#xrechnung

Free, EN 16931-compliant e-invoicing (German ZUGFeRD & XRechnung live; Factur-X, Peppol BIS and Spanish Facturae coming) or a plain US PDF — generated straight from your AI assistant. No signup; the sender's email is the login.

MCP server for German/Austrian/Swiss e-invoicing. Create XRechnung (UBL) and ZUGFeRD 2.3 (Factur-X CII) invoices, validate against EN 16931 rules, extract data from XML, and convert between UBL, CII and JSON formats. 6 tools: validate_invoice, extract_data, create_xrechnung, create_zugferd, convert_format, get_format_info.

Validate German and European e-invoices (ZUGFeRD, Factur-X, XRechnung) against EN 16931. Returns structured JSON with errors, warnings and concrete fix suggestions. Free API key available at zugferd-validator.de.