Device frameworks ( 4.0 )

Name First available Prefixes Description
Accelerate.framework 4.0 cblas,vDSP Contains accelerated math and DSP functions. See Accelerate Framework Reference.
AddressBook.framework 2.0 AB Contains functions for accessing the user’s contacts database directly. See Address Book Framework Reference for iOS.
AddressBookUI.framework 2.0 AB Contains classes for displaying the system-defined people picker and editor interfaces. See Address Book UI Framework Reference for iOS.
AssetsLibrary.framework 4.0 AL Contains classes for accessing the user’s photos and videos. See Assets Library Framework Reference.
AudioToolbox.framework 2.0 AU,Audio Contains the interfaces for handling audio stream data and for playing and recording audio. See Audio Toolbox Framework Reference.
AudioUnit.framework 2.0 AU,Audio Contains the interfaces for loading and using audio units. See Audio Unit Framework Reference.
AVFoundation.framework 2.2 AV Contains Objective-C interfaces for playing and recording audio and video. See AV Foundation Framework Reference.
CFNetwork.framework 2.0 CF Contains interfaces for accessing the network via Wi-Fi and cellular radios. SeeCFNetwork Framework Reference.
CoreAudio.framework 2.0 Audio Provides the data types used throughout Core Audio. See Core Audio Framework Reference.
CoreData.framework 3.0 NS Contains interfaces for managing your application’s data model. See Core Data Framework Reference.
CoreFoundation.framework 2.0 CF Provides fundamental software services, including abstractions for common data types, string utilities, collection utilities, resource management, and preferences. See Core Foundation Framework Reference.
CoreGraphics.framework 2.0 CG Contains the interfaces for Quartz 2D. See Core Graphics Framework Reference.
CoreLocation.framework 2.0 CL Contains the interfaces for determining the user’s location. See Core Location Framework Reference.
CoreMedia.framework 4.0 CM Contains low-level routines for manipulating audio and video. See Core Media Framework Reference.
CoreMIDI.framework 4.2 MIDI Contains low-level routines for handling MIDI data. See Core MIDI Framework Reference.
CoreMotion.framework 4.0 CM Contains interfaces for accessing accelerometer and gyro data. See Core Motion Framework Reference.
CoreTelephony.framework 4.0 CT Contains routines for accessing telephony-related information. See Core Telephony Framework Reference.
CoreText.framework 3.2 CT Contains a text layout and rendering engine. See Core Text Reference Collection.
CoreVideo.framework 4.0 CV Contains low-level routines for manipulating audio and video. Do not use this framework directly.
EventKit.framework 4.0 EK Contains interfaces for accessing a user’s calendar event data. See Event Kit Framework Reference.
EventKitUI.framework 4.0 EK Contains classes for displaying the standard system calendar interfaces. See Event Kit UI Framework Reference.
ExternalAccessory.framework 3.0 EA Contains interfaces for communicating with attached hardware accessories. SeeExternal Accessory Framework Reference.
Foundation.framework 2.0 NS Contains interfaces for managing strings, collections, and other low-level data types. See Foundation Framework Reference.
GameKit.framework 3.0 GK Contains the interfaces for managing peer-to-peer connectivity. See Game Kit Framework Reference.
iAd.framework 4.0 AD Contains classes for displaying advertisements in your application. See iAd Framework Reference.
ImageIO.framework 4.0 CG Contains classes for reading and writing image data. See Image I/O Reference Collection.
IOKit.framework 2.0 N/A Contains interfaces used by the device. Do not include this framework directly.
MapKit.framework 3.0 MK Contains classes for embedding a map interface into your application and for reverse-geocoding coordinates. See Map Kit Framework Reference.
MediaPlayer.framework 2.0 MP Contains interfaces for playing full-screen video. See Media Player Framework Reference.
MessageUI.framework 3.0 MF Contains interfaces for composing and queuing email messages. See Message UI Framework Reference.
MobileCoreServices.framework 3.0 UT Defines the uniform type identifiers (UTIs) supported by the system.
OpenAL.framework 2.0 AL Contains the interfaces for OpenAL, a cross-platform positional audio library. For more information, go to
OpenGLES.framework 2.0 EAGL,GL Contains the interfaces for OpenGL ES, which is an embedded version of the OpenGL cross-platform 2D and 3D graphics rendering library. See OpenGL ES Framework Reference.
QuartzCore.framework 2.0 CA Contains the Core Animation interfaces. See Quartz Core Framework Reference.
QuickLook.framework 4.0 QL Contains interfaces for previewing files. See Quick Look Framework Reference.
Security.framework 2.0 CSSM,Sec Contains interfaces for managing certificates, public and private keys, and trust policies. See Security Framework Reference.
StoreKit.framework 3.0 SK Contains interfaces for handling the financial transactions associated with in-app purchases. See Store Kit Framework Reference.
SystemConfiguration.framework 2.0 SC Contains interfaces for determining the network configuration of a device. SeeSystem Configuration Framework Reference.
UIKit.framework 2.0 UI Contains classes and methods for the iOS application user interface layer. See UIKit Framework Reference.



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