Frontend

Manages shadcn/ui components and projects, providing context, documentation, and usage patterns for

Use when working with react-native-skills tasks or workflows

Guide React and Next.js view transitions, shared element animations, route transitions, transition t

Frontend development skill for React, Next.js, TypeScript, and Tailwind CSS applications. Use when b

Run Hugging Face models in JavaScript or TypeScript with Transformers.js in Node.js or the browser.

Audit technical SEO across crawlability, indexability, security, URLs, mobile, Core Web Vitals, stru

Create 3D scenes, interactive experiences, and visual effects using Three.js. Use when user requests

Deploy Expo apps to production

Upgrade Expo SDK versions

Find and fix WCAG 2.2 accessibility issues. Two modes — report (sweep a codebase or page, produce a

Persist user decisions and project constraints to mdbase across sessions. Trigger on /user-thoughts

Production-grade Android app development guide covering native (Kotlin/Java), cross-platform (Flutte

Expert guidance for building modern Android UIs with Jetpack Compose, covering state management, nav

Modern Angular (v20+) expert with deep knowledge of Signals, Standalone Components, Zoneless applica

Angular performance optimization and best practices guide. Use when writing, reviewing, or refactori

Master AngularJS to Angular migration, including hybrid apps, component conversion, dependency injec

Master modern Angular state management with Signals, NgRx, and RxJS. Use when setting up global stat

Modern Angular UI patterns for loading states, error handling, and data display. Use when building U

Advanced JavaScript animation library skill for creating complex, high-performance web animations.

Build content-focused websites with Astro — zero JS by default, islands architecture, multi-framewor

Validates animation durations, enforces typography scale, checks component accessibility, and preven

Use formula-backed WorkPaper JSON and MCP tools for agent spreadsheet tasks without driving Excel or

Expert in building browser extensions that solve real problems - Chrome, Firefox, and cross-browser

Complete guide for building beautiful apps with Expo Router. Covers fundamentals, styling, component

BullMQ expert for Redis-backed job queues, background processing, and reliable async execution in No

Fast, modern JavaScript/TypeScript development with the Bun runtime, inspired by [oven-sh/bun](https

Build a real-time support chat system with a floating widget for users and an admin dashboard for su

Expert in building Chrome Extensions using Manifest V3. Covers background scripts, service workers,

Expert in Cloudflare Workers and the Edge Computing ecosystem. Covers Wrangler, KV, D1, Durable Obje

Convex reactive backend expert: schema design, TypeScript functions, real-time subscriptions, auth,

Core component library and design system patterns. Use when building UI, using design tokens, or wor

Use when building high-agency frontend interfaces with strict design taste, calibrated color, respon

Specialized skill for building production-ready Discord bots. Covers Discord.js (JavaScript) and Pyc

Master Django 5.x with async views, DRF, Celery, and Django Channels. Build scalable web application

Transforms vague UI ideas into polished, Stitch-optimized prompts. Enhances specificity, adds UI/UX

Guidelines for creating API routes in Expo Router with EAS Hosting

Helps understand and write EAS workflow YAML files for Expo projects. Use this skill when the user a

Build and distribute Expo development clients locally or via TestFlight

Set up Tailwind CSS v4 in Expo with react-native-css and NativeWind v5 for universal styling

expo-ui-jetpack-compose

expo-ui-swift-ui

Build high-performance async APIs with FastAPI, SQLAlchemy 2.0, and Pydantic V2. Master microservice

Audit and fix HTML accessibility issues including ARIA labels, keyboard navigation, focus management

Audit and fix HTML metadata including page titles, meta descriptions, canonical URLs, Open Graph tag

Audit and fix animation performance issues including layout thrashing, compositor properties, scroll

Master Flutter development with Dart 3, advanced widgets, and multi-platform deployment.

Production-ready patterns for integrating frontend applications with backend APIs, including race co

You are a frontend designer-engineer, not a layout generator.

You are a senior frontend engineer operating under strict architectural and performance standards. U

Build React components, implement responsive layouts, and handle client-side state management. Maste