| What it does | A native macOS drawing app for quick sketches, screenshot markup, and AI-generated diagrams
| Extract a design system from any website for AI
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
| US
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| Pricing model | Freemium
| Freemium
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| Pricing | Free: $0 forever, includes all drawing tools, unlimited sketches in one folder, copy to clipboard as PNG, and auto-save with local-first storage. Pro: coming soon.
| Free: 2 design packs a day without account, 5 per day with free account. Pro: $9 per month (or $90 per year) for 50 packs per month, any page of a site, private packs, MCP server and REST API.
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| Key features | - Instant copy-to-clipboard as PNG
- No accounts or setup required
- Local-first storage with auto-save
- Screenshot annotation with arrows, boxes, text, and freehand tools
- AI diagram generation via Claude, Cursor, Windsurf, and VS Code
- Refine diagrams through chat
- Paste screenshot from clipboard
- Unlimited sketches in one folder
- Native macOS performance
- All drawing tools included in free version
| - DESIGN.md in Google's format describing colors, type, spacing, radii, shadows and components
- BEHAVIOR.md covering hover, focus, tooltips, menus, motion, scrolling, tables, forms and dark mode
- Screenshots at four widths: 1440, 1024, 768 and 390 pixels
- W3C design tokens (DTCG) format for Style Dictionary and Figma plugins
- CSS custom properties with all design values
- Tailwind v4 theme block
- SKILL.md for Claude Code and Cursor
- MCP server integration for AI agents to fetch packs automatically
- REST API with keys for automated access
- Private packs accessible only to the user
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| What makes it different | - Zero-friction design: open, draw, and share in seconds with no setup or accounts
- Local-first architecture: all sketches stay on your Mac, nothing leaves unless you ask
- AI integration runs through your own subscription with no proxying of prompts
| - Measured from live pages, not guessed from screenshots
- Captures behavioral details like interactions and state changes, not just visual design
- Free tier requires no account or card to try
- AI agents can use Stylepack directly with Pro via MCP server
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 0 | 0 |
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| Citation Flow (Majestic) | 24 | 0 |
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| Referring domains (Majestic) | 46 | 0 |
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Chalk
Stylepack