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mermaid-diagrams

Generate class, sequence, flowchart, ERD, and C4 diagrams from text.

1|1|Updated Mar 3, 2026
Search Tags:#architecture#documentation#mermaid#flowchart#visualization#diagrams#sequence diagram
One-click install
npx skills add https://github.com/SwimmingLiu/easy-skills --skill mermaid-diagrams-swimmingliu
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: mermaid-diagrams
Source: https://github.com/SwimmingLiu/easy-skills/tree/main/skills/diagram/mermaid-diagrams
Command: npx skills add https://github.com/SwimmingLiu/easy-skills --skill mermaid-diagrams-swimmingliu

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill transforms complex technical concepts into clear, maintainable diagrams that can be version-controlled alongside your code, eliminating the need for manual drawing tools and ensuring diagrams stay synchronized with your system.

Core Features & Use Cases

  • Diagram Generation: Create a wide variety of diagrams (class, sequence, flowchart, ERD, C4, etc.) from simple text definitions.
  • Version Control Friendly: Diagrams are text-based, making them easy to store in Git and review in pull requests.
  • Use Case: Document your system architecture with a C4 diagram or visualize a complex API flow using a sequence diagram, all within your Markdown files.

Quick Start

Use the mermaid-diagrams skill to create a sequence diagram illustrating a user login flow.

Frequently Asked Questions about mermaid-diagrams

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

FAQPage Schema
How do I generate software architecture diagrams from text for version control?▼

You can generate software architecture diagrams from text by using Mermaid syntax to create class, sequence, flowchart, ERD, and C4 diagrams. These text-based definitions can be stored in Git and reviewed in pull requests.

Can I document a user login flow using a sequence diagram in Markdown?▼

Yes, you can document a user login flow by generating a sequence diagram using Mermaid syntax directly within your Markdown files. This visualizes complex API flows without requiring manual drawing tools.

What types of diagrams can I create for system visualization using Mermaid?▼

For system visualization using Mermaid, you can create class diagrams, sequence diagrams, flowcharts, ERDs, and C4 architecture diagrams. It supports advanced features like theming and styling for comprehensive visualization needs.

Does Mermaid support styling and theming for flowcharts and ERDs?▼

Yes, Mermaid supports advanced styling and theming for flowcharts and ERDs. You can apply custom styles to text-based diagram definitions to ensure your visualization matches your documentation requirements.

Why use text-based diagrams instead of manual drawing tools for system documentation?▼

Text-based diagrams eliminate the need for manual drawing tools and ensure your diagrams stay synchronized with your system. They are version-control friendly, making them easy to store in Git and review in pull requests alongside code.

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