extract-design
Extract the full design language from any website URL. Produces 8 output files including AI-optimized markdown, visual HTML preview, Tailwind config, React theme, shadcn/ui theme, Figma variables, W3C design tokens, and CSS variables. Also runs WCAG accessibility scoring. Use when user says 'extract design', 'get design system', 'design language', 'design tokens', 'what colors/fonts does this site use', or '/extract-design'.
How do I install this agent skill?
npx skills add https://github.com/manavarya09/design-extract --skill extract-designIs this agent skill safe to install?
- Gen Agent Trust Hubwarn
This skill automates design extraction by installing and running an external utility from the npm registry. It carries risks related to unverified third-party dependencies and potential indirect prompt injection from the websites being analyzed.
- Socketwarn
1 alert: gptAnomaly
- Snykwarn
Risk: MEDIUM · 2 issues
- ZeroLeakspass
1 finding · Score: 86/100
What does this agent skill do?
Extract Design Language
Extract the complete design language from any website URL. Generates 8 output files covering colors, typography, spacing, shadows, components, breakpoints, animations, and accessibility.
Prerequisites
Ensure designlang is available. Install if needed:
npm install -g designlang
Or use npx (no install required):
npx designlang <url>
Process
- Run the extraction on the provided URL:
npx designlang <url> --screenshots
For multi-page crawling: npx designlang <url> --depth 3 --screenshots
For dark mode: npx designlang <url> --dark --screenshots
- Read the generated markdown file to understand the design:
cat design-extract-output/*-design-language.md
-
Present key findings to the user:
- Primary color palette with hex codes
- Font families in use
- Spacing system (base unit if detected)
- WCAG accessibility score
- Component patterns found
- Notable design decisions (shadows, radii, etc.)
-
Offer next steps:
- Copy
*-tailwind.config.jsinto their project - Import
*-variables.cssinto their stylesheet - Paste
*-shadcn-theme.cssinto globals.css for shadcn/ui users - Import
*-theme.jsfor React/CSS-in-JS projects - Import
*-figma-variables.jsoninto Figma for designer handoff - Open
*-preview.htmlin a browser for a visual overview - Use the markdown file as context for AI-assisted development
- Copy
Output Files (8)
| File | Purpose |
|---|---|
*-design-language.md | AI-optimized markdown — the full design system for LLMs |
*-preview.html | Visual HTML report with swatches, type scale, shadows, a11y |
*-design-tokens.json | W3C Design Tokens format |
*-tailwind.config.js | Ready-to-use Tailwind CSS theme |
*-variables.css | CSS custom properties |
*-figma-variables.json | Figma Variables import format |
*-theme.js | React/CSS-in-JS theme object |
*-shadcn-theme.css | shadcn/ui theme CSS variables |
Additional Commands
- Compare two sites:
npx designlang diff <urlA> <urlB> - View history:
npx designlang history <url>
Options
| Flag | Description |
|---|---|
--out <dir> | Output directory (default: ./design-extract-output) |
--dark | Also extract dark mode color scheme |
--depth <n> | Crawl N internal pages for site-wide extraction |
--screenshots | Capture component screenshots (buttons, cards, nav) |
--wait <ms> | Wait time after page load for SPAs |
--framework <type> | Generate only specific theme (react or shadcn) |
How can the creator link this skill?
Add the canonical catalog link to the repository README so users can inspect current installs and available audits. The publishing guide covers the complete discovery path.
<a href="https://skillzs.dev/skills/manavarya09/design-extract/extract-design">View extract-design on skillZs</a>