MDN Search
To use, type 'mdn' plus your search term into the url bar. Works for JavaScript and CSS reference articles.
181 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
181 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
180 users
xStyle
Restyle the web with xStyle, a user styles manager. With xStyle you can install themes & skins for many sites and create your own.
180 users
Mist Extension
Grab Mist org, site and object IDs, jump straight to the matching API page, and manage your User and Org API tokens — all from your Safari toolbar.
180 users
Show YouTube Dislikes and Unlisted Videos
Miss the ability to see dislikes? Want to have a quicker method of seeing unlisted videos or discover new ones? Now you can have all those things for free!
179 users
Super Auto Clicker Pro
Advanced auto-clicker with CSS selector targeting and cursor follow modes. Features precision timing (10ms minimum), randomized delays, visual feedback, hotkey support, and real-time statistics. Perfect for automation, testing, and repetitive tasks.
179 users
rep+
rep+ - Capture, modify, and replay HTTP requests in Firefox DevTools with AI-powered security analysis.
179 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.
178 users
Load Background Tabs on Select
Prevents background tabs from loading until they have been activated
178 users
ChatHub - All-in-one chatbot client Free
Use ChatGPT, Bing, Bard, Claude and more chatbots simultaneously
177 users
Eval Villain
Hook native JavaScript functions before page load to see how a website uses them. Narrow down output based on the appearance of URL and session artifacts, user configured strings/regex, blacklists and more.
176 users
ProxyScrape - Proxy Manager
Detect, test, and connect to proxies directly in your browser. Validate lists, switch IPs, and streamline workflows in one click.
176 users
Canonical
Allows you to quickly navigate to or copy the canonical version of the URL you're on, if available.
176 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 :) .
176 users
Simple JavaScript Injector
This addon creates a small popup that lets you paste some JS code and inject it into the page you are currently seeing.
175 users
