Addy OsmaniCommunity

@addyosmani on GitHub

Skills from Addy Osmani’s repositories that passed our trust, licence and security gates. Each keeps its author’s attribution.

Sources and trust

RepositoryTierVerdictAuthorshipCheckedSkills
addyosmani/agent-skillsMaintainerApproved · created 2026-02-15, pushed 2026-11-01, 113866 starsWritten in-house2026-11-0725
addyosmani/web-quality-skillsMaintainerApproved · created 2026-01-18, pushed 2026-08-24, 3052 starsWritten in-house2026-11-076

Files are mirrored only where the licence allows redistribution; otherwise we link to the source.

31 published skills

  • Browser Testing With Devtools

    Addy Osmani· Community

    Integrate Chrome DevTools to enable live browser inspection, debugging, and automated UI verification for your AI agent.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    MITGitHub stars of the source repository113.9k
  • Accessibility

    Addy Osmani· Community

    Audit and improve web accessibility compliance following WCAG 2.2 guidelines.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    MITGitHub stars of the source repository3.1k
  • Web Quality Audit

    Addy Osmani· Community

    A comprehensive framework for conducting evidence-based web quality audits across performance, accessibility, SEO, and agentic browsing.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    MITLow riskHas scriptsGitHub stars of the source repository3.1k
  • Core Web Vitals

    Addy Osmani· Community

    A systematic workflow for diagnosing and optimizing Core Web Vitals (LCP, INP, CLS) using field data and browser performance traces.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    MITGitHub stars of the source repository3.1k
  • Performance

    Addy Osmani· Community

    A systematic, evidence-based approach to auditing and optimizing web performance using real-user data and browser traces.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    MITGitHub stars of the source repository3.1k
  • SEO

    Addy Osmani· Community

    A technical SEO audit and optimization framework based on Lighthouse and search engine guidelines.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    MITGitHub stars of the source repository3.1k
  • Best Practices

    Addy Osmani· Community

    A guide to modern web development standards covering security, browser compatibility, and code quality.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    MITGitHub stars of the source repository3.1k