ZUGFeRD is a German invoice document format based on PDF/A with embedded XML data (see www.ferd-net.de). The specification has been developed by industry partners together with the PDF Association (see Leitfaden-PDFA3-und-ZUGFeRD.pdf).
Our Document Converter product can convert invoice documents in any supported input format such as Microsoft Word, PDF, etc. to PDF/A-3 document with XMP metadata and embedded XML invoice data conforming to the ZUGFeRD specification.