Chef is an open-source automation platform built to address the hardest infrastructure challenges on the planet. Chef gives you the power and flexibility you need to move faster in a complex world - from rapid provisioning and deployment of servers to the automated delivery of applications and services—at any scale. How you use Chef is up to you. Here are the most common use cases
Elastic Utility Computing Architecture for Linking Your Programs To Useful Systems （Eucalyptus） 是一种开源的软件基础结构，用来通过计算集群或工作站群实现弹性的、实用的云计算。它最初是美国加利福尼亚大学 Santa Barbara 计算机科学学院的一个研究项目，现在已经商业化，发展成为了 Eucalyptus Systems Inc。不过，Eucalyptus 仍然按开源项目那样维护和开发。
Introduction This section is designed to give you a quick Introduction to our product and how it was developed. This starts with our vision; a high level view of how we see the future of cloud management, this is founded on clear strategy, rather than crafted to fit the implementation of an existing product, or the nomenclature of confused terms.