Projects from Austria

Open source access negotiation system for European biobank research infrastructures.

Converter for EN 16931 electronic invoices from CII to UBL format.

Public holidays library and REST API for .NET covering 100 countries including all EU member states.

Java library with shared Peppol components including identifier handling and SMP/SML clients.

Java library for creating and validating Peppol Reporting messages.

Java Schematron validation library used extensively in EU e-invoicing and document validation.

Java library for reading and writing UBL 2.0 through 2.4 documents used in EU e-invoicing.

AS4 client and server with built-in support for Peppol and CEF eDelivery.

Generic business document validation engine for EU e-invoicing standards.

Official Peppol Directory software.

Proxmox VE is an open-source server virtualization platform combining KVM hypervisor and LXC containers with a unified web-based management interface. Built by Proxmox Server Solutions GmbH in Vienna, it enables management of VMs, containers, storage, and networking across bare-metal clusters without vendor lock-in.

Xinity Runtime is a self-hosted, open-source AI platform for on-premise LLM inference. It exposes an OpenAI-compatible API with multi-model orchestration and a management dashboard, letting regulated organizations run generative AI on their own hardware with zero data egress.