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# Apache CloudStack vs OpenNebula Comparison - What are their main differences?

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Reviews

**Apache CloudStack** [

4.4/5(27)

](https://www.g2.com/products/apache-cloudstack/reviews#reviews)

**OpenNebula** [

4.4/5(10)

](https://www.g2.com/products/opennebula/reviews#reviews)

Pricing

**Apache CloudStack**
No pricing available

**OpenNebula**
Free Trial

No pricing available

**Pricing Insights**
from reviews

Time to Implement

**Apache CloudStack**
3 months

Based on 7 responses

**OpenNebula**
Not enough reviews yet

Return on Investment

**Apache CloudStack**
Not enough reviews yet

**OpenNebula**
Not enough reviews yet

Perceived Cost

**Apache CloudStack**
$$$$$

**OpenNebula**
Not enough reviews yet

Average Discount

**Apache CloudStack**
Not enough reviews yet

**OpenNebula**
Not enough reviews yet

Pros & Cons

**Apache CloudStack**
Not enough data

**OpenNebula**
Not enough data

Screenshots

**Apache CloudStack**
 ![Apache CloudStack screenshot](https://images.g2crowd.com/cdn-cgi/image/width=600,height=600,fit=scale-down,format=auto,onerror=redirect,/https://images.g2crowd.com/uploads/attachment/file/41704/uploads_2Fec665f54-8734-46b4-98f8-53116bc51595_2FApache_CloudStack_.png)

**OpenNebula**
 ![OpenNebula screenshot](https://images.g2crowd.com/cdn-cgi/image/width=600,height=600,fit=scale-down,format=auto,onerror=redirect,/https://images.g2crowd.com/uploads/attachment/file/37792/OpenNebula_Screenshot-1.png)

Ratings

Meets Requirements

**Apache CloudStack**

8.1

8.125

**OpenNebula**

8.3

8.37

Ease of Use

**Apache CloudStack**

8.4

8.425

**OpenNebula**

9.0

9.07

Ease of Setup

**Apache CloudStack**

8.1

8.121

**OpenNebula**
Not enough data

Ease of Admin

**Apache CloudStack**

8.1

8.122

**OpenNebula**
Not enough data

Quality of Support

**Apache CloudStack**

7.2

7.223

**OpenNebula**

6.9

6.96

Has the product been a good partner in doing business?

**Apache CloudStack**

8.6

8.617

**OpenNebula**
Not enough data

Product Direction (% positive)

**Apache CloudStack**

7.2

7.225

**OpenNebula**

10.0

10.07

Features

Show 2 feature categories with incomplete data

Cloud Management Platforms[Hide 49 FeaturesShow 49 Features](javascript:void(0);)

Not enough data

Not enough data

Functionality

Cloud Consolidation

Not enough data

Not enough data

Cloud Orchestration

Not enough data

Not enough data

Cloud Optimization

Not enough data

Not enough data

Management

Cloud Cost Analytics

Not enough data

Not enough data

Cloud Security

Not enough data

Not enough data

Security Management

Not enough data

Not enough data

Cloud Backup and Recovery

Not enough data

Not enough data

Capacity Analytics

Not enough data

Not enough data

Compliance Management

Not enough data

Not enough data

Configuration Management

Not enough data

Not enough data

User Management

Not enough data

Not enough data

Workflow Management

Not enough data

Not enough data

Application Management

Not enough data

Not enough data

Cost Management

Not enough data

Not enough data

Data Storage Management

Not enough data

Not enough data

Change Management

Not enough data

Not enough data

Disaster Recovery

Not enough data

Not enough data

Multi-Cloud Management

Not enough data

Not enough data

Service Level Agreement (SLA) Management

Not enough data

Not enough data

Audit Management

Not enough data

Not enough data

Patch Management

Not enough data

Not enough data

Inventory Management

Not enough data

Not enough data

Agentic AI - Cloud Management Platforms

Autonomous Task Execution

Not enough data

Not enough data

Cross-system Integration

Not enough data

Not enough data

Decision Making

Not enough data

Not enough data

Data Integration

Not enough data

Not enough data

Third-Party Integrations

Not enough data

Not enough data

Additional Functionality

Performance Analysis

Not enough data

Not enough data

Service Catalog

Not enough data

Not enough data

Activity Tracking

Not enough data

Not enough data

Anomaly Detection

Not enough data

Not enough data

Real-Time Monitoring

Not enough data

Not enough data

Data Visualization

Not enough data

Not enough data

Alerts/Notifications

Not enough data

Not enough data

Multitenancy

Not enough data

Not enough data

Generative AI

Not enough data

Not enough data

Self Service Portal

Not enough data

Not enough data

Network Monitoring

Not enough data

Not enough data

API

Not enough data

Not enough data

Reporting & Statistics

Not enough data

Not enough data

Data Import/Export

Not enough data

Not enough data

AI Copilot

Not enough data

Not enough data

Search/Filter

Not enough data

Not enough data

Access Controls/Permissions

Not enough data

Not enough data

Database Support

Not enough data

Not enough data

Cloud Encryption

Not enough data

Not enough data

Data Migration

Not enough data

Not enough data

Event Logs

Not enough data

Not enough data

Monitoring

Not enough data

Not enough data

Infrastructure as a Service (IaaS)[Hide 64 FeaturesShow 64 Features](javascript:void(0);)

Not enough data

Not enough data

Infrastructure Provision

Public Cloud

Not enough data

Not enough data

Private Cloud

Not enough data

Not enough data

Hybrid Cloud

Not enough data

Not enough data

Bare Metal

Not enough data

Not enough data

High-Performance Computing (HPC)

Not enough data

Not enough data

Virtual Machines (VMs)

Not enough data

Not enough data

Edge Computing

Not enough data

Not enough data

Virtual Networks

Not enough data

Not enough data

Cloud Computing

Not enough data

Not enough data

Management

Pay by Usage

Not enough data

Not enough data

Usage Tracking

Not enough data

Not enough data

Performance Tracking

Not enough data

Not enough data

Activity Tracking

Not enough data

Not enough data

Functionality

Resource Auto-Scaling

Not enough data

Not enough data

Additional Functionality

Version Control

Not enough data

Not enough data

Database Support

Not enough data

Not enough data

Real-Time Monitoring

Not enough data

Not enough data

Monitoring

Not enough data

Not enough data

Activity Dashboard

Not enough data

Not enough data

SSL Security

Not enough data

Not enough data

Configurable Workflow

Not enough data

Not enough data

Performance Metrics

Not enough data

Not enough data

Performance Management

Not enough data

Not enough data

Server Monitoring

Not enough data

Not enough data

Data Security

Not enough data

Not enough data

Reporting/Analytics

Not enough data

Not enough data

API

Not enough data

Not enough data

Compliance Management

Not enough data

Not enough data

Access Controls/Permissions

Not enough data

Not enough data

Authentication

Not enough data

Not enough data

Real-Time Analytics

Not enough data

Not enough data

Audit Management

Not enough data

Not enough data

Single Sign On

Not enough data

Not enough data

Generative AI

Not enough data

Not enough data

Third-Party Integrations

Not enough data

Not enough data

Alerts/Escalation

Not enough data

Not enough data

Data Storage Management

Not enough data

Not enough data

AI Copilot

Not enough data

Not enough data

Resource Management

Not enough data

Not enough data

Activity Management

Not enough data

Not enough data

Scheduling

Not enough data

Not enough data

Load Balancing

Not enough data

Not enough data

Backup and Recovery

Not enough data

Not enough data

User Management

Not enough data

Not enough data

Role-Based Permissions

Not enough data

Not enough data

Secure Login

Not enough data

Not enough data

Reporting & Statistics

Not enough data

Not enough data

Network Monitoring

Not enough data

Not enough data

Service Level Agreement (SLA) Management

Not enough data

Not enough data

Task Scheduling

Not enough data

Not enough data

Application Management

Not enough data

Not enough data

Resource Allocation & Planning

Not enough data

Not enough data

Real-Time Notifications

Not enough data

Not enough data

Data Migration

Not enough data

Not enough data

Configuration Management

Not enough data

Not enough data

Log Access

Not enough data

Not enough data

Data Visualization

Not enough data

Not enough data

Real-Time Data

Not enough data

Not enough data

Audit Trail

Not enough data

Not enough data

Secure Data Storage

Not enough data

Not enough data

Data Capture and Transfer

Not enough data

Not enough data

Workflow Management

Not enough data

Not enough data

Performance Monitoring

Not enough data

Not enough data

Search/Filter

Not enough data

Not enough data

User Insights

Reviewers' Company Size

[![Apache CloudStack](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_2dcff27693fcb91849f632f81448fc0d/apache-cloudstack.png "Apache CloudStack")](https://www.g2.com/products/apache-cloudstack/reviews)

Apache CloudStack

Small-Business(50 or fewer emp.)

32.0%

Mid-Market(51-1000 emp.)

28.0%

Enterprise(\> 1000 emp.)

40.0%

[![OpenNebula](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_18fb8e7272c4b73ded21167daabe0168/opennebula.png "OpenNebula")](https://www.g2.com/products/opennebula/reviews)

OpenNebula

Small-Business(50 or fewer emp.)

10.0%

Mid-Market(51-1000 emp.)

70.0%

Enterprise(\> 1000 emp.)

20.0%

Small-Business

(50 or fewer emp.)

32.0%

10.0%

Mid-Market

(51-1000 emp.)

28.0%

70.0%

Enterprise

(\> 1000 emp.)

40.0%

20.0%

Reviewers' Industry

[![Apache CloudStack](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_2dcff27693fcb91849f632f81448fc0d/apache-cloudstack.png "Apache CloudStack")](https://www.g2.com/products/apache-cloudstack/reviews)
Apache CloudStack

Information Technology and Services

28.0%

Higher Education

16.0%

Computer Software

16.0%

Broadcast Media

8.0%

Telecommunications

4.0%

Other

28.0%

[![OpenNebula](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_18fb8e7272c4b73ded21167daabe0168/opennebula.png "OpenNebula")](https://www.g2.com/products/opennebula/reviews)
OpenNebula

Computer Software

30.0%

Information Technology and Services

20.0%

Telecommunications

10.0%

Religious Institutions

10.0%

Internet

10.0%

Other

20.0%

FAQs

## CloudStack vs OpenNebula FAQs

Generated using AI

Last updated: August 14, 2026

### What is the difference between OpenNebula vs CloudStack?

OpenNebula and CloudStack are both highly rated IaaS platforms, but OpenNebula stands out for its higher Ease of Use score, while CloudStack is noted for its robust feature set and broader review base.

| [OpenNebula](https://www.g2.com/products/opennebula/reviews) | [CloudStack](https://www.g2.com/products/apache-cloudstack/reviews) |
| --- | --- |
| 4.4/5 (10 reviews) | 4.4/5 (27 reviews) |
| — | — |
| — | 8.1 |
| 6.9 | 7.2 |
| Simplicity and fast VM provisioning | User-friendly GUI and robust orchestration features |

### How do the pricing models of OpenNebula and CloudStack compare?

OpenNebula and CloudStack are rated at parity for value, with no significant difference in reviewer satisfaction on price or cost.

- **OpenNebula:** In recent reviews, several users highlight cost savings from hardware consolidation and efficient VM provisioning.
- **CloudStack:** Reviewers describe CloudStack as a low-cost, open-source solution that enables quick scalability and resource optimization.

### What are the best alternatives to OpenNebula and CloudStack?

OpenStack, DigitalOcean, and CloudStack are the top alternatives to OpenNebula.

| Product | G2 Rating (reviews) | Pricing Insight | Top Reviewer-Cited Strength |
| --- | --- | --- | --- |
| [OpenNebula](https://www.g2.com/products/opennebula/reviews) | 4.4/5 (10) | Cost savings from hardware consolidation | Simplicity and fast VM provisioning |
| [CloudStack](https://www.g2.com/products/apache-cloudstack/reviews) | 4.4/5 (27) | Low-cost, open-source, scalable | User-friendly GUI and robust orchestration features |
| [OpenStack](https://www.g2.com/products/openstack/reviews) | 4.2/5 (53) | — | Enterprise-grade extensibility and customization |
| [DigitalOcean](https://www.g2.com/products/digitalocean/reviews) | 4.6/5 (756) | — | Ease of use and developer-friendly experience |

### Which Infrastructure as a Service (IaaS) features should I prioritize when comparing OpenNebula and CloudStack?

Buyers comparing OpenNebula and CloudStack should prioritize Ease of Use, Quality of Support, VM provisioning speed, orchestration features, and cost efficiency.

- **Ease of Use:** OpenNebula scores 9.0, CloudStack 8.4.
- **Quality of Support:** OpenNebula scores 6.9, CloudStack 7.2.
- **VM Provisioning Speed:** OpenNebula reviewers highlight sub-5-minute cluster builds and rapid VM deployment.
- **Orchestration Features:** CloudStack reviewers cite robust orchestration, turnkey solutions, and a user-friendly GUI.
- **Cost Efficiency:** Both products are praised for enabling hardware consolidation and reducing operational costs.

### What are the pros and cons of OpenNebula vs CloudStack?

OpenNebula's headline strength is its simplicity and rapid VM provisioning, while CloudStack is recognized for its robust orchestration and user-friendly interface.

- **OpenNebula strengths:** Simplicity in setup and management, fast VM and Kubernetes cluster provisioning, cost savings from hardware consolidation, and a clear, modern web console.
- **OpenNebula trade-offs:** Documentation and knowledge base require improvement, security mechanisms are basic, and scalability is limited for very large deployments.
- **CloudStack strengths:** User-friendly GUI, robust orchestration features, broad hypervisor support, and strong community engagement.
- **CloudStack trade-offs:** Lacks built-in billing system, some rigidity in deployment, and integration with third-party tools is less extensive.

### Is OpenNebula or CloudStack better for small businesses?

DigitalOcean is the top-rated IaaS platform for small businesses, but among OpenNebula and CloudStack, both are suitable for small-business use cases.

- **OpenNebula:** Reviewers highlight its simplicity and rapid deployment as beneficial for small teams managing VM environments.
- **CloudStack:** Reviewers note its ease of setup and administration, making it accessible for small-business IT teams.

### Which Infrastructure as a Service (IaaS) platform has better integrations?

OpenNebula and CloudStack are rated at parity for integrations, with no recent reviewer-cited third-party integration themes for either product.

- **OpenNebula:** No recent reviewer-cited integrations.
- **CloudStack:** No recent reviewer-cited integrations.

### How do OpenNebula and CloudStack compare on customer support?

CloudStack and OpenNebula are rated at near-parity for Quality of Support, with CloudStack at 7.2 and OpenNebula at 6.9.

- **OpenNebula:** Reviewers describe support as generally helpful, though some note a need for improved documentation and knowledge base resources.
- **CloudStack:** Reviewers highlight a strong community and frequent updates, with some noting the absence of official support channels and reliance on community troubleshooting.

### Which is easier to implement, OpenNebula or CloudStack?

CloudStack and OpenNebula are rated at near-parity for Ease of Setup, with CloudStack at 8.1 and OpenNebula lacking a published score but receiving positive qualitative feedback.

- **OpenNebula:** Reviewers consistently cite simplicity in installation and rapid deployment, with several noting that new users can get started quickly without formal training.
- **CloudStack:** Reviewers describe setup as straightforward, with a clear installation process and a user-friendly interface, though some mention a learning curve for advanced features.

Alternatives

**Apache CloudStack Alternatives**

 ![OpenStack](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_19e8cd430b2746ccfa11314df4186e06/openstack.jpg "OpenStack")

[
OpenStack
](/products/openstack/reviews)

 ![DigitalOcean](https://images.g2crowd.com/uploads/product/hd_favicon/6028813119dc32d698afd6e25ff33d5b/digitalocean.svg "DigitalOcean")

[
DigitalOcean
](/products/digitalocean/reviews)

 ![Google Compute Engine](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_aeae116c52945fdecd7ed16d621cb315/google-compute-engine.png "Google Compute Engine")

[
Google Compute Engine
](/products/google-compute-engine/reviews)

 ![VMware vSphere](https://images.g2crowd.com/uploads/product/hd_favicon/62d35cb2345645716e2f1cf7c8fc97fb/vmware-vsphere.svg "VMware vSphere")

[
VMware vSphere
](/products/vmware-vsphere/reviews)

**OpenNebula Alternatives**

 ![OpenStack](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_19e8cd430b2746ccfa11314df4186e06/openstack.jpg "OpenStack")

[
OpenStack
](/products/openstack/reviews)

 ![DigitalOcean](https://images.g2crowd.com/uploads/product/hd_favicon/6028813119dc32d698afd6e25ff33d5b/digitalocean.svg "DigitalOcean")

[
DigitalOcean
](/products/digitalocean/reviews)

 ![Azure Virtual Machines](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_f176b4154a751d10150daa67a57b7dc5/azure-virtual-machines.jpg "Azure Virtual Machines")

[
Azure Virtual Machines
](/products/azure-virtual-machines/reviews)

 ![VMware Cloud Foundation (VCF)](https://images.g2crowd.com/uploads/product/hd_favicon/69fdc58a6d585f2641bfcfb9c516d559/vmware-cloud-foundation.svg "VMware Cloud Foundation (VCF)")

[
VMware Cloud Foundation (VCF)
](/products/vmware-cloud-foundation-vcf/reviews)

## Apache CloudStack vs OpenNebula

- Reviewers felt that OpenNebula meets the needs of their business better than Apache CloudStack.
- When comparing quality of ongoing product support, reviewers felt that Apache CloudStack is the preferred option.
- For feature updates and roadmaps, our reviewers preferred the direction of OpenNebula over Apache CloudStack.