Licenses
Licenses
xrechnio uses the following third-party components. Many thanks to everyone who builds and maintains them.
| Component | Used for | License |
|---|---|---|
| KoSIT Validator-Konfiguration XRechnung (2026-08-31), XRechnung-Schematron 2.6.0 | XRechnung validation rules | Apache License 2.0 |
| CEN EN 16931 Validation Artefacts 1.3.16 | EN 16931 validation rules | European Union Public Licence (EUPL) 1.2 |
| OASIS UBL 2.1 XML Schemas | XML schema (UBL) | OASIS IPR Policy |
| UN/CEFACT Cross Industry Invoice D16B XML Schemas | XML schema (CII) | UN/CEFACT |
| KoSIT XRechnung Testsuite & Visualization | Test cases and field labels | Apache License 2.0 |
| SaxonJS 2.7 (Saxonica Ltd.) | XSLT processor for Schematron validation | SaxonJS Public License 1.0 |
| libxml2 / xmllint-wasm | XML schema validation | MIT |
| PDF.js (Mozilla) | Reading ZUGFeRD PDFs | Apache License 2.0 |
| react-pdf | PDF generation | MIT |
| Next.js, React, next-intl, Tailwind CSS, Radix UI, Lucide, decimal.js, @xmldom/xmldom, qrcode, fflate, zod | Application and user interface | MIT / ISC |
| Plus Jakarta Sans, Source Sans 3, IBM Plex Mono, Inter | Fonts | SIL Open Font License 1.1 |
SaxonJS license notice
Copyright: The copyright in the Software belongs to Saxonica Ltd, except for third-party components listed in the documentation that are distributed under license. DISCLAIMER. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS." ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.