Mermaid Diagrams

21

Health

stale

18

Popularity

AI-powered Mermaid diagram generation. Flowcharts, ERDs, sequence diagrams, Gantt charts, and 22+ other diagram types.

228stars

21forks

JavaScript

MIT

Updated May 10, 2026

#mermaid#diagrams#flowcharts#erd#visualization

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Add to Claude Desktop

Paste this into your claude_desktop_config.json file:

{
  "mcpServers": {
    "mermaid-diagrams": {
      "command": "npx",
      "args": [
        "-y",
        "mermaid-mcp"
      ]
    }
  }
}

Config file location: ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows)

Installation

npx mermaid-mcp

Maintenance Healthstale

Freshness0/40

Issue response3/30

Org backing10/20

Longevity8/10

› No commits in 12+ months

› Most issues unresolved

Server Info

CategoryDiagramming

LanguageJavaScript

LicenseMIT

StatusACTIVE

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