zugferd-generator
A lightweight Node.js module for creating ZUGFeRD-compliant invoices.
xrechnung-generator
A lightweight Node.js module for creating XRechnung-compliant invoices in the UBL (Universal Business Language) format.
@inbridge/oif-ts
TypeScript integration for the Open Invoice Format (OIF) schema. Easily create OIF-compliant PDFs and parse/validate JSON.