UI Design System Agent Skill

Use when creating or maintaining UI design systems, design tokens, component documentation, responsive calculations, quality checks, or design-dev handoff materials.

2k tokens

context cost

the whole folder, loaded on every use

files

ships runnable scripts

copies elsewhere

how many repositories repackaged it

242

stars on the repo

on the repository, not the skill itself

Install

one command, takes just this skill from the repository

npx skills add https://github.com/majiayu000/spellbook --skill ui-design-system

The instruction itself

5 sections, as written by the author

UI Design System Toolkit

Professional toolkit for creating and maintaining scalable design systems.

Core Capabilities

Design token generation (colors, typography, spacing)
Component system architecture
Responsive design calculations
Accessibility compliance
Developer handoff documentation

Key Scripts

design_token_generator.py

Generates complete design system tokens from brand colors.

Usage: python scripts/design_token_generator.py [brand_color] [style] [format]

Styles: modern, classic, playful
Formats: json, css, scss

Features:

Complete color palette generation
Modular typography scale
8pt spacing grid system
Shadow and animation tokens
Responsive breakpoints
Multiple export formats

Verification

Before reporting completion, validate generated tokens or handoff artifacts against the requested brand color, output format, accessibility constraints, and the target implementation surface. For script usage, run the command with representative input and inspect the emitted JSON/CSS/SCSS for valid syntax and preserved brand values.

Other skills for the same job

different authors, same section of the catalogue

Theme Factory

by anthropics

vendor ×16

Toolkit for styling artifacts with a theme. These artifacts can be slides, docs, reportings, HTML landing pages, etc. There are 10 pre-set themes with colors/fonts that you can apply to any artifact that has been creating, or can generate a new theme on-the-fly.

Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual formatting, or company design standards apply.

Suite of tools for creating elaborate, multi-component claude.ai HTML artifacts using modern frontend web technologies (React, Tailwind CSS, shadcn/ui). Use for complex artifacts requiring state management, routing, or shadcn/ui components - not for simple single-file HTML/JSX artifacts.

11k tokens scripts

Web Artifacts Builder

Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, or applications. Generates creative, polished code that avoids generic AI aesthetics.

Guidance for distinctive, intentional visual design when building new UI or reshaping an existing one. Helps with aesthetic direction, typography, and making choices that don't read as templated defaults.

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

Use Expo DOM components to run web code in a webview on native and as-is on web. Migrate web code to native incrementally.

3k tokens

How to use it

Copy the folder

Take majiayu000/ui-design-system from the repository into ~/.claude/skills for personal use, or into .claude/skills inside a project.

Check the name does not clash

The agent identifies a skill by the name field in its header. Two skills with the same name cannot sit side by side — one of them will be ignored.