crank
Hands-free epic execution. Runs until ALL children are CLOSED. Uses /swarm with runtime-native spawning (Codex sub-agents or Claude teams). NO human prompts, NO stopping. Triggers: "crank", "run epic", "execute epic", "run all tasks", "hands-free execution", "crank it".
go-backend-dev
Specialist in implementing robust HTTP services and APIs in Go. Activates for "endpoint", "handler", "API", "server".
centrifugo
Centrifugo real-time messaging server expert for WebSocket PUB/SUB, channel management, JWT authentication, event proxying, and horizontal scaling with Redis/NATS. Use when: centrifugo, centrifugal, real-time messaging, websocket pubsub, channel subscriptions, real-time notifications, live updates, presence, history recovery, server-sent events integration, real-time transport layer. Do not use for: general WebSocket programming without Centrifugo, Socket.IO, Pusher SDK, or other real-time frameworks.
zod
Zod schema validation best practices for type safety, parsing, and error handling. This skill should be used when defining z.object schemas, using z.string validations, safeParse, or z.infer. This skill does NOT cover React Hook Form integration patterns (use react-hook-form skill) or OpenAPI client generation (use orval skill).
es-toolkit
Use when implementing utility functions, array operations, object manipulation, or string operations. ALWAYS use es-toolkit instead of custom implementations or native methods.
web-design
网页设计与部署。生成精美的单页 HTML 网页（报告、落地页、数据可视化等），支持一键部署到 Cloudflare Pages。使用 Tailwind CSS + Chart.js + Font Awesome 技术栈。当用户要求制作网页、生成报告页面、创建落地页、数据可视化展示、部署网页到线上时使用。
app-renderer-systems
Guides creation and modification of domain feature systems organized under a systems/ directory. Covers directory layout, API service layer patterns, TanStack Query hooks (queries, mutations, optimistic updates), React context and XState store conventions, hook organization, and public API barrel exports. Use when adding a new domain system, extending an existing one, or fixing bugs in a system-layer codebase. Don't use for generic React component work, backend API implementation, or codebases not organized around a systems/ domain pattern.
motion-react
Build React animations with Motion (formerly Framer Motion) - gestures (drag, hover, tap), scroll effects, spring physics, layout animations, SVG, exit animations, and motion values. Use when: building React animations, adding hover/tap/drag interactions, scroll-triggered effects, layout transitions, shared element animations, exit animations with AnimatePresence, or working with motion values and springs. Triggers: "animate", "motion component", "framer motion", "gesture", "drag", "scroll animation", "layout animation", "exit animation", "spring", "whileHover", "whileTap", "whileInView", "AnimatePresence", "layoutId", "useScroll", "useSpring", "useAnimate", "motion value", "reorder", "parallax".
react
Comprehensive React development guide covering component architecture, hooks, state management, TypeScript integration, useEffect patterns, and testing with Vitest. Use when creating React components, custom hooks, managing state, or any frontend React code. Essential for React 19+ development.
rivetkit-client-javascript
RivetKit JavaScript client guidance. Use for browser, Node.js, or Bun clients that connect to Rivet Actors with rivetkit/client, create clients, call actions, or manage connections.
rivetkit-client-react
RivetKit React client guidance. Use for React apps that connect to Rivet Actors with @rivetkit/react, create hooks with createRivetKit, or manage realtime state with useActor.
shadcn-ui
Provides complete shadcn/ui component library patterns including installation, configuration, and implementation of accessible React components. Use when setting up shadcn/ui, installing components, building forms with React Hook Form and Zod, customizing themes with Tailwind CSS, or implementing UI patterns like buttons, dialogs, dropdowns, tables, and complex form layouts.
tailwindcss
Guide for Tailwind CSS v4 patterns and best practices. Use when styling components with Tailwind CSS, creating responsive layouts, working with Tailwind 4 features, or using tailwind-variants for component styling.
tanstack-router-best-practices
TanStack Router best practices for type-safe routing, data loading, search params, and navigation. Activate when building React applications with complex routing needs.
tanstack
Comprehensive guide for TanStack ecosystem in React - Query/DB for data fetching, Form for form handling, and Router for client-side routing. Use when working with collections, live queries, optimistic updates, forms, validation, routing, URL parameters, or navigation.
tanstack-start-best-practices
TanStack Start best practices for full-stack React applications. Server functions, middleware, SSR, authentication, and deployment patterns. Activate when building full-stack apps with TanStack Start.
ratatui-tui
Build terminal UIs with ratatui following 2026 Rust best practices. Use when: (1) Creating new TUI apps, (2) Adding widgets/layouts, (3) Keyboard navigation/state management, (4) Image integration via ratatui-image, (5) Async event handling, (6) Release optimization. Covers v0.30.0+ API, Elm Architecture, StatefulWidget, color-eyre.