xStyle
Restyle the web with xStyle, a user styles manager. With xStyle you can install themes & skins for many sites and create your own.
182 users
Discord Token Login / Multi Token management tool
The best token loginer with the most features 4.0update : Updated to support changes to the Discord quest page URL
180 users
showModalDialog Shim
showModalDialog shim rewrites deprecated showModalDialog() to window.open() function so it works in newer browsers! Useful for legacy enterprise web applications Ported from chrome version at https://github.com/chuckhendo/showModalDialog-shim
180 users
Alexa RANK
Alexa Traffic Rank is Alexa Internet's free extension for Mozilla. Alexa Traffic Rank accompanies you as you surf, providing you with Alexa.com data about the sites you visit without interrupting your browsing.
180 users
Easy DNS lookup
Utility to do DNS lookups directly to DNS APIs and display the response in the addon.
179 users
Design Mode - Page's Rich Text Editor
Change any webpage into its design mode (edit mode) where you can modify the content and drag images around like a Word Editor
178 users
HackBar For Quantum
HackBar Quantum is a sidebar that helps you with web application security testing. This add-on is a predecessor to the original HackBar that is not compatible with Firefox Quantum. This is still in beta phase, lots of things are yet to come :) .
174 users
MetaPrompt — AI Prompt Engineer
MetaPrompt — AI Prompt Engineer & Optimizer :Instantly turn vague ideas into master-class prompts. Acts as your personal Prompt Engineer and Ghostwriter for ChatGPT, Gemini, Claude, and LinkedIn.
174 users
all-in-one
Facility for providing suite of tools for handling web components e.g. standard formats HTML, RSS, M3U8, and more.
174 users
Regex Search & Replace
Regex: T ultimate Regex search ⭐️ Simply use Regex on any page with familiar Ctrl+F visuals. ✓ Ctrl+Shift+F search field ✓ Regex query searching ✓ Permanently marking up or replacing anything. ✓ Open Source
173 users
