ColorZilla
Advanced Eyedropper, Colour Picker, Gradient Generator and other colourful goodies
Point at any UI element, copy structured context for Claude, Cursor, and other AI coding agents. One click, zero guesswork.
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SpecPilot is a developer tool that bridges the gap between UI and AI coding agents.
🎯 What it does:
Point at any UI element on a webpage, and SpecPilot instantly extracts its complete context — computed styles, colors, fonts, assets, and structural information — then formats it into a clean prompt you can paste directly into Claude, Cursor, or any AI coding assistant.
✨ Key Features:
• Hover & Click Inspection — Hover to highlight, click to select. It's that simple.
• Computed Styles — Extracts all CSS properties with inheritance lookup
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Advanced Eyedropper, Colour Picker, Gradient Generator and other colourful goodies
The Tag Assistant extension works with Tag Assistant to help troubleshoot installation of gtag.js and Google Tag Manager.
Spoofs & Mimics User-Agent strings.
Lighthouse is an open-source, automated tool for improving the performance, quality, and correctness of your web apps.
Instant website analysis, AI traffic insights, and SEO metrics at your fingertips.
Adds a toolbar button with various web developer tools.