Eucalyptus installation packages are available for CentOS 5, CentOS 6, RHEL 5, RHEL 6, Ubuntu 10.04 LTS, and Ubuntu 12.04 LTS. The following sections show installation steps on each supported Linux distribution.

Eucalyptus Subscription allows you access to additional software modules. If you are a subscriber, you will receive an entitlement certificate and a private key that allow you to download Eucalyptus subscription modules. You will also receive a GPG public key to be used to verify the Eucalyptus software's integrity. The files will come in the form of a platform specific package.