Agent Skills

Trusted skills for AI agents from official vendors and established maintainers. Every skill is attributed to its author, scanned, and comes with install steps for your AI tool.

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5813 skills

  • Test Driven Development

    Addy Osmani· Community

    A systematic approach to software development using the red-green-refactor cycle to ensure code reliability and maintainability.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    MITGitHub stars of the source repository113.9k
  • API And Interface Design

    Addy Osmani· Community

    A comprehensive guide to designing stable, predictable, and maintainable APIs and system interfaces.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    MITGitHub stars of the source repository113.9k
  • Code Review And Quality

    Addy Osmani· Community

    A multi-axis framework for conducting structured code reviews and ensuring code health before merging changes.

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

    Addy Osmani· Community

    Establishes a project's quality bar as a written contract and prevents agents from silently lowering it.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    MITLow riskHas scriptsGitHub stars of the source repository113.9k
  • Using Agent Skills

    Addy Osmani· Community

    A meta-skill for discovering, selecting, and applying the appropriate engineering workflow skills for any given task.

    Agent toolingClaude CodeClaude appsOpenAI Codex+14 more
    MITGitHub stars of the source repository113.9k
  • Planning And Task Breakdown

    Addy Osmani· Community

    A structured methodology for decomposing complex software projects into manageable, verifiable, and ordered implementation tasks.

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

    Addy Osmani· Community

    A structured interview process to extract and verify a user's true intent before starting any work.

    Agent toolingClaude CodeClaude appsOpenAI Codex+14 more
    MITGitHub stars of the source repository113.9k
  • Documentation And Adrs

    Addy Osmani· Community

    A comprehensive framework for documenting architectural decisions, API interfaces, and project context to guide future development.

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

    Addy Osmani· Community

    A structured ideation partner that refines raw concepts into actionable markdown one-pagers.

    Agent toolingClaude CodeClaude appsOpenAI Codex+14 more
    MITLow riskHas scriptsGitHub stars of the source repository113.9k
  • Debugging And Error Recovery

    Addy Osmani· Community

    A systematic, six-step framework for triaging, reproducing, and resolving software bugs to ensure root-cause fixes.

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

    Addy Osmani· Community

    A comprehensive framework for managing safe, observable, and reversible production software deployments.

    Cloud and DevOpsClaude CodeClaude appsOpenAI Codex+14 more
    MITGitHub stars of the source repository113.9k
  • Incremental Implementation

    Addy Osmani· Community

    A disciplined approach to software development by breaking complex tasks into small, verifiable, and independently testable increments.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    MITGitHub stars of the source repository113.9k
  • CI CD And Automation

    Addy Osmani· Community

    A comprehensive framework for establishing automated CI/CD pipelines, quality gates, and deployment strategies.

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

    Addy Osmani· Community

    A rigorous in-flight adversarial review process to stress-test non-trivial decisions before they are finalized.

    Agent toolingClaude CodeClaude appsOpenAI Codex+14 more
    MITGitHub stars of the source repository113.9k
  • Spec Driven Development

    Addy Osmani· Community

    A structured, gated workflow for defining project requirements, architecture, and success criteria before writing code.

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

    Addy Osmani· Community

    Engineering standards for building accessible, responsive, and production-ready frontend user interfaces.

    Software developmentClaude CodeClaude appsOpenAI Codex+14 more
    MITGitHub stars of the source repository113.9k
  • Git Workflow And Versioning

    Addy Osmani· Community

    A comprehensive framework for disciplined Git workflows, atomic commits, and semantic versioning to ensure manageable and reliable code history.

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

    Addy Osmani· Community

    A comprehensive framework for building secure, hardened web applications through threat modeling and defensive coding practices.

    SecurityClaude CodeClaude appsOpenAI Codex+14 more
    MITGitHub stars of the source repository113.9k
  • Deprecation And Migration

    Addy Osmani· Community

    A systematic framework for deprecating legacy systems and migrating users to new implementations without downtime.

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

    Addy Osmani· Community

    A systematic approach to instrumenting production code with structured logs, metrics, and traces for effective system observability.

    Cloud and DevOpsClaude CodeClaude appsOpenAI Codex+14 more
    MITGitHub stars of the source repository113.9k
  • Source Driven Development

    Addy Osmani· Community

    A rigorous process for grounding code implementation in official, version-specific documentation to ensure accuracy and avoid outdated patterns.

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

    Addy Osmani· Community

    A framework for curating and structuring information to improve AI agent performance and output accuracy.

    Agent toolingClaude CodeClaude appsOpenAI Codex+14 more
    MITGitHub stars of the source repository113.9k
  • 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
  • Impeccable

    Paul Bakaus· Community

    A comprehensive design system and UI refinement tool for auditing, polishing, and evolving digital interfaces.

    Design and creativeClaude CodeClaude appsOpenAI Codex+14 more
    Apache-2.0Low riskHas scriptsGitHub stars of the source repository105.3k