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# DriverKit

Develop device drivers in macOS and iPadOS.

## Topics

### Essentials

[`com.apple.developer.driverkit`](/documentation/BundleResources/Entitlements/com.apple.developer.driverkit)

A Boolean value that indicates whether your extension has permission to run as a user-space driver.

### DriverKit family entitlements

[`DriverKit Audio Family`](/documentation/BundleResources/Entitlements/com.apple.developer.driverkit.family.audio)

A Boolean value that indicates whether the device supports audio functionality.

[`com.apple.developer.driverkit.family.block-storage-device`](/documentation/BundleResources/Entitlements/com.apple.developer.driverkit.family.block-storage-device)

A Boolean value that indicates whether to match the driver against block storage devices that use custom drivers.

[`com.apple.developer.driverkit.family.midi`](/documentation/BundleResources/Entitlements/com.apple.developer.driverkit.family.midi)

A Boolean value that indicates whether to match the driver against devices that support MIDI.

[`com.apple.developer.driverkit.family.networking`](/documentation/BundleResources/Entitlements/com.apple.developer.driverkit.family.networking)

A Boolean value that indicates whether to match the driver against devices that communicate using networking protocols.

[`com.apple.developer.driverkit.family.scsicontroller`](/documentation/BundleResources/Entitlements/com.apple.developer.driverkit.family.scsicontroller)

A Boolean value that indicates whether to match the driver against devices with SCSI controllers.

[`com.apple.developer.driverkit.family.serial`](/documentation/BundleResources/Entitlements/com.apple.developer.driverkit.family.serial)

A Boolean value that indicates whether to match the driver against devices with serial communication interfaces.

[`com.apple.developer.driverkit.transport.pci`](/documentation/BundleResources/Entitlements/com.apple.developer.driverkit.transport.pci)

An array of PCI device descriptors that your custom driver supports.

[`com.apple.developer.driverkit.transport.usb`](/documentation/BundleResources/Entitlements/com.apple.developer.driverkit.transport.usb)

An array of dictionaries that identify the USB devices the driver supports.

### User client entitlements

[`com.apple.developer.driverkit.userclient-access`](/documentation/BundleResources/Entitlements/com.apple.developer.driverkit.userclient-access)

An array of strings that represent macOS driver extensions that may communicate with other DriverKit services.

[`com.apple.developer.driverkit.allow-any-userclient-access`](/documentation/BundleResources/Entitlements/com.apple.developer.driverkit.allow-any-userclient-access)

A Boolean value that determines whether a macOS driver accepts user client connections from any application.

[`Communicates with Drivers`](/documentation/BundleResources/Entitlements/com.apple.developer.driverkit.communicates-with-drivers)

A Boolean value that indicates whether an iPadOS app can communicate with drivers.

[`DriverKit Allow Third Party User Clients`](/documentation/BundleResources/Entitlements/com.apple.developer.driverkit.allow-third-party-userclients)

A Boolean value that indicates whether an iPadOS driver accepts calls from third-party user clients.


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