OpenNebula
OpenNebula Systems provides an open-source enterprise cloud and edge computing platform targeting VMware replacements, sovereign clouds, telco edge, and NVIDIA-powered AI Factories, monetized through enterprise subscriptions, professional services, and training across a 1,000+ enterprise customer base.
- Company typePrivate
- Founded2010
- HeadquartersPozuelo De Alarcón, Spain
- Headcount51–100
- GTM typeB2B
- OfferingSoftware
What OpenNebula does
OpenNebula Systems, founded in 2010 and headquartered in Spain (Madrid/Pozuelo de Alarcón) with additional offices in Brussels, Boston, and Brno, develops and commercializes the OpenNebula open-source cloud and edge computing platform. The platform delivers KVM-based virtualization, Kubernetes orchestration, GPU management, multi-tenant Virtual Data Centers, and AI Factory capabilities, and serves enterprises seeking alternatives to VMware, sovereign cloud providers, telco edge operators, HPC/research centers, and neocloud/AI Factories. Technical differentiators include NVIDIA-validated integrations (Spectrum-X Ethernet, Fabric Manager, BlueField DPU management, GB200 NVL4 GPU support), confidential computing with hardware-rooted trust, a next-generation gRPC-based low-latency API, OneSwap VMware migration tooling (90% automatic conversion rate), and OneForm automated cluster deployment introduced in OpenNebula 7.2.
The business model combines open-source community distribution with monetized enterprise subscriptions (annual, quote-based, bundled with built-in Ubuntu Pro/RHEL/SUSE subscriptions and premium support), professional services for VMware migration (typical engagements €25k-€50k for a 250-VM environment), and OpenNebula Academy training/certification. Go-to-market is enterprise field sales augmented by a multi-tier partner network (Technology Partners, Business Partners, Platform Extensions, Infrastructure Providers, Solution Resellers), direct sales motion through Request a Demo CTAs, and event-driven demand generation (OneNext, Red Hat Summit, ISC High Performance, 5G Forum). Strategic distribution partners include NVIDIA (DSX ecosystem), OVHcloud (sovereign cloud), SUSE, Canonical, Red Hat, and nine system manufacturers (Dell, HPE, Lenovo, Supermicro, Foxconn, GIGABYTE, Pegatron, Quanta, Wistron, Wiwynn).
The customer base spans 1,000+ enterprises running 2,500 connected clouds globally across verticals including aerospace (Airbus), cybersecurity (BlackBerry), software (Qt Group), financial services (Beeks Group), domain services (Namecheap), photography (Cewe), IT services (Dustin), gaming (Every Matrix), telco (MX/MobileXation), and education/research (AI Sweden, UC Louvain). OpenNebula is privately held and has not disclosed external institutional funding in the public record, relying instead on European Commission support for R&D since 2019 and growth funded through enterprise subscriptions and services.
OpenNebula firmographics
Firmographics- Name
- OpenNebula
- Legal name
- OpenNebula Systems
- Website
- https://opennebula.io
- Company type
- Private
- Founded year
- 2010
- Operating status
- Operating
- Headcount range
- 51–100 employees
- Short description
- OpenNebula Systems provides an open-source enterprise cloud and edge computing platform targeting VMware replacements, sovereign clouds, telco edge, and NVIDIA-powered AI Factories, monetized through enterprise subscriptions, professional services, and training across a 1,000+ enterprise customer base.
- Ownership category
- akta.pro rank
OpenNebula industry classification
Industry- Product category
- Cloud Infrastructure Management
- NAICS
- Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services (5182), Software Publishers (5132)
- SIC
- Services-Prepackaged Software (7372), Services-Computer Integrated Systems Design (7373)
- akta.pro primary industry
- General-Purpose Compute (VMs & Bare Metal IaaS) (HDABAAAA)
- akta.pro secondary industries
- Hyperscale & OCP Server Designs (HDABADAB), Cloud-Native Application Development (Containers/Kubernetes/Serverless) (BPAEAFAE)
Keywords
Where OpenNebula is headquartered
LocationHeadquarters
- HQ city
- Pozuelo De Alarcón
- HQ country
- Spain
- HQ region
- Europe
Offices4 records
Markets served
OpenNebula business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Marketing or Sales, Operations, Infrastructure
Revenue model
- Enterprise Subscriptions: Subscription-based licensing model providing enterprise support, professional services, and access to enterprise portal. Includes built-in Ubuntu Pro, RHEL, or SUSE subscriptions for consistent enterprise-grade security and compliance.
- Professional Services: VMware Migration Support Service, consulting, deployment, and training services. For 250-VM environments with 8-15 migration profiles, professional services range approximately €25,000 to €50,000.
- Enterprise Services: OpenNebula Academy training and certification courses, premium support services beyond community offerings
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Subscription | Annual | Enterprise Cloud - Replace VMware |
| Subscription | Annual | AI Factories and Neoclouds - NVIDIA Accelerated Computing |
| Subscription | Monthly | OpenNebula Academy Training |
Go-to-market motion3 records
Distribution channels6 records
Marketing channels11 records
OpenNebula product offering
Product offeringCore offering
OpenNebula provides an open-source cloud and edge computing platform for enterprise virtualization, Kubernetes orchestration, GPU-accelerated AI Factory management, and sovereign cloud infrastructure. The platform enables organizations to replace VMware, build private and hybrid clouds, and operate multi-tenant cloud environments spanning edge, data center, and AI Factory deployments. Revenue is generated primarily through enterprise subscriptions that bundle support, optional built-in operating system licenses, and professional services.
Product overview
OpenNebula Systems offers the OpenNebula cloud and edge computing platform as its core product, complemented by specialized modules and services. The platform includes OpenNebula (the main cloud management platform), OpenNebula 7.2 (the latest version with gRPC API, NVIDIA integration, and confidential computing), OneAI (AI platform for inference and training with vLLM and Hugging Face), OneKS (Elastic Kubernetes Service for production-ready clusters), OneLLM (elastic inferencing), OneKE (Kubernetes Engine virtual appliance), OneSwap (VMware migration tooling), Sunstone (web GUI), OpenNebula Marketplace (app catalog), and Provider Catalog. The platform supports enterprise deployments through OpenNebula Academy (training) and Enterprise Subscriptions (support services). The architecture is modular, allowing organizations to deploy core virtualization and cloud capabilities with optional add-ons for AI workloads, Kubernetes management, and migration tools.
Differentiator
Problem solved
Functional benefit
Brands
- OneKE (OpenNebula Kubernetes Engine): Enterprise-grade CNCF-certified Kubernetes distribution that simplifies the provisioning, operations, and lifecycle management of Kubernetes clusters.
- OneAI
- OneForm
- OneSwap
- OneKS
Products and services
- OpenNebula Cloud Platform Enterprise cloud and virtualization management platform for building private, hybrid, and sovereign clouds. Supports KVM virtualization, Kubernetes orchestration, GPU management, multi-tenancy, and cloud-native operations from edge to AI factories.
- OneAI Platform Platform for operating high-performance inference and training workloads across cloud and edge environments, integrating vLLM, PyTorch, Unsloth, NVIDIA Dynamo, and Hugging Face for LLM deployment and fine-tuning.
- OneKS (OpenNebula Kubernetes Service) Enterprise-only Elastic Kubernetes Service that simplifies deployment and management of production-ready Kubernetes clusters, bringing integrated and scalable cloud-native workload support within OpenNebula environments.
- OneSwap Migration Tooling VMware-to-OpenNebula migration tooling supporting hybrid transfer, VDDK-based transfer, ESXi direct SSH transfer, and vCenter API transfer methods, with delta migration for reduced downtime.
- OneKE (OpenNebula Kubernetes Engine) Enterprise-grade CNCF-certified Kubernetes distribution available as a virtual appliance through the OpenNebula Public Marketplace, simplifying provisioning and lifecycle management of Kubernetes clusters.
- OpenNebula Academy Certified training and hands-on sessions for deepening OpenNebula expertise, including official practitioner training and certification programs.
- Enterprise Subscriptions Subscription tiers offering enterprise support, premium services, and direct access to the OpenNebula engineering team, including built-in Ubuntu Pro, RHEL, or SUSE subscriptions for consistent enterprise-grade security and compliance.
Quantifiable outcome
- Up to 200% increase in virtual machine efficiency compared to VMware
- +5 more outcomes
Companies that use OpenNebula
Customer profileNamed customers12 records
Segments6 records
Ideal customer profiles4 records
OpenNebula technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration7 records
AI capability6 records
Feature11 records
OpenNebula partnerships and signals
Strategic signalPartnerships
Nine partnerships are on record, tiered core, minor and flagship.
- NVIDIAcoreDeep integration collaboration for AI Factories at scale, combining OpenNebula's cloud management platform with NVIDIA's accelerated computing, networking, and bare-metal lifecycle management. Includes validation of OpenNebula with NVIDIA Spectrum-X Ethernet networking, Fabric Manager integration, BlueField DPU management, and GB200 NVL4 GPU support. OpenNebula is featured in NVIDIA DSX AI Factory Software ecosystem during Jensen Huang's keynote.
- LambdaminorCloud partner within NVIDIA DSX ecosystem deploying AI Factory infrastructure using OpenNebula platform.
- CoreWeaveminorCloud partner within NVIDIA DSX ecosystem deploying AI Factory infrastructure using OpenNebula platform.
- NebiusminorCloud partner within NVIDIA DSX ecosystem deploying AI Factory infrastructure using OpenNebula platform.
- VultrminorCloud partner within NVIDIA DSX ecosystem deploying AI Factory infrastructure using OpenNebula platform.
- OVHcloudflagshipStrategic partnership to deliver sovereign cloud solutions for European organizations, combining open-source infrastructure management with OVHcloud's European data center network. Enables hybrid cloud operations where organizations can deploy workloads across private infrastructure while leveraging OVHcloud's public cloud resources, all within European jurisdiction. Part of Hosted OpenNebula Cloud - Ready Certification Program.
- CanonicalcorePartnership to deliver Ubuntu Pro as a built-in secure operating system for hypervisor nodes in OpenNebula's platform, enhancing security, compliance, and ease of deployment for enterprise clouds and AI infrastructure starting from OpenNebula 7.0.
- SUSEcoreJoint solution for sovereign cloud environments combining OpenNebula's cloud management with SUSE Linux Enterprise (SLES), SUSE Rancher, and RKE2. Provides end-to-end solution spanning operating system, virtualization, and Kubernetes management for secure, stable, long-term alternative to VMware and Nutanix without vendor lock-in.
- Red HatcoreEmbedded partnership with Red Hat Enterprise Linux (RHEL), providing tight integration with a trusted open source stack. Red Hat is a key technology partner displayed in OpenNebula's partner logos section. OpenNebula is also positioned as an alternative to VMware for Red Hat customers.
Scale indicators9 records
Recent moves6 records
Expansion highlights6 records
OpenNebula competitors and assessment
Company assessmentDirect peers
- VMware by Broadcom: VMware (now under Broadcom) is the dominant enterprise virtualization and private-cloud platform that OpenNebula explicitly positions against as a "VMware alternative." Both deliver VM, HA, DRS-style scheduling, multi-site federation, and enterprise storage integrations; OpenNebula's growth thesis depends on displacing VMware in EU-centric and AI Factory workloads.
- Nutanix: Nutanix is a hyperconverged infrastructure platform providing enterprise virtualization, storage, and Kubernetes management. OpenNebula explicitly markets itself as an "open-source alternative to Nutanix" and competes for VMware-displacement budgets in mid-market and large enterprise accounts.
- Apache CloudStack: Apache CloudStack is a long-standing open-source IaaS platform used by many service providers to build public and private clouds. It competes with OpenNebula in cloud-provider buildouts and large-scale VM orchestration, particularly for telco and hosting providers.
- Red Hat OpenStack Services / RHOS: Red Hat's distribution of OpenStack is the most directly comparable open-source private cloud platform, offering IaaS, virtualization, and Kubernetes-adjacent services to enterprises. OpenNebula competes head-to-head in the same sovereign-cloud and telco/edge RFPs, often against Red Hat's much larger commercial organization.
Emerging players
- Proxmox VE: Proxmox VE is an open-source virtualization and container platform built on KVM and LXC, increasingly used as a free VMware alternative. It overlaps with OpenNebula on KVM-based enterprise virtualization but lacks comparable NVIDIA AI Factory and sovereign-cloud ecosystem depth.
- ZStack: ZStack is a private/hybrid cloud platform with strong traction in Asia-Pacific and emerging markets. It competes with OpenNebula in enterprise IaaS deployments but does not currently match OpenNebula's NVIDIA AI Factory or European sovereign-cloud positioning.
- SUSE Virtualization (Harvester): SUSE's Harvester (now SUSE Virtualization) is an open-source hyperconverged infrastructure platform built on Kubernetes. It is both a strategic partner of OpenNebula (SUSE Rancher/RKE2) and a competing option for enterprises looking for open-source alternatives to VMware.
- Canonical LXD / MicroCloud: Canonical's LXD and MicroCloud are open-source, lightweight virtualization and cluster platforms positioned for edge and small-to-mid cloud deployments. As a Ubuntu Pro partner of OpenNebula, Canonical is simultaneously a collaborator and a competing open-source option for the same workloads.
Broad incumbents
- Red Hat OpenShift Virtualization: Red Hat OpenShift Virtualization is a Kubernetes-native enterprise virtualization offering inside the broader OpenShift platform. It competes with OpenNebula for VMware-replacement and AI Factory workloads but bundles into Red Hat's much larger application platform footprint.
Others
- Hypertec / OVHcloud Cloud Platform (with OpenNebula): OVHcloud is OpenNebula's flagship sovereign-cloud partner, deploying OpenNebula as the control plane for European cloud services. It is included as a peer because OVHcloud's success selling OpenNebula-powered clouds directly drives OpenNebula's transaction economics, even though it is also a partner.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks6 records
Key highlights7 records
Customer concentration
OpenNebula social profiles
Digital presenceOpenNebula compliance and trust
Trust signalCompliance2 records
OpenNebula financial estimates
Financial estimateRevenue estimate
Valuation estimate
OpenNebula leadership team
Management profileNumber of profiles
Profiles2 records
OpenNebula funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
OpenNebula M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about OpenNebula
What does OpenNebula do?
OpenNebula provides an open-source cloud and edge computing platform for enterprise virtualization, Kubernetes orchestration, GPU-accelerated AI Factory management, and sovereign cloud infrastructure. The platform enables organizations to replace VMware, build private and hybrid clouds, and operate multi-tenant cloud environments spanning edge, data center, and AI Factory deployments. Revenue is generated primarily through enterprise subscriptions that bundle support, optional built-in operating system licenses, and professional services.
Is OpenNebula a public or private company?
OpenNebula is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was OpenNebula founded?
OpenNebula was founded in 2010. It employs 51 to 100 people.
Where is OpenNebula based?
OpenNebula is headquartered in Pozuelo De Alarcón, Spain, in the Europe region.
How does OpenNebula make money?
Three revenue lines are on record. Enterprise Subscriptions are the primary driver. The others are professional Services and enterprise Services.
Who are OpenNebula's main competitors?
Direct peers on record are VMware by Broadcom, Nutanix, Apache CloudStack and Red Hat OpenStack Services / RHOS. Emerging players are Proxmox VE, ZStack, SUSE Virtualization (Harvester) and Canonical LXD / MicroCloud. Red Hat OpenShift Virtualization is listed as a broad incumbent. Hypertec / OVHcloud Cloud Platform (with OpenNebula) is listed as an others.
Does OpenNebula have an API?
Yes. OpenNebula provides a gRPC-based next-generation API for low-latency communication, in addition to its traditional Open API structure. The API enables developers to build or automate infrastructure management, including compute, storage, networking, Kubernetes orchestration, GPU provisioning, tenant management, and lifecycle operations. The platform's Open API structure allows teams to adjust and adopt tools and services on top of the platform for operational benefits. Developer documentation is at docs.opennebula.io.
What industry is OpenNebula in?
OpenNebula's product category is Cloud Infrastructure Management. Its primary akta.pro industry code is HDABAAAA, General-Purpose Compute (VMs & Bare Metal IaaS), with a secondary code of HDABADAB, Hyperscale & OCP Server Designs. Its NAICS code is 5182 and its SIC code is 7372.