Transform BUSINESS-CASE.md into formal software requirements. Use when user has completed /create-business-case and needs SRS or User Stories documentation.

When the user wants to create or update a README.md file for a project. Also use when the user says "write readme," "create readme," "document this project," "project documentation," or asks for...

Find, evaluate, and maintain high-quality external resources for JavaScript concept documentation, including auditing for broken and outdated links

>

Use the Gemini API (Nano Banana image generation, Veo video, Gemini TTS speech and audio understanding) to deliver end-to-end multimodal media workflows and code templates for "generation + understanding".

Create EARS (Easy Approach to Requirements Syntax) formal requirements - Layer 3 artifact using WHEN-THE-SHALL-WITHIN format

Mobile app UI design expert for iOS and Android. Use when designing app interfaces, creating design systems, ensuring accessibility, or following platform guidelines. Covers Material Design 3,...

Generate comprehensive test plans, manual test cases, regression test suites, and bug reports for QA engineers. Includes Figma MCP integration for design validation.

Create Architecture Decision Records (ADR) - Layer 5 artifact documenting architectural decisions with Context-Decision-Consequences format

Execute whiteboard plans through gated phases with subagent dispatch. Require feature branch. Each phase goes through DISCOVERY -> PRE-GATE (pseudocode) -> IMPLEMENT -> POST-GATE (reviewer) ->...

Git-based codebase exploration with delta analysis. Performs full exploration on first run, then incremental delta exploration tracking committed and uncommitted changes.

JSDoc/TSDoc追加、README更新、any型の型定義化、複雑ロジックへのコメント追加。ドキュメント不足、コードの意図が不明、型定義改善が必要な時に使用。

KPI定義、トラッキングイベント設計、ダッシュボード仕様作成。ノーススターメトリクス、ファネル分析、コホート分析設計。GA4/Amplitude/Mixpanel統合。メトリクス基盤が必要な時に使用。

ホバー効果、ローディング状態、モーダル遷移などのCSS/JSアニメーションを実装。UIに動きを付けたい、インタラクションを滑らかにしたい時に使用。

UX/UI Design skill for user research, wireframing, prototyping, visual design, interaction design, usability testing, accessibility, design systems, and responsive design. Use when designing user...

Vibe Coding Engineering Refactoring Methodology. Systematically refactor AI-generated code through architecture-layer and module-layer deep analysis, discovering duplicate implementations, unused...

|

Activate this skill when analyzing iOS app UI/UX, evaluating iOS design patterns, proposing iOS interface improvements, or creating iOS implementation specifications. Provides deep expertise in...

SPARC (Specification, Pseudocode, Architecture, Refinement, Completion) comprehensive development methodology with multi-agent orchestration

SPARC (Specification, Pseudocode, Architecture, Refinement, Completion) comprehensive development methodology with multi-agent orchestration