Synology DiskStation Manager (DSM) is a sleek, web-based operating system found on every Synology NAS. It was designed to help manage digital assets across your home and office. DSM provides a complete virtualization solution with Virtual Machine Manager. You can also boost productivity with Office and Drive, streamline projects with Chat, and set up a private mail solution. Plus, enjoy photos, videos, and music through an intuitive web and mobile interface.