Resources

A representation of the code and resources stored in a bundle directory on disk.

A resource manager you use to download content hosted on the App Store at the time your app needs it.

Manage your app’s work and how it interacts with system services like Handoff and Shortcuts.

Design patterns for broadcasting information and for subscribing to broadcasts.

Manage the interaction between an app extension and its hosting app.

Respond to problem situations in your interactions with APIs, and fine-tune your app for better debugging.

Allow users to control your app with AppleScript and other automation technologies, or run scripts from within your app.