Question 1

What is the @plantuml/mcp-js MCP server?

Accepted Answer

Pure Node.js MCP server that renders and validates PlantUML diagrams with zero Java and zero external server, powered by TeaVM. Exposes render_diagram, check_syntax and diagram_explain — just run npx @plantuml/mcp-js.

Question 2

How do I connect to @plantuml/mcp-js?

Accepted Answer

Add @plantuml/mcp-js to your MCP client configuration to expose its tools to your AI agent. See the repository linked on this page for setup details.

Question 3

Does @plantuml/mcp-js require authentication?

Accepted Answer

@plantuml/mcp-js does not require authentication ("none").

@plantuml/mcp-js

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