mermaid

Convert Mermaid diagram definitions into SVG or ASCII art.

137|21|Updated Jun 23, 2026
One-click install
npx skills add https://github.com/nomifun/nomifun-tauri --skill mermaid-nomifun
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: mermaid
Source: https://github.com/nomifun/nomifun-tauri/tree/main/crates/backend/nomifun-app/assets/builtin-skills/mermaid
Command: npx skills add https://github.com/nomifun/nomifun-tauri --skill mermaid-nomifun

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires beautiful-mermaid, and includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill allows users to create and render Mermaid diagrams, which are useful for visualizing flowcharts, sequence diagrams, state diagrams, class diagrams, and ER diagrams.

Core Features & Use Cases

  • Diagram Creation: Supports various diagram types including flowcharts, sequence diagrams, state diagrams, class diagrams, and ER diagrams.
  • Output Options: Offers both SVG and ASCII art output for different viewing and editing needs.
  • Theming: Supports theming to enhance the visual appearance of diagrams (SVG output only).
  • Use Case: Ideal for developers and technical writers who need to include diagrams in documentation to explain complex concepts.

Quick Start

Render a Mermaid diagram from a file 'diagram.mmd' to an SVG file 'diagram.svg'.

Frequently Asked Questions about mermaid

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

FAQPage Schema
How do I convert Mermaid diagram definitions into SVG files for documentation?

You can render Mermaid diagrams into SVG files by processing .mmd or Markdown files with a Mermaid rendering library. This Skill converts diagram definitions into visual SVG representations suitable for embedding in documentation.

Can I generate ASCII art from Mermaid flowcharts and sequence diagrams?

Yes, you can generate ASCII art from Mermaid diagrams. This Skill supports converting flowcharts, sequence diagrams, state diagrams, class diagrams, and ER diagrams into ASCII art output, providing a text-based visual alternative for environments that do not support image rendering.

What diagram types are supported when visualizing documentation with Mermaid?

Visualizing documentation with Mermaid supports multiple diagram types including flowcharts, sequence diagrams, state diagrams, class diagrams, and ER diagrams. These options allow you to map out processes, system states, and data structures directly from text definitions.

Does Mermaid support theming for SVG diagram output?

Yes, Mermaid supports theming for SVG diagram output. You can apply different themes to enhance the visual appearance of your diagrams, although theming options are exclusively available for SVG output and do not apply to ASCII art representations.

What is the best way to include complex ER diagrams in technical documentation?

The best way to include complex ER diagrams in technical documentation is by using Mermaid text-based definitions. This approach allows you to define entity relationships in Markdown files and render them into visual SVG graphics or ASCII art, ensuring diagrams remain version-controlled and easily updatable.