2FAS Auth - Two factor authentication
2FAS Auth Browser Extension is simple, private, and secured: one click, one tap, and your 2FA token is automatically entered!
7,496 users
SUPERAntiSpyware Ext - Online Privacy Essentials
Simple, powerful extension, for everyone who values their privacy and security.
7,325 users
Privacy | Protect Your Payments
Privacy's Firefox add-on allows you to generate a new virtual card number with 1-click on any checkout page. Keep your payment info safe from data breaches, shady merchants, and sneaky subscription billing.
7,243 users
HackBar V2
[No License, FOREVER FREE] A HackBar for new firefox (Firefox Quantum). This addon is written in webextension and alternatives to the XUL version of original Hackbar. You can ask request here: https://github.com/Hack-Free/HackBar
7,238 users
polkadot{.js} extension
Manage your Polkadot accounts outside of dapps. Injects the accounts and allows signs transactions for a specific account.
7,013 users
Form History Control
Manage form history entries (search, edit, cleanup, export/import) and easy text formfiller. Auto-save text entered in any form while typing to allow fast recovery when disaster strikes.
7,013 users
MetaGer Suche
Privatsphäre war noch nie so einfach. Setzt MetaGer als Standard Suchmaschine für Sie.
6,880 users
Cookie Manager
An efficient cookie manager. View, edit, delete and search for cookies. Supports private mode and Firefox mobile too. Designed for privacy and security aware users. Enable this extension to open the cookie manager, disable it if you are done.
6,793 users
CORS Unblock
No more CORS error by appending 'Access-Control-Allow-Origin: *' header to local and remote web requests when enabled
6,615 users
IPvFoo
Display the server IP address, with a realtime summary of IPv4, IPv6, and HTTPS information across all page elements.
6,602 users
Profile Switcher for Firefox
Create, manage and switch between browser profiles seamlessly.
6,562 users
Avast Online Security & Privacy
Secure your Mozilla Firefox browser against real-time online threats, trackers, and scams. We’ll check every site you visit, from Facebook to your bank, so nothing puts you or your data at risk. Join a growing community of 400 million Avast users.
6,312 users
PhishFinderAK
This addon is used to alert the user on possible phishing or malicious pages based on various phishing incidents. The addon is a simple code which checks the characteristics of website and alert the user. Addon is available for both PC and android.
6,291 users
Avast Password Manager
Easily secure all your passwords, credit cards, addresses, and sensitive information across the web and on any device.
6,262 users
JavaScript Switcher
A lightweight addon that adds a Toggle button in URL bar, for toggling JavaScript (on or off) individually per domain, and stores that for future visit. Works also with Firefox 57+.
6,224 users
Paywall remover 2025
Access full articles without a paywall by finding them in archive sites
6,207 users
SmartProxy
SmartProxy is a smart automatic proxy switcher that will automatically enable/disable proxy for the sites you visit, based on customizable rules.
5,903 users
Passwords & Codes－Safe
This extension allows to paste logins and passwords from SafeInCloud application.
5,861 users
