duply

Copy any product's design language

duply turns a real design system into one DESIGN.md — tokens, type, spacing, components — so your AI agent builds in that exact visual language.

Browse the library →

Pick it. Copy it. Build in it.

01 / Browse

Stripe
Linear
Vercel
Notion

Pick a design you love

Browse a curated library of real sites and product UIs. Filter by style, industry, color, and typeface. Marketing pages and dashboards both.

02 / One file

# DESIGN.md name: Linear colors: ink: #08090a primary: #15663f rounded: { md: 8px }
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Copy one DESIGN.md

One file, fully tokenized. Every component references tokens, never inline hex. Or grab the ready-made agent prompt for your tool.

03 / Your agent

claude, build the pricing page in this design language

Build in that language

Your AI agent now ships in that exact visual system, accurately, the first time. No more “make it look like Stripe” guesswork.

Build in any
design language

Free to browse. Real design systems, documented as DESIGN.md. New designs land weekly.

Browse the libraryHow it works