codebase-analysis
Patterns and techniques for analyzing brownfield codebases. Use when onboarding to unfamiliar code, preparing for refactoring, conducting architecture reviews, or identifying technical debt.
Discover research debugging skills, compare source repositories and read the instructions for each workflow.
Patterns and techniques for analyzing brownfield codebases. Use when onboarding to unfamiliar code, preparing for refactoring, conducting architecture reviews, or identifying technical debt.
Complete visual QA - screenshots with full-page scroll to trigger animations, then analyze with Claude. Run after CSS/template changes.
Review UI code for Web Interface Guidelines compliance. Use when asked to "review my UI", "check accessibility", "audit design", "review UX", or "check my site against best practices".
Analyze and review bug reports to capture repro, evidence, and the next smallest diagnostic step. Use when a bug report lacks clear reproduction.
This skill should be used when the user asks to "check react best practices", "audit this component", "review for performance", "does this follow best practices", "optimize this React code", or mentions React/N...
Use this skill to extract page state and automate web interactions with the agent-browser CLI (navigate, snapshot, click, fill, screenshot). Use this when you need deterministic browser automation or scraping v...
WordPress performance optimization - Core Web Vitals, image/video compression, caching, asset optimization, and speed testing. Use when optimizing site speed or diagnosing performance issues.
React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Trigge...
Deliver a complete, user-centered critique of a product or flow, identifying issues, risks, and improvements across the entire experience.. Use when When a user requests a UX/UI audit or heuristic review of a p...
Comprehensive code quality analysis and optimization for React/TypeScript projects. Identifies performance bottlenecks, suggests architectural improvements, and generates detailed optimization plans.
Analyze project structure, complexity, and health metrics
Live Annotation Feedback Toolbar that overlays design review findings directly on web pages. Displays numbered badges on elements with issues, severity indicators, filtering, and screenshot capture. Integrates...
Monitoring, logging, and observability patterns. Covers structured logging, metrics, tracing, alerting, and dashboards with tools like Sentry, Datadog, and OpenTelemetry.
"Meta" skill for self-review, planning complex features, and identifying tech debt.
This skill provides project-specific context including project nature, technology stack, and implementation principles. Automatically loaded to understand project constraints and conventions. Should be customiz...
Code linting and static analysis
Codex CLI を使用したコードレビュー・分析・相談を実行する。使用場面: (1) コードレビュー依頼時、(2) 実装方針の相談、(3) バグの調査、(4) リファクタリング提案、(5) 解消が難しい問題の調査。トリガー: "codex", "コード...
Perform comprehensive code review with best practices analysis. Use when user asks for code review, code quality check, or wants to analyze their code for issues.
This skill provides frontend-specific technical decision criteria, anti-patterns, debugging techniques, and quality check workflow. Automatically loaded when making frontend technical decisions, performing Reac...
This skill provides technical decision criteria, anti-pattern detection, debugging techniques, and quality check workflow. Automatically loaded when making technical decisions, detecting code smells, performing...
This skill provides React/TypeScript frontend development rules including type safety, component design, state management, and error handling. Automatically loaded when implementing React components, TypeScript...
This skill provides frontend testing rules with Vitest, React Testing Library, and MSW. Automatically loaded when writing frontend tests, reviewing test quality, or when "Vitest", "React Testing Library", "MSW"...
Expert guidance on Angular 20+, Clean Architecture, Signals best practices, and Performance optimization.
Expert Node.js, Runtime optimization, and Clean Backend Architecture patterns.
The default order uses GitHub repository stars from our indexed data. Stars belong to the source repository and may be shared by multiple skills. They indicate repository interest, not skill installs or an independent quality score.