
774 users
Content Security Policy (CSP) Generator
Automatic Content Security Policy (CSP) Generator. Generate a Content Security Policy header in minutes on any website. Built by https://csper.io
772 users