Cocoa Layered Architecture for Mac OSX

Created By: Debasis Das

Below is a high level summary architecture diagram for the different layers in a Mac OSX for Cocoa App Development. Each layer helps achieve rich functionalities.

Primarily the OSX is divided into 5 primary layers

• Cocoa Application Layer
• Media
• Core Services
• Core OS
• Kernel & Device Drivers

Mac OSX – Layered Architecture

Mac OSX Layered Architecture

Mac OSX – Layered Architecture (Detailed)

Cocoa Layered Architecture for Mac OSX

The details about each layer can be found at
https://developer.apple.com/library/mac/documentation/MacOSX/Conceptual/OSX_Technology_Overview/CocoaApplicationLayer/CocoaApplicationLayer.html#//apple_ref/doc/uid/TP40001067-CH274-SW1