erd-document

Generate Word/PDF system design documents with ERD diagrams, MySQL DDL, and Java entity code from PRDs.

1|1|Updated Apr 9, 2026
One-click install
npx skills add https://github.com/gaoqiongxie/skills-ai --skill erd-document
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: erd-document
Source: https://github.com/gaoqiongxie/skills-ai/tree/main/erd-document
Command: npx skills add https://github.com/gaoqiongxie/skills-ai --skill erd-document

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill eliminates the tedious, error-prone manual work of creating standardized system design documents and ERD diagrams from product requirement documents, saving development teams hours of repetitive formatting and structure work.

Core Features & Use Cases

  • Generates complete 11-chapter system design documents covering system introduction, database design, interface design, security, performance and more.
  • Outputs Mermaid ERD diagrams, MySQL DDL statements, and MyBatis-Plus Java entity code alongside the document.
  • Supports exporting to both Word and PDF formats for easy team collaboration and archival. Use case: When a product manager shares a PRD for a new customer order management system, use this skill to generate a full standardized design document with all database table definitions, interface specifications and architecture details in minutes.

Quick Start

Provide the full PRD content for your target system to generate a complete Word and PDF system design document with embedded ERD diagrams.

Frequently Asked Questions about erd-document

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I generate a system design document from a PRD?

To generate a system design document from a PRD, provide the full PRD content to automatically produce an 11-chapter standardized document covering database design, interfaces, security, and performance details.

Can I generate MySQL DDL statements and Mermaid ERD diagrams from product requirements?

Yes, you can generate MySQL DDL statements and Mermaid ERD diagrams directly from product requirements, alongside MyBatis-Plus Java entity code, eliminating manual database schema design effort.

Does this system design automation tool support exporting to Word and PDF formats?

Yes, this system design automation tool supports exporting the complete generated documentation with embedded ERD diagrams to both Word and PDF formats for team collaboration and archival.

What is the best way to automate database schema design and interface specification documentation?

The best way to automate database schema design and interface specification documentation is parsing a full PRD to output complete system architecture deliverables, Mermaid ERD diagrams, and Java entity code.

Do I need to manually format MyBatis-Plus Java entity code when creating an ERD document?

No, you do not need to manually format MyBatis-Plus Java entity code; the automation process outputs the code directly alongside the Mermaid ERD diagrams and MySQL DDL statements.