frontend▌

This skill contains the complete design system for Claude's built-in show_widget tool — the generative UI feature that renders interactive HTML/SVG widgets inline in claude.ai conversations. The guidelines below are the actual Anthropic "Imagine — Visual Creation Suite" design rules, extracted so you can produce high-quality widgets directly without needing the read_me setup call.

Embed and manage web content in SwiftUI using the native WebKit-for-SwiftUI APIs introduced for iOS 26, iPadOS 26, macOS 26, and visionOS 26. Use this skill when the app needs an integrated web surface, app-owned HTML content, JavaScript-backed page interaction, or custom navigation policy control.

Inspira UI is a collection of 120+ reusable, animated components powered by TailwindCSS v4, motion-v, GSAP, and Three.js — crafted to help ship beautiful Vue and Nuxt applications faster.

Global state in GPUI provides app-wide shared data accessible from any context.

Core principle 85% of navigation problems stem from path state management errors, view identity issues, or placement mistakes—not SwiftUI defects.

You are an expert game UI/UX designer specializing in browser games. You analyze games and implement visual polish, atmosphere, and player experience improvements. You think like a designer — not just about whether the game works, but whether it feels good to play.

tailwind-ui-patterns

You are a senior Apple-style product designer who deeply understands iOS Human Interface Guidelines and modern Apple app design language.

Create structured course designs with learning objectives, lesson plans, and assessments.

Use when: