All extensions

Change the web at will with userscripts

4.712,000,000

Free

ChromeEdgeFirefoxSafari

React Developer Tools

Adds React debugging tools to the Chrome Developer Tools. Created from revision 3cde211b0c on 10/20/2025.

Wappalyzer - Technology profiler

Identify web technologies

JSONVue

Validate and view JSON documents

Octotree - GitHub code tree

GitHub on steroids

4.9200,000

Free

ChromeEdgeFirefoxSafari

ColorZilla

Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies

4.64,000,000

Take Webpage Screenshots Entirely - FireShot

Take FULL webpage screenshots. Capture, edit and save them to PDF/JPEG/GIF/PNG, upload, print, send to OneNote, clipboard or email.

4.83,000,000

Tag Assistant

The Tag Assistant extension works with Tag Assistant to help troubleshoot installation of gtag.js and Google Tag Manager.

3.93,000,000

JSON Formatter

Makes JSON easy to read

4.32,000,000

SEOquake

SEOquake is a free plugin that provides you with key SEO metrics, along with other useful tools such as SEO Audit and many others

Similarweb - Website Traffic, AI Traffic & SEO Checker

Instant website analysis, AI traffic insights, and SEO metrics at your fingertips.

4.61,000,000

Eye Dropper

Pick colors from any website.

4.31,000,000

Stylus

Redesign the web with Stylus, a user styles manager. Stylus allows you to easily install themes and skins for many popular sites.

Clear Cache

Powerful, user-friendly browser data management, right from your toolbar.

User-Agent Switcher for Chrome

Spoofs & Mimics User-Agent strings.

3.91,000,000

Lighthouse

Lighthouse is an open-source, automated tool for improving the performance, quality, and correctness of your web apps.

4.41,000,000

Web Developer

Adds a toolbar button with various web developer tools.

SEO META in 1 CLICK

Displays all meta data and main SEO information for the best SEO

4.9900,000

ColorPick Eyedropper

A zoomed eyedropper & color chooser tool that allows you to select color values from webpages and more.

4.2900,000

Color Picker for Chrome

HEX, RGB Color picker, Advanched Eyedropper, Find color code on any page

4.0700,000

Assinatura Digital no Navegador

Esta extensão é projetada para ser utilizada em conjunto com outras soluções e não funciona de forma isolada para a assinatura.

2.3700,000

Window Resizer

Resize the browser window to emulate various screen resolutions.

4.3700,000

Talend API Tester - Free Edition

Visually interact with REST, SOAP and HTTP APIs.

4.8600,000

Detailed SEO Extension

Get SEO insights at the click of a button to any website you're currently on. Built by full-time SEO's for daily analysis.

4.9500,000