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APPLICATION DEVELOPMENT

OPEN SOURCE

Eucalyptus Review

Product Snapshot

Product Pricing

Eucalyptus is free, open source software; the project site publishes no paid tiers for Eucalyptus itself. The related commercial AppScale product uses a flat monthly billing model, but its price is not publicly disclosed.

Technology

Self-hosted, open source IaaS software installed on your own infrastructure (for example a CentOS minimal install), with a browser-based Management Console and command line tools, and interoperation with AWS EC2 and S3 public cloud services for hybrid setups.

Customer Focus

Organizations running or moving to private or hybrid clouds, including enterprises with existing virtual data centers and teams wanting AWS-compatible infrastructure on servers they control, including air-gapped environments via AppScale.

View Vendor's Product Page

About Eucalyptus

Eucalyptus is open source software for building AWS-compatible private and hybrid clouds, providing Infrastructure as a Service that lets users provision compute and storage resources on demand. It implements AWS-compatible APIs including EC2, S3, EBS, IAM, CloudFormation and CloudWatch. The project is maintained alongside AppScale Systems, which sells the related commercial AppScale AWS-compatible cloud product built on Eucalyptus.

About the Company

AppScale Systems maintains the Eucalyptus open source project and sells AppScale, an AWS API-compatible hybrid cloud software product with fully managed deployment and support services. Headquarters is not stated on the retrieved pages.

Eucalyptus Key Features

Compute

  • Run instances via EC2 API
  • Auto Scaling
  • Elastic load balancing

Storage

  • S3-compatible object storage
  • EBS-compatible block storage
  • Persistent instance state

Management

  • IAM access management
  • CloudFormation resource management
  • CloudWatch monitoring
  • Web-based Management Console
  • Self-service resource provisioning
  • Euca2ools command line tools

Networking

  • Virtual Private Cloud support
  • VM networking and security features
  • Tags and filters

Eucalyptus FAQ

Who is Eucalyptus best suited for?

It is aimed at organizations that want an AWS-compatible private or hybrid cloud on infrastructure they control, including existing virtual data centers moving to a private or hybrid cloud model. AppScale markets the same lineage toward teams wanting air-gapped AWS environments or workloads kept on private servers.

How long does it take to implement Eucalyptus?

The project's documentation says a FastStart install can have a cloud up and running in half an hour on a CentOS 7.9 minimal install; production installations are expected to follow the installation guide and will take longer, but the vendor gives no specific timeline for production deployments.

How easy is Eucalyptus to learn and use?

It is designed around AWS APIs, so users familiar with AWS tools can use the AWS CLI and familiar EC2, S3, EBS, IAM, CloudFormation and CloudWatch operations. It also provides a browser-based Management Console and Euca2ools command line tools, with a user guide covering instances, storage, networking, auto scaling and more.

Last reviewed: October 30, 2026