mermaid-diagrams

Generate flowcharts, sequence diagrams, class diagrams, and ERDs from Mermaid syntax.

3|1|Updated Feb 2, 2026
One-click install
npx skills add https://github.com/HouseGarofalo/claude-code-base --skill mermaid-diagrams-housegarofalo
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: mermaid-diagrams
Source: https://github.com/HouseGarofalo/claude-code-base/tree/main/.claude/skills/mermaid-diagrams
Command: npx skills add https://github.com/HouseGarofalo/claude-code-base --skill mermaid-diagrams-housegarofalo

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill allows you to generate various types of diagrams directly from text-based descriptions, making complex information easier to understand and communicate.

Core Features & Use Cases

  • Diagram Generation: Create flowcharts, sequence diagrams, class diagrams, ERDs, state diagrams, Gantt charts, pie charts, and more using Mermaid syntax.
  • Documentation Enhancement: Embed visual aids in READMEs, documentation, or reports to explain architecture, processes, or data structures.
  • Use Case: You need to document a new API's interaction flow. Use this Skill to create a sequence diagram that clearly illustrates the requests and responses between different services.

Quick Start

Generate a flowchart showing a simple decision process.

Frequently Asked Questions about mermaid-diagrams

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

FAQPage Schema
How do I generate flowcharts and sequence diagrams from text for documentation?

Generate flowcharts and sequence diagrams from text by writing Mermaid syntax, which renders text-based descriptions into visual diagrams for your documentation and architecture visualization.

What diagram types can I create using Mermaid syntax?

Mermaid syntax supports creating flowcharts, sequence diagrams, class diagrams, ERDs, state diagrams, Gantt charts, and pie charts to visualize code and processes.

Do I need to know Mermaid syntax to visualize code architecture?

Yes, understanding Mermaid syntax is required to effectively visualize code architecture, as this Skill generates visual diagrams directly from text-based Mermaid descriptions.

How do I document an API interaction flow using sequence diagrams?

Document an API interaction flow by creating a sequence diagram with Mermaid syntax to clearly illustrate the requests and responses between different services.

Can I embed process mapping visualizations directly in README files?

Yes, you can embed process mapping visualizations in READMEs by generating text-based Mermaid diagrams, which enhance reports and documentation with visual aids.

What is the best way to visualize data structures without manual drawing tools?

Visualize data structures without manual drawing by using Mermaid to generate class diagrams and ERDs directly from text-based descriptions, simplifying complex information communication.