mermaid-diagram

Name: mermaid-diagram
Availability: InStock
Author: tqli

Convert user requirements into Mermaid diagram code and validate syntax with Mermaid CLI.

1|Updated Apr 2, 2026

Search Tags:#markdown #mermaid #visualization #diagram #mermaid-cli #diagram-generation #syntax-validation

Ready to run

npx skills add https://github.com/tqLi99/claude-skills-for-writing --skill mermaid-diagram-tqli99

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: mermaid-diagram
Source: https://github.com/tqLi99/claude-skills-for-writing/tree/main/mermaid-diagram
Command: npx skills add https://github.com/tqLi99/claude-skills-for-writing --skill mermaid-diagram-tqli99

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Automates turning user requirements into Mermaid diagrams, eliminating manual Mermaid coding and ensuring outputs are stored and ready for review.

Core Features & Use Cases

Generate Mermaid code for multiple diagram types (flowchart, sequence, class, ER, Gantt, and more) from natural language descriptions.
Save both raw .mmd and an embedded .md version to figures/ for quick previews.
Validate syntax with Mermaid CLI and surface actionable errors for rapid refinement.
Use case: a team member describes a workflow and automatically gets a ready-to-render diagram and a shareable Markdown.

Quick Start

Describe the diagram you want, and the tool will generate the corresponding Mermaid diagram in figures/.

Frequently Asked Questions about mermaid-diagram

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

FAQPage Schema

How do I generate a Mermaid diagram from a natural language description?▼

You can generate a Mermaid diagram by providing a natural language description of your workflow or system. The tool converts your requirements into Mermaid code and saves both raw .mmd files and Markdown files to the figures/ directory for review.

What types of Mermaid diagrams can I create using markdown requirements?▼

You can create various Mermaid diagram types including flowchart, sequence, class, ER, and Gantt diagrams. The tool processes your markdown requirements, validates the syntax using Mermaid CLI, and returns a rendered PNG if available.

Does Mermaid CLI validate syntax and return rendered PNG files for diagrams?▼

Yes, Mermaid CLI validates the generated syntax and surfaces actionable errors for rapid refinement. When validation succeeds, it returns a rendered PNG file alongside the raw .mmd and embedded Markdown outputs in the figures/ directory.

Why does my Mermaid diagram generation fail and how are syntax errors handled?▼

Mermaid diagram generation fails when the generated code contains syntax errors. The tool handles this by validating syntax with Mermaid CLI, providing clear error messages with actionable feedback, and offering fallbacks when needed to help you refine the output.

Can I save Mermaid diagrams directly into Markdown files for quick previews?▼

Yes, you can save Mermaid diagrams directly into Markdown files for quick previews. The tool persists both the raw .mmd file and an embedded .md version to the figures/ directory, ensuring outputs are stored and ready for review.

What is the best way to convert user requirements into a shareable Mermaid diagram?▼

The best way to convert user requirements into a shareable Mermaid diagram is to describe the workflow in natural language. The tool automates the coding, validates syntax, and outputs a shareable Markdown file with the embedded diagram.