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
837 users
Open in Private Mode
Open the active tab in a private window via toolbar button or context-menu.
835 users
Gener8
Be rewarded for your data while browsing free from intrusive ads and annoying cookie banners.
825 users
Startpage Search — Dark Theme
Adds Startpage.com as a search engine, using the Dark theme.Adds Startpage.com as a search engine, using the Dark theme.
817 users
AdBlox - Ad Blocker
Powerful ad blocker remove ads, pop-ups, malware, tracking. Best ad blocker for, facebook, youtube, twitch.
817 users
Sputnik
Open Source Intelligence (OSINT) web extension for IPs, Domains, File Hashes, and URLs
810 users
Plug
Plug 🔌 the Internet Computer (IC) crypto wallet browser extension and identity provider, An easy-to-use browser extension that allows you to hold, send, and manage IC tokens & NFTs with just one Principal ID and log into IC apps! 🔥
805 users
Moesif Origin & CORS Changer
The most popular and feature rich CORS tool on Chrome (over 100K weekly active users) is rebuilt for Firefox with more features. This plugin allows you to send cross-domain requests. You can also override Request Origin and CORS headers.
797 users
Certainly Something (Certificate Viewer)
Certainly Something is an advanced digital certificate viewer for with an easy-to-use interface that works on both desktop and mobile devices.
785 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.
780 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.
780 users
Link Virus Check - Security Plus
Security Plus is a browser extension that provides free checking of urls for viruses. It uses up to 64 different antivirus products and scan engines to check for viruses that the user's own antivirus solution may have missed.
775 users
SuperStop
SuperStop adds a Shift+Esc shortcut and toolbar button that stops background requests and animations even when the Firefox Stop button is disabled.
762 users
CoinBlock
With the rising popularity of coinminers in js form, this extension attempts to block those hosted on coin-hive, and cryptoloot. A multiple entry block list is planned.
760 users
TOTP
A TOTP generator that could be used with gmail, github and other sites which require 2FA.
759 users
Burner Emails: Easy, Fast, Disposable Emails
Detects email fields as you browse and fills them with a burner email address that forwards to your personal email address
758 users
