OpenVMS

OpenVMS is an advanced operating system designed for reliable and secure computing environments, often used in large organizations for critical tasks. It manages hardware resources, runs applications, and ensures data integrity. Known for its stability and scalability, OpenVMS supports complex, high-availability systems such as banking, aerospace, and government infrastructure. Developed by Digital Equipment Corporation and now maintained by Hewlett Packard Enterprise, it enables organizations to run important processes continuously, handle multiple users simultaneously, and maintain security and uptime over long periods.