mermaid-diagram

Create Mermaid diagrams from requirements and validate syntax.

1|Updated Mar 25, 2026
One-click install
npx skills add https://github.com/HeXiao-55/Auto-SurveyMind --skill mermaid-diagram-hexiao-55
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: mermaid-diagram
Source: https://github.com/HeXiao-55/Auto-SurveyMind/tree/main/skills/skills-codex/mermaid-diagram
Command: npx skills add https://github.com/HeXiao-55/Auto-SurveyMind --skill mermaid-diagram-hexiao-55

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill enables developers to quickly generate Mermaid diagrams from user requirements, ensuring consistent visualizations and ready-to-share outputs.

Core Features & Use Cases

  • Generate Mermaid code for flowcharts, sequence diagrams, class diagrams, ER diagrams, Gantt charts, and more.
  • Save outputs as two files: a raw .mmd diagram and a .md preview with a title and description.
  • Validate syntax with Mermaid tooling to prevent broken diagrams in documentation and specs.

Quick Start

Provide a natural-language requirement and I will produce a ready-to-render Mermaid diagram and accompanying preview.

Frequently Asked Questions about mermaid-diagram

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

FAQPage Schema
How do I generate Mermaid diagrams from natural language requirements?

To generate Mermaid diagrams from natural language requirements, provide your text input to the tool. It automatically selects the correct diagram type and outputs both raw .mmd files and a Markdown preview.

What is the best way to ensure valid Mermaid syntax for flowcharts and sequence diagrams?

The best way to ensure valid Mermaid syntax is to use Mermaid tooling for validation. This verifies your flowchart and sequence diagram code to prevent broken diagrams from appearing in your documentation.

Can I automatically choose diagram types like ER or Gantt charts based on my input?

Yes, you can automatically apply diagram types like ER or Gantt charts based on your input. The tool analyzes your requirements and selects the appropriate visualization format, such as class or flowchart diagrams.

How do I save and preview Mermaid code within my Markdown documentation?

To save and preview Mermaid code within Markdown documentation, the tool stores results under a figures/ directory. It generates descriptive kebab-case file names and provides a ready-to-render preview alongside the raw diagram file.

Does Mermaid validation prevent broken diagrams in technical specs?

Yes, Mermaid validation prevents broken diagrams in technical specs. By verifying syntax with Mermaid tooling before generating the final files, it ensures consistent visualizations and ready-to-share outputs.