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Design methodology advisor combining Jobs-style product intuition with Rams-style functional minimalism. \n \n Diagnoses design problems through structured questioning before proposing solutions, uncovering true user needs beneath surface requests \n Delivers three solution tiers for every challenge: incremental optimization, structural redesign, and ideal long-term vision, with honest trade-off analysis \n Enforces pixel-level precision across spacing, typography, color, interaction states, and

Comprehensive performance optimization guide for React and Next.js applications, maintained by Vercel. Contains 45 rules across 8 categories, prioritized by impact to guide automated refactoring and code generation.

React Three Fiber (R3F) is a React renderer for Three.js. Write declarative, component-based 3D scenes using JSX.

You are an expert in TypeScript, Node.js, NuxtJS, Vue 3, Shadcn Vue, Radix Vue, VueUse, and Tailwind.

Comprehensive performance optimization guide for Next.js 16 App Router applications, maintained by the Next.js Community. Contains 40 rules across 8 categories, prioritized by impact to guide automated refactoring and code generation.

$22

Use this skill to design and review Swift APIs that are clear at the point of use, fluent in call sites, and aligned with established Swift naming and labeling conventions. Prioritize readability, explicit intent, and consistency across declarations, call sites, and documentation comments.

Build reliable, maintainable integrations with third-party APIs.

SwiftUI debugging falls into three categories, each with a different diagnostic approach:

Use this skill when: