Google Cache
Google Cache lets you visit retrieve the web page from Google Web Cache when the site is offline.
571 users
CSS Stacking Context inspector
Helps inspecting the css stacking contexts and solving the z-index war.
570 users
Codeforces Rating-Based Heatmap
Displays a rating-based problem-solving heatmap on Codeforces profile pages.
569 users
Assistant RGAA
Extension de navigateur permettant d'auditer des pages web en suivant le référentiel RGAA.
557 users
Live Reload — monitor and reload html, css, js
Addon for web devs. Monitor included JS, CSS and/or HTML in frames and automatically reload the host page when a change is detected in the included source. Supports inline reloading of stylesheets and frames without reloading the host page.
549 users
Chrome Simulator
Makes Firefox wear a mask to look like Chrome to websites that otherwise won't work.
541 users
OurStickys - Sticky Notes on every page
Add Persistent Sticky Notes anywhere on any web page, they will reappear when you re-open the page
541 users
Easy Data Scraper - Instant Website Data Scraper
Easy Data Scraper - Automatically detects, scrapes, and highlights data from multiple sections on a page.
539 users
Decodo(Smartproxy) Extension
Start using proxies with Firefox Proxy Add-on. Effortlessly bring all the essential proxy features into your Firefox browser with the Decodo add-on.
537 users
FxIF
View exIF allows you to view metadata contained in .jpg and .tiff images from your Firefox browser.
536 users
cookies.txt One Click
Based off cookies.txt at https://chrome.google.com/webstore/detail/cookiestxt/njabckikapfpffapmjgojcnbfjonfjfg?hl=en
529 users
Headers
Take control of your web requests with the Headers extension for Firefox! This powerful tool allows you to effortlessly add, modify, or remove HTTP headers for any website you visit, giving you enhanced privacy, security, and customization options.
527 users
Simple Lorem Ipsum
This extension lets you insert Lorem Ipsum anywhere on your page with an edit mode to modify any content on your page.
526 users
IP Geolocator
Shows detailed information about your IPv4 & IPv6 address and their location.
526 users
Autofill Extension
The Autofill Extension is a convenient tool that automates the process of filling out personal information on websites. It simplifies signing up for new accounts or providing personal details by automatically populating text input
525 users
Night Mode - Dark Theme
A universal dark theme. Night Mode is an extension that helps you quickly turn the screen (browser) to dark at night time. Toolbar button serves as an On & Off switch which enables you to easily and quickly turn the extension On or Off.
524 users
Bootstrap - Responsive Helper
Show the Bootstrap grid class currently active (XS, SM, MD, LG, XL, XXL). Tested and work with the versions: 3, 4, 5 Not compatible versions: 4 Alpha 2
520 users
Cache Cleaner
Modern Browser Addon to easily clean selected cache items for specific sites or the whole browser with a single key press, from the right-click context menu or via the toolbar icon popup. Allows clearing Cache Storage in Firefox for the current site.
513 users
