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
7,608 users
polkadot{.js} extension
Manage your Polkadot accounts outside of dapps. Injects the accounts and allows signs transactions for a specific account.
7,575 users
Paywall remover 2025
Access full articles without a paywall by finding them in archive sites
7,452 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.
7,451 users
SUPERAntiSpyware Ext - Online Privacy Essentials
Simple, powerful extension, for everyone who values their privacy and security.
7,417 users
Youtube Defender - Нет замедлению Youtube
YouTube Defender - Устраняет замедление YouTube в РФ
7,316 users
MetaGer Search
Privacy has never been so easy. Sets MetaGer as your default search engine and manages search settings for you.
7,269 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.
7,183 users
CORS Unblock
No more CORS error by appending 'Access-Control-Allow-Origin: *' header to local and remote web requests when enabled
7,098 users
IPvFoo
Display the server IP address, with a realtime summary of IPv4, IPv6, and HTTPS information across all page elements.
7,002 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.
6,688 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+.
6,441 users
Avast Password Manager
Easily secure all your passwords, credit cards, addresses, and sensitive information across the web and on any device.
6,381 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.
6,342 users
FoxyProxy Basic
FoxyProxy is an open-source, advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. No paid accounts are necessary; bring your own proxies or buy from any vendor. The original proxy tool, since 2006.
6,238 users
SmartProxy
SmartProxy is a smart automatic proxy switcher that will automatically enable/disable proxy for the sites you visit, based on customizable rules.
6,238 users
Passwords & Codes－Safe
This extension allows to paste logins and passwords from SafeInCloud application.
6,211 users
