Agent Skills suite by Addy Osmani for Lighthouse-grade web quality, performance, accessibility, SEO, and best practices.
Terminal is for Claude Code, Codex, Cursor and Copilot.
npx skills add addyosmani/web-quality-skillsWorks in Claude Code, Codex, Gemini CLI, Cursor and Copilot. The command picks the right folder for your agent.
Six coordinated skills (web-quality-audit, performance, core-web-vitals, accessibility, seo, best-practices) encoding 150+ Lighthouse audits and Core Web Vitals patterns. Targets perf >=90, a11y 100, and SEO >=95 across React, Vue, Svelte, Next.js, Nuxt, Astro, and plain HTML.
AI-driven UI component generation with a modern React/Tailwind component library.
React composition patterns that scale and avoid boolean prop proliferation.
React Native best practices optimized for AI agents with 16 rules across 7 sections.