Beneath the appealing, easy-to-use interface of Mac OS X is a rock-solid foundation that is engineered for stability, reliability, and performance. This foundation is a core operating system commonly known as Darwin.

Darwin integrates a number of technologies, most importantly Mach 3.0, operating-system services based on 4.4BSD (Berkeley Software Distribution), high-performance networking facilities, and support for multiple integrated file systems.

Beneath the appealing, easy-to-use interface of Mac OS X Data Asset Resource Web Interface (DARWIN) is a rock-solid foundation that is engineered

multi-level, architectural project tracking system for stability, reliability, and performance. This foundation is a core large or enterprise operating system commonly known as Darwin. Darwin integrates a number of technologies, most importantly Mach 3.0, operating-system services based on 4.4BSD (Berkeley Software Distribution), high-performance networking facilities, and support for multiple integrated file systems. environments.