product-strategy
Use when "product strategy", "OKR planning", "product vision", "market positioning", or asking about "competitive analysis", "product-market fit", "go-to-market strategy", "product roadmap"
resume-generator
Use when "tailoring resume", "job application", "CV customization", "ATS optimization", or asking about "resume writing", "career transition", "job description matching"
slack-gif-creator
Toolkit for creating animated GIFs optimized for Slack, with validators for size constraints and composable animation primitives. This skill applies when users request animated GIFs or emoji animations for Slack from descriptions like "make me a GIF for Slack of X doing Y".
using-git-worktrees
Use when starting feature work that needs isolation from current workspace or before executing implementation plans - creates isolated git worktrees with smart directory selection and safety verification
context-degradation
Use when diagnosing agent failures, debugging lost-in-middle issues, understanding context poisoning, or asking about "context degradation", "lost in middle", "context poisoning", "attention patterns", "context clash", "agent performance drops"
context-compression
Use when compressing agent context, implementing conversation summarization, reducing token usage in long sessions, or asking about "context compression", "conversation history", "token optimization", "context limits", "summarization strategies"
codex
Use when "codex", "use gpt", "gpt-5", "openai codex", "let openai", "full-auto", "autonomous code generation"
agent-evaluation
Use when evaluating agent performance, building test frameworks, measuring quality, or asking about "agent evaluation", "LLM-as-judge", "agent testing", "quality metrics", "evaluation rubrics", "agent benchmarks"
competitive-ads-extractor
Extracts and analyzes competitors' ads from ad libraries (Facebook, LinkedIn, etc.) to understand what messaging, problems, and creative approaches are working. Helps inspire and improve your own ad campaigns.
competitive-landscape
This skill should be used when the user asks to "analyze competitors", "assess competitive landscape", "identify differentiation", "evaluate market positioning", "apply Porter's Five Forces", or requests competitive strategy analysis.
finishing-a-development-branch
Use when implementation is complete, all tests pass, and you need to decide how to integrate the work - guides completion of development work by presenting structured options for merge, PR, or cleanup
Git Workflows
This skill should be used when the user asks to "create a commit", "write commit message", "create a pull request", "generate changelog", "manage branches", "git workflow", "merge strategy", "PR description", or mentions git operations and version control workflows.
context-optimization
Use when optimizing agent context, reducing token costs, implementing KV-cache optimization, or asking about "context optimization", "token reduction", "context limits", "observation masking", "context budgeting", "context partitioning"
brainstorming
You MUST use this before any creative work - creating features, building components, adding functionality, or modifying behavior. Explores user intent, requirements and design before implementation.
brand-guidelines
Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual formatting, or company design standards apply.
crewai-agents
Use when "CrewAI", "multi-agent systems", "agent orchestration", "AI crews", or asking about "autonomous agents", "agent collaboration", "role-based agents", "agent workflows", "AI team coordination"
changelog-generator
Use when creating "changelog", "release notes", "version updates", generating "CHANGELOG.md", or asking about "git history to changelog", "commit summary", "what changed since last release"
receiving-code-review
Use when receiving code review feedback, processing PR comments, or needing to evaluate suggestions before implementing - requires technical verification not blind agreement
verification-before-completion
Use when about to claim work is complete, fixed, or passing, before committing or creating PRs - requires running verification commands and confirming output before making any success claims; evidence before assertions always
e2e-testing
Use when implementing end-to-end tests, using Playwright or Cypress, testing user journeys, debugging flaky tests, or asking about "E2E testing", "Playwright", "Cypress", "browser testing", "visual regression", "test automation"
test-driven-development
Use when implementing any feature or bugfix, before writing implementation code
Test Coverage
This skill should be used when the user asks to "analyze test coverage", "find untested code", "check coverage gaps", "improve test coverage", "identify missing tests", "measure code coverage", "test quality analysis", or mentions testing strategies and coverage metrics.
systematic-debugging
Use when encountering any bug, test failure, or unexpected behavior, before proposing fixes
requirements-engineering
Use when "requirements document", "acceptance criteria", "user stories", "EARS format", "specification", "feature spec", "product requirements"
Refactoring
This skill should be used when the user asks to "refactor code", "rename function", "extract method", "reduce complexity", "migrate code", "code migration", "modernize code", "split class", "move code", or mentions code restructuring and refactoring operations.
Python Patterns
This skill should be used when the user asks about "Python best practices", "Pythonic code", "Python patterns", "Python idioms", "type hints", "dataclasses", "async Python", "Python decorators", "context managers"
Pytest
This skill should be used when the user asks about "pytest", "writing tests", "test fixtures", "parametrize", "mocking", "test coverage", "conftest"
FastAPI
This skill should be used when the user asks about "FastAPI", "FastAPI routes", "FastAPI dependencies", "Pydantic models", "FastAPI middleware", "API endpoints", "OpenAPI", or mentions FastAPI development.
FastAPI Testing
This skill should be used when the user asks about "testing FastAPI", "FastAPI tests", "API testing", "test FastAPI endpoints", "mock FastAPI dependencies", "TestClient", "async API tests"
React
This skill should be used when the user asks about "React", "React components", "React hooks", "useState", "useEffect", "JSX", "React patterns", "React best practices", or mentions React development.
code-review
Use when requesting code review, receiving code review feedback, before merging, or when handling reviewer suggestions - covers both giving and receiving review
Code Quality
This skill should be used when the user asks to "check code quality", "analyze code metrics", "find dead code", "check style compliance", "measure complexity", "find unused imports", "check type hints", "run linting", "PEP8 compliance", or mentions code quality analysis.
saga-orchestration
Use when implementing distributed transactions, coordinating multi-service workflows, handling compensating transactions, or asking about "saga pattern", "distributed transactions", "compensating actions", "workflow orchestration", "choreography vs orchestration"
microservices-patterns
Use when designing microservices architectures, decomposing monoliths, implementing service boundaries, inter-service communication, or asking about "microservices", "service decomposition", "API gateway", "circuit breaker", "distributed systems"
cqrs
Use when implementing CQRS pattern, separating read and write models, optimizing query performance, or asking about "CQRS", "Command Query Responsibility Segregation", "read model", "write model", "command bus", "query bus"
Architecture Review
This skill should be used when the user asks to "review architecture", "analyze project structure", "check dependencies", "find circular imports", "analyze code patterns", "understand codebase structure", "map dependencies", "evaluate design patterns", or mentions architectural analysis.
webapp-testing
Use when testing "web application", "Playwright", "browser automation", "UI testing", "frontend testing", "E2E testing", "end-to-end tests", or asking about "test local webapp", "browser screenshots", "DOM inspection"
Security Scanning
This skill should be used when the user asks to "scan for vulnerabilities", "check for security issues", "find secrets in code", "audit dependencies", "detect SQL injection", "find XSS vulnerabilities", "check for OWASP issues", "scan for hardcoded credentials", or mentions security analysis of code.
secrets-management
Use when implementing secrets management, using Vault, AWS Secrets Manager, handling credentials in CI/CD, or asking about "secrets", "Vault", "credentials", "secret rotation", "API keys", "external secrets operator"
k8s-security
Use when securing Kubernetes clusters, implementing network policies, configuring RBAC, pod security standards, or asking about "Kubernetes security", "NetworkPolicy", "PodSecurityPolicy", "RBAC", "pod security standards", "OPA Gatekeeper"
helm-charts
Use when creating Helm charts, packaging Kubernetes applications, managing multi-environment deployments, or asking about "Helm", "Helm chart", "values.yaml", "chart templating", "Helm dependencies"
distributed-tracing
Use when implementing distributed tracing, using Jaeger or Tempo, debugging microservices latency, or asking about "tracing", "Jaeger", "OpenTelemetry", "spans", "traces", "observability"
Build & Deploy
This skill should be used when the user asks to "build the project", "run the build", "deploy to production", "validate build", "CI/CD pipeline", "deployment configuration", "pre-flight checks", "release process", or mentions build and deployment operations.
aws-architecture
Use when "designing AWS architecture", "serverless AWS", "cloud infrastructure", "Lambda", "DynamoDB", or asking about "AWS cost optimization", "CloudFormation", "CDK", "API Gateway", "ECS", "EKS"
agent-browser
Use when automating browser interactions via CLI, filling forms, taking screenshots, scraping pages, or asking about "agent-browser", "browser automation", "headless browser", "web scraping", "form filling", "Vercel browser"
UI/UX Design
This skill should be used when the user asks about "UI design", "UX design", "user interface", "user experience", "wireframes", "mockups", "design patterns", "design system", "component design", "layout", or mentions UI/UX decisions.
react-artifacts
Use when "building React artifacts", "creating HTML artifacts", "bundling React apps", "single HTML file", or asking about "artifact builder", "shadcn components", "Tailwind artifacts"
canvas-design
Use when "creating posters", "visual art", "design philosophy", "PDF art", "PNG design", or asking about "abstract art", "visual design", "museum-quality graphics"
Branding
This skill should be used when the user asks about "branding", "brand identity", "logo design", "color palette", "brand guidelines", "visual identity", "brand voice", "style guide", or mentions brand-related decisions.
Accessibility
This skill should be used when the user asks about "accessibility", "a11y", "WCAG", "screen readers", "keyboard navigation", "ARIA", "accessible design", "inclusive design", or mentions making apps accessible.
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