Danube Cloud

Spec sheet

Purpose

Danube Cloud is open-source software for deploying, managing, and automating cloud data centers on your own hardware.Read 11 Oct 2026 · danube.cloud

Product

Danube Cloud is open source software for creating cloud data centers on your own hardware.Read 4 Oct 2026 · docs.danube.cloud

API

Danube Cloud provides an API interface for cloud management.Read 4 Oct 2026 · docs.danube.cloud

Integrations

The documented API supports automation and integration with external systems such as ERPs and e-shops.Read 11 Oct 2026 · docs.danube.cloud

Security

The documentation describes isolation at the hypervisor, network, filesystem, and data-center levels.Read 11 Oct 2026 · docs.danube.cloud

Support

The documentation says implementation partners provide first- and second-level support, while Danube Cloud or authorized service centers provide third-level support through partners.Read 11 Oct 2026 · docs.danube.cloud

Backups

It provides integrated incremental virtual-machine backups and snapshots.Read 4 Oct 2026 · danube.cloud

Documentation and support

The project lists extensive documentation and support for important deployments.Read 4 Oct 2026 · danube.cloud

License and download

The Community Edition repository identifies the software as Apache License 2.0 and links to its download page.Read 11 Oct 2026 · github.com

Management

A centralized, mobile-friendly web portal manages Danube Cloud data centers.Read 4 Oct 2026 · docs.danube.cloud

Monitoring

An integrated Zabbix server monitors hardware, compute nodes, virtual machines, and containers, with alerts available by email or SMS.Read 11 Oct 2026 · docs.danube.cloud

Multi-tenancy

Virtual data centers support delegated administration and separation of resources among customers, groups, or projects.Read 11 Oct 2026 · docs.danube.cloud

Networking

It provides virtual networks, automatic IP configuration and DNS management, and network anti-spoofing protection.Read 11 Oct 2026 · docs.danube.cloud

Requirements

Danube Cloud is installed on compute-node hardware and is based on SmartOS, which the documentation calls ErigonOS in its modified form.Read 11 Oct 2026 · docs.danube.cloud

Storage

Danube Cloud integrates ZFS and stores virtual machines on compute-node local storage, with optional replication to a backup compute node.Read 4 Oct 2026 · docs.danube.cloud

Storage and recovery

Storage features include ZFS snapshots, incremental backups, replication, and VM image repositories.Read 11 Oct 2026 · docs.danube.cloud

Support availability

The documentation describes support as available 24/7 and says proactive remote support may be provided under an SLA.Read 11 Oct 2026 · docs.danube.cloud

Supported access

The management console is accessed through supported web browsers, including Firefox and Chrome or Chromium.Read 4 Oct 2026 · docs.danube.cloud

Virtualization

It supports KVM hardware virtualization and container virtualization on the same host.Read 11 Oct 2026 · docs.danube.cloud

Web management

Its centralized, mobile-friendly web portal manages data centers and shows physical and virtual resource usage.Read 11 Oct 2026 · docs.danube.cloud

Where Specifiction places it

• Virtualization Management Software#17 of 347.6
• Cloud Management Software#21 of 357.5