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Skill Claude Code
Modern Python development with uv, the fast Python package and project manager. Covers project management (uv init, uv add, uv sync, uv lock), virtual environments, Python version management (uv python install/pin), script runners (uv run), tool management (uvx), workspace support for monorepos, and publishing to…
Skill Claude CodeCodex
Code quality gatekeeper and auditor. Enforces strict quality gates, resolves the AI verification gap, and evaluates codebases across 12 critical dimensions with evidence-based scoring. Use when auditing code quality, reviewing AI-generated code, scoring codebases against industry standards, or enforcing pre-commit…
Skill Claude CodeCodex
Implements retrieval-augmented generation pipelines. Use when building document retrieval systems, choosing chunking strategies, selecting embedding models, configuring vector stores, implementing hybrid search, or evaluating RAG quality. Use for embedding strategy, vector stores, retrieval pipelines, chunking, hybrid…
Skill Claude Code
Build responsive HTML emails with React Email components. Covers email structure (Html, Head, Body, Container), content components (Text, Heading, Button, Link, Img), layout (Section, Row, Column), styling with inline CSS and Tailwind, custom fonts, preview text, and rendering to HTML. Use when creating transactional…
Skill Claude Code
React error boundaries and fallback UIs for catching rendering errors. Use when handling component crashes, displaying error states, implementing error recovery, or preventing full-page crashes. Use for ErrorBoundary, componentDidCatch, getDerivedStateFromError, error fallback, error recovery, crash handling…
Skill Claude Code
React Native with Expo framework for building native mobile apps on Android, iOS, and web from a single TypeScript codebase. Covers Expo Router file-based navigation (stack, tabs, drawer), EAS Build/Submit/Update for CI/CD and OTA updates, expo-dev-client for custom development builds, Expo Modules API for native…
Skill Claude Code
React 19+ patterns, performance optimization, and component architecture. Covers hooks, state management decision trees, data fetching with use() API, Server Components, React Compiler, bundle optimization, and re-render elimination. Use when building components, optimizing re-renders, fetching data, managing state…
Skill Claude Code
React performance optimization patterns including memoization, code splitting, bundle size reduction, re-render elimination, and profiling. Covers React Compiler automatic optimization, manual memo/useMemo/useCallback targeting, React.lazy with Suspense, barrel file avoidance, content-visibility for large lists…
Skill Claude Code
Low-latency synchronization with WebTransport, pub/sub messaging, CRDTs, and AI stream orchestration. Covers bidirectional streaming, transactional outbox patterns, sequence tracking, and collaborative editing. Use when building real-time collaborative UIs, implementing pub/sub messaging, handling WebTransport or…
Skill Claude Code
Best practices for Remotion - Video creation in React. Use when creating programmatic videos with Remotion, adding animations or transitions, working with audio/captions, rendering compositions, embedding 3D content, building charts, or using Mapbox maps in video.
Skill Claude CodeCodex
Repo Updater - Multi-repo synchronization with AI-assisted review orchestration. Parallel sync, agent-sweep for dirty repos, ntm integration, git plumbing. 17K LOC Bash CLI. Use when syncing multiple GitHub repositories, running agent-sweep on uncommitted changes, or orchestrating AI-assisted code review across repos.
Skill Claude Code
Resend email API for sending transactional and marketing emails. Use when integrating email delivery, managing domains, handling webhooks, building email workflows with React Email, managing contacts, or sending broadcasts. Use for resend, email, transactional, broadcast, contacts, segments, webhooks, domain.
Skill Claude Code
Implement performant responsive images with srcset, sizes, lazy loading, and modern formats (WebP, AVIF). Covers aspect-ratio for CLS prevention, picture element for art direction, and fetchpriority for LCP optimization. Use when adding images to pages, optimizing Core Web Vitals, preventing layout shift, implementing…
Skill Claude Code
Rust language patterns and ecosystem covering ownership, borrowing, lifetimes, error handling (Result/Option, thiserror, anyhow), async with Tokio, traits, generics, serde serialization, Cargo workspaces, and testing. Includes axum web framework, ratatui terminal UI, clap CLI parsing, criterion benchmarking…
Skill Claude CodeCodex
Orchestrates AI-enhanced Scrum ceremonies and sprint coordination. Use when running sprint ceremonies, generating automated daily standups, engineering structured tickets, forecasting sprint capacity, or grooming backlogs. Use for fact-based standups, machine-readable tickets, predictive velocity, and backlog…
Skill Claude Code
Secures AI integrations against prompt injection, privilege escalation, and data leakage. Use when implementing defense-in-depth for LLM pipelines, applying zero-trust controls to autonomous agents, hardening server actions that interact with AI services, validating model outputs, securing MCP tool integrations, or…
Skill Claude CodeCodex
SEO architecture and content strategy for search visibility. Covers entity-first optimization, structured data, E-E-A-T signals, AI Overviews optimization, and content auditing. Use when optimizing search rankings, implementing JSON-LD schema, improving E-E-A-T signals, auditing site performance, planning topical…
Skill Claude Code
Service worker lifecycle, caching strategies, background sync, push notifications, and static routing for progressive web apps. Covers Workbox v7.4 strategies (CacheFirst, NetworkFirst, StaleWhileRevalidate), workbox-precaching for app shells, Background Sync API with cross-browser fallbacks, Push API with VAPID keys…
Skill Claude Code
Builds accessible, customizable component libraries using shadcn/ui with Radix UI or Base UI, Tailwind CSS 4, and React 19. Covers component ownership, oklch CSS theming, type-safe forms with Field and Zod, CLI workflows, and registry patterns. Use when adding shadcn/ui components, configuring themes, building forms…
Skill Claude Code
Shell scripting and terminal integration patterns for building tools that integrate with Zsh, Bash, and Fish. Covers completion systems (compdef/compadd, complete/compgen, fish complete), ZLE widgets, hooks (precmd/preexec/chpwd, PROMPTCOMMAND), readline, bindkey, parameter expansion, ZDOTDIR loading order, event…
Skill Claude Code
Creates, audits, and validates agent skills following the Agent Skills open standard. Covers YAML frontmatter, description writing, progressive disclosure, directory structure, 9-phase audits, severity classification, and manifest-implementation drift detection. Use when creating new skills, writing skill…
Skill Claude Code
SSH remote access patterns and secure shell utilities. Covers connections, config management, key generation (Ed25519, FIDO2), tunneling, port forwarding, file transfers, and multiplexing. Use when connecting to servers, managing SSH keys, setting up tunnels, transferring files over SSH, configuring jump hosts, or…
Skill Claude Code
Writes and maintains Storybook stories and interaction tests using CSF3 format. Covers component stories, play functions, visual regression testing with Chromatic, and accessibility testing. Use when creating component documentation, writing interaction tests, debugging test failures, configuring visual snapshots, or…
Skill Claude Code
Stripe payment integration with Node.js SDK. Covers Checkout Sessions, Payment Intents, Subscriptions, Customer Portal, webhooks, and Stripe Elements. Use when implementing checkout flows, payment processing, subscription billing, webhook handlers, or payment forms with Stripe Elements. Use for stripe, payments…
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