Snap OS

From Pro/Wiki

From Snap Appliance: The SnapOS operating system is a highly optimized, embedded operating system designed for a maximum-efficiency file serving by a NAS appliance. Built from the ground up as a NAS operating system using UNIX technology as a base, it allows high performance with less hardware and overhead than general-purpose operating systems. Most importantly, the SnapOS provides the simplicity, ease-of-use, and award-winning system architecture that has shipped more Snap Servers than all other NAS devices — combined.

The Following Servers Run the Snap OS.