Try XPath
This add-on displays the result of evaluating XPath expression or CSS selector.
2.517 Benutzer
dataslayer
Debug and test tag management (Google Tag Manager, Adobe Launch / DTM, Tealium) and analytics (Google Analytics, Adobe Analytics) implementations from within Developer Tools.
2.478 Benutzer
Signer.Digital Digital Signature, PKI
Signer.Digital - Digital Signing of eReturns, PDF Signing and Web User Auth, RSA Encryption/Decryption. JULY 2022 - Added support for ICP-Brazil and ITIDA Egypt.
2.462 Benutzer
Spoof Geolocation
This extension alters browser Geolocation latitude and longitude to user-defined values
2.458 Benutzer
Pesticide
This extension inserts the Pesticide CSS into the current page, outlining each element to better see placement on the page.
2.448 Benutzer
Chat GPT for Google
See the ChatGPT responses right next to your search engine results. https://extensionchatgpt.com/ See our youtube guide: https://www.youtube.com/watch?v=p9it2NCB3_c
2.433 Benutzer
ReCaptcha Solver
Verify Google ReCaptcha V2 automatically with :2Captcha, DeathByCaptcha, ImageTyperz, RuCaptcha, Anti-Captcha, BestCaptchaSolver and EndCaptcha Without API or TOKEN key it won't work!!
2.394 Benutzer
SEO Analysis und Website Review von WooRank
Sofortige SEO-Analyse und Webseitenbewertungen für SEO, Handy, Nutzerfreundlichkeit und Soziale Medien. Die frischesten Daten, wann und wo immer Sie wollen.
2.375 Benutzer
IBM Equal Access Accessibility Checker
A web developer tool that checks web applications for accessibility issues.
2.370 Benutzer
FB unseen
Blocks the ”seen” feature of the facebook messenger, and your friends will no longer be able to see if you read their messages.
2.325 Benutzer
Yandex Wordstat Assistant
Расширение, позволяющее значительно ускорить сбор фраз с помощью сервиса подбора слов Яндекс (wordstat)
2.307 Benutzer
LiveReload - Web extension
Web extension based version of LiveReload. Supports Firefox 57 (Firefox Quantum)
2.234 Benutzer
Resource Override
An extension to help you gain full control of any website by redirecting traffic, replacing, editing, or inserting new content.
2.229 Benutzer
Script Blocker Ultimate (NoScript, Disable JS)
Best Script Blocker for Firefox. (Best in Performance, This addon does NOT track user activities same as others)
2.215 Benutzer
Feature Queries Manager
Manage and toggle CSS on a page behind a @supports Feature Query.
2.185 Benutzer
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.
2.173 Benutzer
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.
2.161 Benutzer
