🇪🇺 💶 Generate e-invoices (E-Rechnung in German) conforming to EN16931 (Factur-X/ZUGFeRD, UBL, CII, XRechnung aka X-Rechnung) from LibreOffice Calc/Excel data or JSON.
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Updated
Sep 15, 2026 - TypeScript
🇪🇺 💶 Generate e-invoices (E-Rechnung in German) conforming to EN16931 (Factur-X/ZUGFeRD, UBL, CII, XRechnung aka X-Rechnung) from LibreOffice Calc/Excel data or JSON.
Validation artefacts for the European eInvoicing standard EN 16931
XSL transformators for web and pdf rendering of German CIUS XRechnung or EN16931-1:2017 [MIRROR OF GitLab]
eInvoice Validation rules for the phive engine - for many different countries and jurisdictions
XRechnung/ZUGFeRD/Peppol BIS Billing Implementation for Delphi and FreePascal
E-Inovice Validator for Germany (E-Rechnung Validator)
A library for PHP to generate and read EN16931 conform structured XML data with the syntaxes of UBL and CII.
Maritime Regulatory Compliance Calculator Library
Unofficial open source python implementation of the Carbon Intensity Indicator (CII) by the International Maritime Organization (IMO), as outlined in Resolution MEPC.354(78)
Unofficial open source implementation of the Carbon Intensity Indicator (CII) by the International Maritime Organization (IMO), as outlined in Resolution MEPC.354(78)
PHP object-oriented representation of CII (Cross Industry Invoice)
Converter for EN 16931 invoices from UBL 2.1 to CII D16B
The Saxon XSLT Processor is using the accurate decimal-based floating-point arithmetic and half-up rounding for VAT rounding according to EU law. According to Europen Norm EN16931:2024
Codelistenauflösung für die Visualisierung von XRechnung || Engl.: Resolving codelists for XRechnung-Visualization
Regexes for address, cii, emails, phone numbers, and SSN. They are in the format for loading into NUIX.
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