SuperDev Pro

SuperDev Pro is a comprehensive browser extension that consolidates over 30 utilities for web development and design into a single, accessible sidebar. It lets you inspect and modify CSS in real time, scrape data and images from webpages, test site responsiveness across device sizes, and analyze the underlying technologies, SEO metadata, and accessibility of any site you visit. The goal is to replace a scattered collection of individual browser bookmarks and standalone tools with one integrated toolkit.

The extension works by adding a persistent panel to your browser. From there, you can activate tools like a color picker, page ruler, font lister, or API tester without leaving the page you're working on. Changes you make with the CSS editor or element mover are applied instantly, allowing for rapid prototyping and debugging. It stands out by focusing on practical, daily tasks for web professionals, bundling features that are often found in separate extensions or developer console tabs.

This tool is most useful for frontend developers who need to quickly test styles, designers who want to extract color palettes and fonts from inspiration sites, and marketers or SEO specialists analyzing competitor websites. It simplifies workflows like building a style guide from an existing site, checking a page's performance metrics, or converting a webpage into clean Markdown for documentation.