Apply London (mock-based) and Chicago (state-based) TDD schools. Use when practicing test-driven development or choosing testing style for your context.

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ISO 13485 Quality Management System specialist for medical device companies. Provides QMS implementation, maintenance, process optimization, and compliance expertise. Use for QMS design,...

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Patterns for reliable external service integration: env validation, health checks, error handling, observability. Invoke when integrating Stripe, Clerk, Sendgrid, or any external API.

The ultimate authentication and authorization skill. Implement login, signin, signup, registration, OAuth, 2FA, MFA, passkeys, and user session management. Secure your application with RBAC and...

Write formal laws and covenants for codebases using proper legal-style structure. Use when establishing inviolable standards, architectural constraints, or domain-specific rules that must be...

Visualize and document current and future business processes. Identify inefficiencies, dependencies, and improvement opportunities through detailed process mapping and analysis.

Orchestrate parallel task execution with dependency analysis and self-healing. Use when running Ralph with multiple agents or when tasks can be parallelized.

Agent Skill: Generate and maintain AGENTS.md files following the public agents.md convention. Use when creating AI agent documentation, onboarding guides, or standardizing agent patterns. By Netresearch.

Activate multi-agent orchestration mode for Android development

Master AI-powered test automation with modern frameworks,

Master AI-powered test automation with modern frameworks,

Master AI-powered test automation with modern frameworks,

Master AI-powered test automation with modern frameworks,

Orchestrator skill for the complete feature development lifecycle. Coordinates 5 phases - task selection, component design, build loop, analytics setup, and commit/documentation. Use when building...

Schema compatibility and breaking change analysis

Playwright と Chrome DevTools を活用して指示を完遂するブラウザ操作エージェント。データ収集、フォーム操作、スクリーンショット取得、ネットワーク監視などのタスクを自動化。Voyager（E2Eテスト）との対比で、タスク遂行を目的とする。ブラウザ操作自動化が必要な時に使用。

Guides subagent coordination through implementation workflows. Use when orchestrating multiple agents, managing workflow phases, or determining autonomous execution mode. Defines scale...