webhint
Check for best practices and common errors with your site's accessibility, speed, security and more.
2.637 gebruikers
Basic JSON Formatter
Adds a page action to pretty-print JSON. Unlike similar extensions, this simply pretty-prints it. It doesn't add any kind of viewer, colors, or collapsing. If you want this to work as expected, disable devtools.jsonview.enabled in about:config.
2.627 gebruikers
Merge Windows
Merges the tabs from multiple windows together into one window. Extension won't show context menu item when there aren't more than one window of the same type to merge together. Private windows will only merge with private windows not normal.
2.627 gebruikers
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.
2.625 gebruikers
IBM Equal Access Accessibility Checker
A web developer tool that checks web applications for accessibility issues.
2.475 gebruikers
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!!
2.431 gebruikers
Mobile DevTools
an extension that adds Eruda developer tools to Firefox Android. Lets you use the console, inspect elements, and network monitor on your phone
2.393 gebruikers
Try XPath
This add-on displays the result of evaluating XPath expression or CSS selector.
2.359 gebruikers
Resource Override
An extension to help you gain full control of any website by redirecting traffic, replacing, editing, or inserting new content.
2.353 gebruikers
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
2.344 gebruikers
dataslayer
Debug and test tag management (Google Tag Manager, Adobe Launch / DTM, Tealium) and analytics (Google Analytics, Adobe Analytics) implementations from within Developer Tools.
2.336 gebruikers
Yandex Wordstat Assistant
Расширение, позволяющее значительно ускорить сбор фраз с помощью сервиса подбора слов Яндекс (wordstat)
2.336 gebruikers
Pesticide
This extension inserts the Pesticide CSS into the current page, outlining each element to better see placement on the page.
2.333 gebruikers
Script Blocker Ultimate (NoScript, Disable JS)
Best Script Blocker for Firefox. (Best in Performance, This addon does NOT track user activities same as others)
2.324 gebruikers
LiveReload - Web extension
Web extension based version of LiveReload. Supports Firefox 57 (Firefox Quantum)
2.282 gebruikers
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.
2.279 gebruikers
SEO Analyse & Website Review door WooRank
SEO-analyse en websitebeoordelingen voor SEO, mobiel, gebruiksvriendelijkheid en sociale media. De meest recente gegevens waar en wanneer u ze wilt.
2.276 gebruikers
