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mcp/harbor
Verified official

xmlvalid MCP

v1.0.0

com.xmlvalid/xmlvalid

Validate XML and e-invoices (XSD, DTD, RelaxNG, EN 16931, Peppol, XRechnung), explain errors

transport:streamable-http tools:5
Website

Target client

run in your project directory 

claude mcp add --transport http xmlvalid https://xmlvalid.com/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

validate_xml

validate xml

get_validation Read-only

get validation

search_schemas Read-only

search schemas

explain_error

explain error

explain_rule

explain rule

All 5 tools, one page each

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.