Frontend

Generative UI implementation patterns for AI SDK RSC including server-side streaming components, dynamic UI generation, and client-server coordination. Use when implementing generative UI, building AI SDK RSC, creating streaming components, or when user mentions generative UI, React Server Components, dynamic UI, AI-generated interfaces, or server-side streaming.

Combines YouTube lecture transcripts with PDF slides to create an interactive HTML page. Matches each slide to corresponding transcript segments, organized by key concepts. Use when users want to create synchronized lecture notes from transcript text files and slide PDFs.

Master profiling, benchmarking, and optimization techniques. Learn caching strategies, database optimization, code optimization, and system-level tuning to build lightning-fast applications. Identify bottlenecks and achieve 10x-100x performance improvements.

Git workflow orchestrator guiding developers through workspace setup, clean commits, and work completion across git-worktrees, git-commit, and git-finish skills

Reactive 패턴 검증. Use when:(1) 구현 완료 후 Reactive 준수 확인, (2) .block() 호출 감지,(3) Coroutine/Flow 패턴 검증.

Next.js/Reactによるフロントエンド実装スキル（UI、API連携、状態管理、テスト）

Real-time observability dashboard for multi-agent Claude Code sessions.Visualize agent interactions, tool usage, and session flows in real-time through a web dashboard. Track multiple agents running in parallel with swim lane visualization, event filtering, and live charts.**Key Features:**- 🔴 Real-time event streaming via WebSocket- 📊 Agent swim lanes showing parallel execution- 🔍 Event filtering by agent, session, event type- 📈 Live charts for tool usage patterns- 💾 Filesystem-based (no database required)**Inspired by [@indydevdan](https://github.com/indydevdan)**'s work on multi-agent observability.**Our approach:** Filesystem + in-memory streaming vs. indydevdan's SQLite database approach.

Technical leadership guidance for engineering teams, architecture decisions, and technology strategy. Includes tech debt analyzer, team scaling calculator, engineering metrics frameworks, technology evaluation tools, and ADR templates. Use when assessing technical debt, scaling engineering teams, evaluating technologies, making architecture decisions, establishing engineering metrics, or when user mentions CTO, tech debt, technical debt, team scaling, architecture decisions, technology evaluation, engineering metrics, DORA metrics, or technology strategy.

PolicyEngine React web application - the user interface at policyengine.org

Next.js App Router Server Components, Client Components, layouts, data fetching, and Server Actions. Use when working with Next.js app directory, component boundaries, or data fetching patterns.

Write clear git commits with Conventional Commits format. Detects project conventions from history and config. Guides commit granularity. Use when: (1) Completing working code, (2) Code builds and tests pass, (3) Ready to save, (4) Before pushing, (5) After review feedback. Triggers: automatically when finishing commitable work that builds and passes tests.

Guide for implementing Better Auth - a framework-agnostic authentication and authorization framework for TypeScript. Use when adding authentication features like email/password, OAuth, 2FA, passkeys, or advanced auth functionality to applications.

Guide for implementing client-side state management in React applications. Use when building state architecture, selecting state libraries (Context, Zustand, Redux, Jotai), implementing caching strategies (React Query, SWR), optimistic updates, state persistence, or optimizing re-renders. Triggers on questions about global vs local state, state normalization, or selector patterns.

Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, or applications. Generates creative, polished code that avoids generic AI aesthetics.

Build context-efficient, reusable skills using graph-based workflow orchestration with Claude Code subagents. Combines PocketFlow-inspired graph abstraction with multi-model optimization (Haiku for exploration, Sonnet for analysis). Use when building complex workflows, converting external frameworks to Claude skills, or optimizing for cost and context efficiency.

Research latest library documentation, industry best practices, and technical knowledge to automatically generate project-level skills. Use when asked to: (1) Research and create a skill for a library/framework, (2) Build a skill based on architectural patterns, (3) Generate skills from technical research, (4) Create domain-specific technical skills from web research, or (5) Any request combining research with skill creation.

Expert React frontend developer with advanced Web3/blockchain experience and pixel-perfect design implementation. Use when building UI components, implementing Web3 features, styling with CSS, creating animations, or working on the OpenWork multi-chain dApp.

Use this skill when the user is writing CSS for Divi 5, creating styles for WordPress/Divi, working with Divi modules, or mentions Divi theme development. Provides CSS patterns, class naming conventions, selector specificity guidance, and Divi-specific best practices.

Analyze and enforce numerical stability for time-dependent PDE simulations. Use when selecting time steps, choosing explicit/implicit schemes, diagnosing numerical blow-up, or checking CFL/Fourier criteria for advection/diffusion/reaction problems.

Upgrade React applications to latest versions, migrate from class components to hooks, and adopt concurrent features. Use when modernizing React codebases, migrating to React Hooks, or upgrading to latest React versions.