3,890 users
Container proxy
Allows Firefox user assign different proxies to be used in different containers
3,606 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.
3,567 users
Passwords for Nextcloud browser add-on
The official browser extension for the Passwords app for Nextcloud.
3,479 users
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.
3,086 users
Script Blocker Ultimate (NoScript, Disable JS)
Best Script Blocker for Firefox. (Best in Performance, This addon does NOT track user activities same as others)
2,631 users
SmartProxy
SmartProxy is a smart automatic proxy switcher that will automatically enable/disable proxy for the sites you visit, based on customizable rules.
2,210 users
CookieBlock
Automatically enforces cookie consent preferences to protect your privacy on any website you visit.
2,148 users
NopeCHA: CAPTCHA Solver
Automatically solve reCAPTCHA, hCaptcha, FunCAPTCHA, AWS WAF, and text CAPTCHA using AI.
2,142 users
Max HacKBar
This hackbar moded by Mr bipolar - Telegram @mr_bipolar
2,075 users
Website IP
Simple add-on that displays the current website IP address without a third party service. Converting the current tabs domain name to IPv4 & IPv6 via DNS lookup.
1,825 users
Tracking & Ad Removal on Facebook
Removes Ads and the user interaction tracking on Facebook™. Modified elements can optionally have a custom CSS style applied to them so that cleaned items can be more easily identified.
1,672 users
Happy Right-Click 2
Enable Right-Click. Enable text copying.
1,497 users
VirusTotal Scan
Scan URL with VirusTotal
1,407 users
Clear Site Cookies
Clear the cookies of the current website, with cookie preview and precise cookie selection.
1,331 users
Bright VPN - Secure Private & Free VPN Proxy
Bright VPN desktop app remote controller. Bright VPN is easy to use, no email or credit card is required to use the VPN proxy.
1,228 users
1clickVPN - Secure and Free VPN
The simplest VPN for Firefox with one click activation. Unblock websites and browse anonymous with secure VPN connection
1,215 users
Contain-Reddit
Contain-Reddit isolates your Reddit activity from the rest of the web!
1,176 users
show-my-ip
This add-on allows you to view your IP address from your browser without having to navigate to sites like https://www.whatismyip.com/ Furthermore, as this add-on is open source, you don't need to be worried about your privacy.
1,164 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.
1,143 users
FindSomething
在网页的源代码或js中找到一些有趣的东西。欢迎一起交流,微信canxiao_xiao
1,066 users
Automate Click
This add-on can automate click actions that users might have to perform when visiting a website. For example accept or reject cookie consent messages.
972 users
Enkrypt: Ethereum, Polkadot and Bitcoin Wallet
Enkrypt is an extension for easy access to the world of web3. Interact with Polkadot, Ethereum, Bitcoin and beyond - all directly in your browser.
830 users
Fair AdBlocker
Block annoying ads, popups, malware and tracking (even on Facebook & Youtube), browse faster, and protect your privacy.
790 users
Backspace Enabler
Re-enable disabled by default ability to hit the Backspace key to go back to the previous page. Backspace Enabler gets this functionality, while keeping ability to delete text while in text box. PLEASE POST FEEDBACK / REVIEW
747 users