WCAG Contrast checker
Checks for compliance with the contrast levels of foreground and background colors combination based on the requirements of WCAG 2.2
3.955 utenti
Fontanello
A browser extension that lets you display the basic typographic styles of a text by right-clicking it.
3.939 utenti
Random User-Agent (Switcher)
Automatically change the user agent after a specified period of time to a randomly selected one, thus hiding your real user agent
3.924 utenti
Carbonalyser
Allows to visualize the electricity consumption and greenhouse gases (GHG) emissions that your Internet browsing leads to.
3.854 utenti
HTTP Version Indicator
An indicator showing the HTTP version used to load the page in the address bar.
3.794 utenti
cliget
Download login-protected files from the command line using curl, wget or aria2.
3.785 utenti
FirePHP
Log from PHP to a devtools panel.
3.730 utenti
Ahrefs SEO Toolbar: On-Page and SERP Tools
On-page SEO report, broken link checker, redirect tracer, and country changer for SERP in one add-on. If you have an active account at ahrefs.com, you will also get instant access to Page, Domain, and keyword metrics via your Ahrefs account.
3.683 utenti
simple-modify-headers
The extension rewrite the header (request or response) based on a rules table. It 's possible to add, modify or remove header fields for a choosen url pattern. It's possible to import/export the configuration
3.645 utenti
ICPBravoAccess
ICPBravo Access ICPBrasil and General PKI Extension.
3.641 utenti
retire.js
Scanning website for vulnerable js libraries.
3.598 utenti
ColorFish 🐠 Color Picker
Open-Source Color Picker for Websites and Desktop Apps. With ColorFish you can get a color reading from any point in your browser and desktop. ColorFish is the only eyedropper browser extension with desktop color selection support.
3.558 utenti
CookieManager - Cookie Editor
Edit cookies related to the current page and all its sub-frames right from a popup
3.543 utenti
Try XPath
This add-on displays the result of evaluating XPath expression or CSS selector.
3.531 utenti
Bing Chat (GPT-4) in Google
🗨️ Risposte dal nuovo Bing Chat accanto ai risultati di Google!
3.453 utenti
Postman Interceptor
Capture requests from any website within Firefox and send them to Postman App
3.450 utenti
Simple WebSocket Client
Construct custom Web Socket requests and handle responses to directly test your Web Socket services.
3.448 utenti
ffCK Overlays
Right-click any element to remove it. Inspired by the Chrome extension "F*ck Overlays".
3.444 utenti
Hoppscotch Extension for Firefox
Provides better experience for using the Hoppscotch web app. Haven't used Hoppscotch ? It's an amazing quick API Request Builder. Try it at https://hoppscotch.io/ !!!
3.426 utenti
Google Analytics Debugger
Prints useful information to the JavaScript console by enabling the debug version of the Google Analytics Javascript. P.S: this add-on is migrated from Chrome store.
3.408 utenti
Omnibug
The leading browser extension for analytics and marketing technology testing and debugging
3.350 utenti
SEO Analysis & Website Review by WooRank
Instant SEO analysis and website reviews for SEO, mobile, usability and social media. The freshest data when and where you want it.
3.335 utenti
4ebur.net
4ebur.net VPN Proxy is a secure, anonymous internet connection.
3.319 utenti
base64 decoder
select some text, and base64 decode it.
3.307 utenti
Jazz-MIDI
MIDI support for browsers
3.245 utenti