Konik

A library to create, read and validate ZUGFeRD compliant invoices. Available for Java and .NET

Description

A easy to use open source implementation of the ZUGFeRD data model including various enhancements for verification validation extracting and adding invoice data to and from PDFs

Code Quality Rank: L4

Programming language: Java

License: GNU General Public License v3.0 or later

Tags: PDF     Invoice     E-invoice    

Latest version: v1.3.2

README

Konik ZUGFeRD Library

Is an easy to use open source implementation of the ZUGFeRD data model including various enhancements.

Features

• Easy and understandable API to create and read ZUGFeRD compliant invoices.
• Extensive documentation with examples. See konik.io/docs
• XML schema and semantic invoice validation.
• Validation of invoices against ZUGFeRD profiles.
• Validation of invoices against specific country invoice regulations.
• Attaching or extracting XMLs from PDFs.
• Multiple PDF Carriages from different vendors (Currently iText and PDFBox). Choose your favorite or use any other of your choice.

Modules

Quick overview of the different modules.

• konik Contains the ZUGFeRD data model.
• harness API connecting the Konik library to a PDF-Carriage.
• itext-carriage The PDF provider iText which can be used together with the Konik library.
• pdfbox-carriage The PDF provider which can be used together with the Konik library.
• distribution Zip distribution package. For those who are not using maven.
• project content related to the project like Scripts, Formatting rules, dictionary. (Not a Maven module).

Documentation

http://konik.io/docs

License

All code is licensed under the [AGPL](LICENCE.md), v3 or later.