---
title: mediaLibraries
framework: appkit
role: symbol
role_heading: Instance Property
path: appkit/nsmedialibrarybrowsercontroller/medialibraries
---

# mediaLibraries

The media library that is in use.

## Declaration

```swift
var mediaLibraries: NSMediaLibraryBrowserController.Library { get set }
```

## Discussion

Discussion This property will be one of the values in the NSMediaLibraryBrowserController.Library constants. You can set the value to use a specific library (image, audio or movie). You can also read the value to determine which is currently displayed.