frontend▌

Visualize the user's request as an interactive single HTML file. First, read references/common-rules.md to review common rules.

Audit UI code against Vercel's Web Interface Guidelines for design and accessibility compliance. \n \n Fetches the latest guidelines from a remote source before each review, ensuring rules stay current \n Accepts file paths or patterns as arguments; prompts for files if none provided \n Outputs findings in a terse file:line format for quick scanning and remediation \n Covers design, accessibility, and UX best practices as defined in the guidelines repository \n

$22

Build scalable, maintainable React components using modern patterns including functional components, hooks, composition, and TypeScript for type safety.

Design agent for frontend UI/UX creation, iteration, and component extraction on an infinite canvas. \n \n Analyzes your repo structure to build design context automatically, then generates and iterates design drafts with support for variations, themes, and multi-page flows \n Core commands cover project setup, faithful UI reproduction, design iteration in branch mode, component extraction and updates, and design system configuration \n Requires mandatory initialization of .superdesign/init/ wit

Analyze Stitch design projects and generate semantic DESIGN.md files as prompting source of truth. \n \n Retrieves screen metadata, HTML/CSS source, and design assets from Stitch projects via MCP Server tools to extract design tokens and visual patterns \n Synthesizes findings into structured DESIGN.md files covering atmosphere, color palette with hex codes, typography, component styling, and layout principles \n Translates technical values (Tailwind classes, border-radius, shadows) into evocati

Transform rough ideas into fully-formed designs through structured questioning and alternative exploration.

Comprehensive Next.js performance optimization covering Core Web Vitals, modern React patterns, and production-grade techniques. \n \n Covers Core Web Vitals optimization (LCP, INP, CLS), image/font optimization with next/image and next/font , and caching strategies using unstable_cache and revalidateTag \n Guides conversion of Client Components to Server Components, implementation of Suspense streaming for progressive loading, and bundle size reduction through code splitting \n Includes Next.js

Delegate design tasks to Gemini via ZenMux API. Gemini creates HTML page designs, SVG icons, and provides design advice.

Expert product design spanning UX research, UI systems, prototyping, and usability validation. \n \n Covers five-stage workflow: Discover (user research), Define (information architecture), Develop (wireframes and prototypes), Test (usability studies with 5–8 participants), and Deliver (design tokens and dev handoff) \n Includes 5-day design sprint format with daily checkpoints, user journey map templates, and card sorting methods for information architecture validation \n Provides design token