Skills and MCP tagged “lighthouse”

performance-optimization addyosmani skill An agent skill that measures before it changes code: Core Web Vitals budgets, N+1 queries, missing indexes and slow endpoints. Claude Code CX Codex Cursor +1 64,500installs accessibility web-quality-skills skill This skill audits a rendered page for accessibility and points to the components behind each failure. Useful when a site has to meet WCAG 2.2 or survive a keyboard and screen reader pass. Claude Code CX Codex Cursor +1 63,900installs web-perf cloudflare skill Audit Core Web Vitals, diagnose rendering bottlenecks, and inspect network dependencies directly through your agent. Claude Code CX Codex Cursor +1 109,300installs a11y-debugging ChromeDevTools skill Audits web-page accessibility with Chrome DevTools MCP, covering semantics, ARIA, focus states, keyboard navigation, tap targets and contrast. Claude Code CX Codex Cursor +1 3,600installs seo-audit AgriciDaniel skill Runs a site-wide SEO audit up to 500 pages and scores domain health. Produces categorized markdown findings, JSON data, and a phased action plan. Claude Code CX Codex Cursor +1 8,000installs web-perf official Cloudflare skill Audits web page performance using Chrome DevTools MCP. Measures Core Web Vitals and inspects render-blocking assets. CX Codex GP ChatGPT 5installs Frontend Performance Investigator official github subagent Diagnoses runtime web performance issues, layout shifts, and Core Web Vitals regressions by connecting browser traces directly to your code. GitHub Copilot ★ 40,369repo stars