Try XPath
This add-on displays the result of evaluating XPath expression or CSS selector.
1 775 користувачів
Broken Link Checker
A SEO tool to find broken (404) and redirected (301, 307, 308) links in all frames
1 774 користувача
GeoSpoof: Spoof Geolocation & Timezone
Spoof geolocation, fake your GPS location and timezone — change your location to any city or sync it to your VPN. No account.
1 774 користувача
dataslayer
Debug and test tag management (Google Tag Manager, Adobe Launch / DTM, Tealium) and analytics (Google Analytics, Adobe Analytics) implementations from within Developer Tools.
1 770 користувачів
Feature Queries Manager
Manage and toggle CSS on a page behind a @supports Feature Query.
1 770 користувачів
Clear Site Cookies
Clear the cookies of the current website, with cookie preview and precise cookie selection.
1 759 користувачів
Dark Night Mode
It is a universal night mode for the entire Internet. It uses a special algorithm to automatically change the colors of the websites you visit into dark mode so that you can browse without straining your eyes, especially at night.
1 741 користувач
Enable Selection and Copy
Force enable text selection and copy. (mod by Gary) This is modded from another well-known addon and makes it function on local files also. Nothing else changed.
1 713 користувачів
Amadeus Digital DNA Extension
The Amadeus Digital DNA Extension provides end-users the ability to authenticate on some dedicated Amadeus web applications with a second factor.
1 707 користувачів
ChroPath
ChroPath helps to generate and validate selectors like relative xpath, cssSelector etc with iframe support.
1 690 користувачів
APK Downloader
APK Downloader Direct download apps of the Google apps store without using Google Play.
1 675 користувачів
Remove Cookies Button
Toolbar button for removing cookies, local storage and session storage from the current tab. The button displays a number of deleted cookies (shown in the screenshot). In case of deletion problems button displays word "Error" and shows notification.
1 672 користувача
Laboratory (Content Security Policy / CSP Toolkit)
Because good website security shouldn't only be available to mad scientists! Laboratory is a WebExtension that helps you generate a Content Security Policy (CSP) header for your website.
1 670 користувачів
Asciidoctor.js Live Preview
Render AsciiDoc (.ad, .adoc, .asciidoc) as HTML inside Firefox!
1 666 користувачів
PixelZoomer
PixelZoomer takes a screenshot of the current website and provides various tools for pixel analysis. You can zoom into websites (up to 3200%), measure distances and pick colors with an eye dropper.
1 660 користувачів
Image saver
Save any images in page directly from context menu, this includes svg elements, css background images and direct child images.
1 660 користувачів
HackTools
Hacktools, is a web extension facilitating your web application penetration tests, it includes cheat sheets as well as all the tools used during a test such as XSS payloads, Reverse shells to test your web application.
1 627 користувачів
Xdebug-ext
Ajoute un simple bouton pour injecter un cookie Xdebug. Compatible avec Firefox 57+ (Quantum). Il s'agit d'un portage du module "The easiest Xdebug" par Nikita Nikitin, qui n'est pas compatible avec WebExtensions.
1 619 користувачів
RemoveYouTubePause
Remove the 'Video paused. Continue watching?' message on YouTube, allowing for a seamless video and audio experience without interruptions, on Firefox for both desktop and mobile.
1 606 користувачів
Siteimprove Accessibility Checker
Jumpstart your web accessibility efforts directly in Firefox. Is your web page accessible for everyone? Assess the accessibility of your web pages conveniently in Mozilla Firefox browser with the Siteimprove Accessibility Checker.
1 599 користувачів
