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betterhyq/mermaid-grammer-inspector-mcp

A Model Context Protocol (MCP) server for validating Mermaid diagram syntax and providing comprehensive grammar checking capabilities

Our verdict

Not reviewed yet

We have not reviewed betterhyq/mermaid-grammer-inspector-mcp yet

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About betterhyq/mermaid-grammer-inspector-mcp

A Model Context Protocol (MCP) server that validates Mermaid diagram syntax and performs grammar checking. It takes user requests through the MCP interface, examines the provided diagram code, and returns validation results or errors.

Best for

Developers who need automated Mermaid diagram syntax checks in MCP-based toolchains

Use cases

  • Catch syntax errors in Mermaid diagrams before rendering
  • Integrate grammar validation into an AI development workflow
  • Automatically check diagram correctness in CI/CD pipelines

Notes

5 stars on GitHub. Last updated 2026-05-12. Licensed MIT.

Pros

  • Catches diagram errors early, saving debugging time
  • Lightweight TypeScript MCP server easy to integrate
  • Targeted functionality reduces complexity for simple validation needs

Cons

  • Very limited community adoption with only 5 stars
  • No support for rendering or editing, only validation
  • Single author project may lack ongoing maintenance

Key facts

What we have checked

Not checked yet. Dated facts such as prices, releases and repository activity appear here once we have confirmed them from a source.

Install

Add betterhyq/mermaid-grammer-inspector-mcp to your client

Not verified yet

No install recipe yet. We write one for Claude Code, Claude Desktop, Cursor, VS Code, Codex and ChatGPT when the server is in the official MCP registry with a package or remote address we can use.

Until then, follow the project's own README.

Works with

What betterhyq/mermaid-grammer-inspector-mcp connects to

No confirmed connections yet. A product appears here when the server's registry name, repo, homepage or name ties it to that product, and a client appears when we have an install recipe for it.

Sources

Where this comes from

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A source shows what was published when we checked it. It does not certify security, performance or a working installation. Read our method.

Changelog

What changed

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