D2 Model Context Protocol Server

Example Use Cases

• 1

  Validate D2 diagram syntax and catch errors before rendering.

• 2

  Render D2 diagrams into PNG, SVG, or ASCII formats for visualization or documentation.

• 3

  Quick access to a D2 cheat sheet with shapes, styling, and transport usage examples.

Description

d2-mcp is a Model Context Protocol server designed to integrate with D2, a declarative diagramming language. It enables users to validate D2 syntax, render diagrams in PNG, SVG, or ASCII formats, and fetch a Markdown cheat sheet for reference. This tool facilitates seamless diagram creation and validation within development workflows, supporting various transports and deployment options including binaries, Docker containers, and HTTP streaming.