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mermaid-diagrams

Create software diagrams from Mermaid text definitions.

182|8|Updated Apr 4, 2026
Search Tags:#documentation#mermaid#software architecture#diagramming#flowcharts#sequence diagrams#erd
One-click install
npx skills add https://github.com/compozy/agh --skill mermaid-diagrams-compozy
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: mermaid-diagrams
Source: https://github.com/compozy/agh/tree/main/.agents/skills/mermaid-diagrams
Command: npx skills add https://github.com/compozy/agh --skill mermaid-diagrams-compozy

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

Mermaid diagrams help you communicate complex technical ideas by turning text-based architecture, flows, and data models into clear, version-controlled visuals.

Core Features & Use Cases

  • Diagram creation from text: Write maintainable diagram definitions using Mermaid’s syntax for quick iteration and consistent documentation.
  • Coverage across common software diagram types: Build class diagrams, sequence diagrams, flowcharts, ERDs, C4 context/container/component diagrams, state diagrams, git graphs, and more.
  • Practical integration for documentation: Keep diagrams in Markdown so they render in GitHub/GitLab and are previewable in editors like VS Code.

Quick Start

Generate a Mermaid flowchart that shows how a user authenticates, requests data, and handles invalid credentials for the scenario you describe.

Frequently Asked Questions about mermaid-diagrams

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

FAQPage Schema
How do I create a sequence diagram for API user flows using plain text?▼

You can create a sequence diagram by writing plain-text Mermaid definitions that map out API user flows and message relationships. This approach renders reliable diagrams directly within technical documentation.

What is the best way to generate an ERD for database schema documentation?▼

Generating an ERD for database schema documentation is best done using Mermaid syntax to define relationships and nodes. This produces version-controlled visuals that render reliably in Markdown.

Can I use Mermaid diagrams for software architecture visualization in GitHub Markdown?▼

Yes, you can use Mermaid diagrams for software architecture visualization in GitHub and GitLab Markdown. They render directly from plain-text definitions, ensuring maintainable technical documentation.

How do I build a C4 context diagram from text for technical documentation?▼

To build a C4 context diagram from text, write Mermaid definitions using valid syntax for nodes and relationships. This creates clear architecture visualizations that integrate seamlessly into Markdown.

Does Mermaid syntax support state diagrams and git graphs for process mapping?▼

Mermaid syntax supports state diagrams and git graphs for process mapping. You apply correct diagram type selection and valid syntax to ensure these engineering deliverables render reliably.

Why are my Mermaid flowcharts not rendering correctly in technical documentation?▼

Mermaid flowcharts fail to render correctly when diagram definitions contain invalid syntax for relationships or nodes. Applying correct Mermaid diagram type selection ensures reliable rendering across platforms.

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