OpenStack is an open-source cloud computing platform that allows users to create and manage large groups of virtual machines and other resources in a data center. It provides a flexible and scalable infrastructure for deploying applications and services, making it easier for organizations to manage their computing resources efficiently. The platform is made up of various components, each responsible for different tasks, such as managing storage, networking, and computing resources. OpenStack is widely used by businesses and organizations to build private and public clouds, enabling them to reduce costs and improve resource utilization while maintaining control over their IT environments.