A source-available invoice, quote, project and time-tracking app built with Laravel

A free API for generating invoice PDFs and e-Invoices.

phase4 - AS4 client and server for integration into existing systems. Specific support for Peppol and CEF eDelivery built-in.

Java library for reading and writing UBL 2.0, 2.1, 2.2, 2.3 and 2.4 documents

A generic Java AS2 library, servlet and server

ebInterface development repository for XSD and XSLT artifacts

A JavaScript library for creating and parsing electronic invoices compliant with the eInvoicing Directive, EN 16931, and popular extensions

Usefull classes for PEPPOL programming in NET Core.

[WIP] A Node.js library for creating ZUGFeRD/Factur-X compliant documents. Generating XML and embedding it into PDF/A files, enabling seamless e-invoicing and digital document compliance.

SP01 Middleware (eSeal Solution) is the simplest way to connect your business to Egyptian Tax Authority (ETA)

A Library containing all UBL types for C#NET Core. See PEPPOL

🇪🇨 SRI SOAP client (https://www.sri.gob.ec/)

Oxalis-NG (Oxalis - Next Generation) - Open-Source implementation of OpenPeppol AS4 profile

A Typescript interface for interacting with Flick APIs - https://docs.flick.network

All Common C# NETCore Code used in EInvoicing Libraries

Ejemplos de llamadas a la API RESTful de Verónica

A source-available invoice, quote, project and time-tracking app built with Laravel

Flick's API SDK for Python - https://docs.flick.network