Add your DESIGN.md to Claude Code, Cursor, Codex and other agents

Where to put your DESIGN.md, and the one line that makes Claude Code, Cursor, Codex, Copilot, Windsurf or Gemini CLI read it before building UI.

What’s in your DESIGN.md

A walk through each section of the DESIGN.md Onefold creates, from color roles, dark theme and spacing to components, icons and the rules that stop agents building UI that looks AI-generated.