QuTS hero is a Linux-based operating system that runs applications for file management, virtualization, surveillance, multimedia, and other purposes. The optimized kernel and various services efficiently manage system resources, support applications, and protect your data. QuTS hero also has built-in utilities that extend the functionality and improve the performance of the NAS.

QuTS hero uses the advanced ZFS file system, which offers features such as inline data duplication, compression, compaction, self healing, and multi-level caching to ensure data integrity and high performance.

The multi-window, multitasking user interface helps you to manage the NAS, user accounts, data, and apps. Out of the box, QuTS hero provides built-in features that allow you to easily store and share files. QuTS hero also contains App Center, which offers additional downloadable applications for customizing the NAS and improving user workflows.