mermaid

Validate Mermaid diagrams by parsing and rendering them to SVG via Mermaid CLI.

1|1|Updated Aug 3, 2020
One-click install
npx skills add https://github.com/lolwierd/dotfiles --skill mermaid-lolwierd
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: mermaid
Source: https://github.com/lolwierd/dotfiles/tree/main/ai/dot-agents/skills/mermaid
Command: npx skills add https://github.com/lolwierd/dotfiles --skill mermaid-lolwierd

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Mermaid diagrams often fail at render time due to syntax errors or incomplete configurations. This skill provides a reliable way to validate Mermaid sources and preview results before integration into docs.

Core Features & Use Cases

  • Validate Mermaid syntax using the Mermaid CLI to catch errors early.
  • Render diagrams to SVG for embedding in Markdown, docs, or notes.
  • Generate an ASCII preview for quick readability when a full render isn't necessary.

Quick Start

Draft your Mermaid diagram in a standalone diagram.mmd file and run the validation tool to verify syntax and generate an SVG preview.

Frequently Asked Questions about mermaid

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

FAQPage Schema
How do I validate Mermaid syntax before rendering diagrams?▼

To validate Mermaid syntax, you can run a validation tool on a standalone diagram.mmd file to parse and check for errors before generating an SVG output.

Can I render Mermaid diagrams to SVG from the command line?▼

Yes, you can render Mermaid diagrams to SVG from the command line by running the validation tool on a standalone diagram.mmd file using the Mermaid CLI.

Do I need Node.js and npm to render Mermaid diagrams to SVG?▼

Yes, Node.js and npm are required prerequisites to render Mermaid diagrams to SVG, and a headless Chromium is downloaded on first run via Puppeteer.

How can I generate an ASCII preview of a Mermaid diagram?▼

You can generate an ASCII preview of a Mermaid diagram for quick readability when a full SVG render is not necessary by running the validation tool.

Why does Mermaid CLI need Puppeteer and headless Chromium?▼

Mermaid CLI needs Puppeteer and headless Chromium to execute the browser-based rendering engine required to parse diagram syntax and generate SVG output.