AtheOS -

designed by a Norwegian programmer Kurt Skauena operating system designed for multimedia and office applications . The project is developed, its continuation is the Syllable. The system architecture has many similarities to the system BeOS, an d AmigaOS. Kernel supports SMP architecture, has the ability to attach the device drivers and file systems during operation, also offers a built-in TCP / IP stack and a system of graphic (GUI). Graphics system is divided into two parts: The parent file system is AtheOS File.