OpenNebula is an open source cloud management platform for building and operating private clouds, edge infrastructures, distributed cloud deployments, and AI Factories.
It provides a unified platform to manage Virtual Machines, Kubernetes Clusters, and GPU-accelerated workloads across on-premises, edge, and hybrid environments through a simple yet powerful cloud operating model.
- Unified Cloud Management – Manage virtualized, containerized, and AI workloads from a single platform.
- Flexible Access Interfaces – Web UI, CLI, REST API, Terraform provider, and automation tools.
- Federated Architecture – Operate distributed infrastructures across multiple sites and regions.
- Built-in High Availability – Increase resilience and reduce operational downtime.
- Kubernetes Integration – Deploy and scale Kubernetes Clusters with integrated lifecycle management.
- Automated Infrastructure Provisioning – Create and expand cloud environments on demand.
- Secure Multi-Tenancy – Role-based access control, quotas, isolation, and governance capabilities.
- AI Factory Platform – Support for GPU workloads, model training, LLM inference, and AI services.
- Marketplace – Ready-to-use virtual appliances and service templates.
Learn more in the official documentation or visit the OpenNebula website.
The fastest way to evaluate OpenNebula is with miniONE, which automatically deploys a complete OpenNebula environment on a single server in just a few minutes.
See the Evaluation Page for details.
For production environments, follow the installation guides and deployment recommendations available in the official documentation:
Learn more about OpenNebula on through our website, white-papers, and official documentation site:
- Visit the Main Website
- Browse the Technical White Papers
- Check the OpenNebula Screencasts
- Consult the Official Documentation
- Check the OpenNebula Evaluation Tools
- Take a look at the specific pages for VMware Replacement and AI Factories
OpenNebula is developed in close collaboration with a global community of users and contributors. We welcome you to join us and help improve OpenNebula, check the following links to learn how to contribute:
- Development: Contribute New Features or Fixes
- Localization: Help us Translate OpenNebula into your native language
- Bugs: Report Bugs and Issues on GitHub
- Security: Report a Security Vulnerability
Refer to the Troubleshooting Guide if you encounter problems with your OpenNebula cloud deployment. We recommend familiarizing yourself with the locations of the log files of the main OpenNebula components and the structure of the main OpenNebula daemon configuration file.
Copyright 2002-2026, OpenNebula Project, OpenNebula Systems
Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0.
Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
Some of the software features included in this repository have been made possible through the funding of the following innovation projects: