Open Source Java e-Invoicing library, validator and tool (Factur-X/ZUGFeRD, UNCEFACT/CII XRechnung)
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Updated
May 16, 2026 - XSLT
Open Source Java e-Invoicing library, validator and tool (Factur-X/ZUGFeRD, UNCEFACT/CII XRechnung)
ZUgferd validator using Verapdf, discontinued because integrated into Mustangproject 2.0
Parser plugin for Paperless-ngx to store and read E-Rechnungen (both XRechnung and ZUGFeRD).
E-Inovice Validator for Germany (E-Rechnung Validator)
Configuration for validating documents against the ZUGFeRD/Factur-X standard using the KoSIT validation tool
The self-hosted translation layer between your ERP and e-invoicing. Ingest, validate, and normalize Factur-X, UBL, and CII into usable JSON — or generate compliant XML from your business data.
Apache Camel routes to create German ZugFERD PDF invoices from a simple inhouse XML input file
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