Chrome DevTools Testing Skill

Overview

This skill enables automated Chrome browser testing and performance analysis using the Chrome DevTools Protocol (CDP) via the chrome-devtools-mcp server. It provides access to 27 professional-grade tools for web application testing, performance measurement, accessibility validation, and browser automation.

Key capabilities:

• Performance analysis with Core Web Vitals (INP, LCP, CLS)
• Network monitoring and HAR export
• Accessibility tree inspection
• Responsive design testing
• Browser automation (form filling, navigation, interaction)
• Multi-tab and frame management
• Device and network condition emulation

Browser support: Chrome/Chromium only (stable, beta, dev, canary channels)

Node.js requirement: v20.19 or newer