VMware vCenter provides centralized management of VMware virtual infrastructures. It allows administrators to control and monitor all aspects of the virtual environment from a single console. Key features include centralized visibility and control over virtual machines, hosts, storage, and networks. vCenter also enables proactive management through features like patch management, energy efficiency controls, high availability, and migration tools. It can scale to manage large environments of up to 1,000 hosts and 10,000 virtual machines.