AppKit

AppKit is a graphical user interface (GUI) framework developed by Apple Inc. for building macOS applications. It provides the fundamental objects and infrastructure required to create visually rich and highly interactive native desktop experiences, leveraging the Model-View-Controller (MVC)…

Key facts

First appeared: 1988
Category: technology
Problem solved: AppKit was created to provide a robust, object-oriented framework for building sophisticated graphical applications on the NeXTSTEP operating system, and subsequently macOS. It aimed to simplify the complex task of GUI development, enabling developers to create intuitive, responsive, and visually consistent applications more efficiently than previous procedural or less structured approaches.
Platforms: OPENSTEP, NeXTSTEP, macOS

Related technologies

Xcode
Objective-C
Grand Central Dispatch (GCD)
Interface Builder
Core Animation
Core Data
Swift

Notable users

Microsoft (for Office for Mac)
Adobe Systems
many independent macOS developers
Omni Group
Apple Inc.
Panic Inc.