MCP server for DACH 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.
MCP server for DACH accounting automation. Connect AI assistants to sevDesk and Lexoffice — create invoices, manage contacts, handle bookings and vouchers for German-speaking businesses.