PRD Chart is an AI-powered web app that converts Product Requirements Documents into clear visual diagrams. Paste a PRD or upload a .docx file, and the tool instantly generates editable Mermaid sequence diagrams, flowcharts, and user journey maps. Users can refine the output in a built-in Monaco code editor, switch between six color themes, and export to PNG. It runs on a credit-based system , making it ideal for PMs, designers, and developers who need to communicate product behavior fast.