Eucalyptus stands for “Elastic Utility Computing Design for Connecting Your Programs to Valuable Systems” and gives an open source computer program foundation to actualize clusters in cloud computing stage. It is utilized to construct private, open and cross breed clouds. It can moreover create your claim datacenter into a private cloud and permit you to amplify the usefulness to numerous other organizations. Eucalyptus gives APIs to be utilized with the net administrations to manage up with the request of assets utilized within the private clouds.