A lightweight REST API wrapper around the Mustang-Project CLI for validating ZuGFeRD, Factur-X and UBL documents. Fast, reliable, and easy to integrate.
docker invoice zugferd e-invoice ubl dynamics365 d365 d365fo electronic-invoicing xrechnung factur-x msdyn365fo e-rechnung docentric docentricax
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Updated
Jan 8, 2026 - TypeScript