A

• Activity Monitor
• Apple Address Book
• Apple Filing Protocol
  Apple Filing Protocol
  The Apple Filing Protocol is a network protocol that offers file services for Mac OS X and original Mac OS. In Mac OS X, AFP is one of several file services supported including Server Message Block , Network File System , File Transfer Protocol , and WebDAV...
  
   (AFP)
• Aqua
• Automator
• AppleScript
  AppleScript
  AppleScript is a scripting language created by Apple Inc. and built into Macintosh operating systems since System 7. The term "AppleScript" may refer to the scripting system itself, or to particular scripts that are written in the AppleScript language....
  
  
• Application Kit
  Application Kit
  The Application Kit is a collection of classes within the OpenStep specification and provided by such operating systems as OPENSTEP, GNUstep, and Mac OS X under Cocoa, providing classes oriented around graphical user interface capabilities...
  
  

B

• BootX
  BootX (Apple)
  BootX is a software-based bootloader designed and developed by Apple Inc. for use on the company's Macintosh computer range. BootX is used to prepare the computer for use by loading all required device drivers and then starting-up Mac OS X by booting the kernel on all PowerPC Macintoshes running...
  
  
• BOMArchiveHelper
  BOMArchiveHelper
  Archive Utility is the default archive file handler in Mac OS X. It is usually invoked automatically when opening a file in one of its supported formats. It can be used to create compressed ZIP archives by choosing "Create archive of 'file'" in the Finder's File or contextual menu...
  
  
• Bonjour (formerly Rendezvous)
• Bundle

C

• Carbon
  Carbon (API)
  Carbon is one of Apple Inc.'s procedural application programming interfaces for the Macintosh operating system. It provides C programming language access to Macintosh system services...
  
  
• Classic
  Classic (Mac OS X)
  Classic, or Classic Environment, was a hardware and software abstraction layer in Mac OS X that allowed applications compatible with Mac OS 9 to run on the Mac OS X operating system...
  
  
• Cocoa
  Cocoa (API)
  Cocoa is Apple's native object-oriented application programming interface for the Mac OS X operating system and—along with the Cocoa Touch extension for gesture recognition and animation—for applications for the iOS operating system, used on Apple devices such as the iPhone, the iPod Touch, and...
  
  
• Conflict Resolver
  Conflict Resolver
  Conflict Resolver is an application used by Apple's sync services. Data can be synced between services like MobileMe and Gmail to devices like Macs, PCs, and mobile devices. The sync services are utilized by several applications including Address Book, iCal, Mail...
  
  
• Core Animation
  Core Animation
  Core Animation is a data visualization API used by Mac OS X 10.5 and later as well as iOS to produce animated user interfaces.-Overview:Core Animation provides a way for developers to produce animated user interfaces via an implicit animation model as well as an "explicit" model...
  
  
• Core Audio
  Core Audio
  Core Audio is a low-level API for dealing with sound in Apple's Mac OS X and iOS operating systems. It includes an implementation of the cross-platform OpenAL library....
  
  
• Core Data
  Core Data
  Core Data is part of the Cocoa API in Mac OS X first introduced with Mac OS X 10.4 Tiger and for iOS with iPhone SDK 3.0. It allows data organised by the relational entity-attribute model to be serialised into XML, binary, or SQLite stores. The data can be manipulated using higher level objects...
  
  
• Core Foundation
  Core Foundation
  Core Foundation is a C application programming interface in Mac OS X & iOS, and is a mix of low-level routines and wrapper functions...
  
  
• Core Image
  Core Image
  Core Image is a pixel-accurate, near-realtime, non-destructive image processing technology in Mac OS X. Implemented as part of the QuartzCore framework of Mac OS X 10.4 and later, Core Image provides a plugin-based architecture for applying filters and effects within the Quartz graphics rendering...
  
  
• Core Video
  Core Video
  Core Video is the video processing model employed by Mac OS X. It links the process of decompressing frames from a video source to the rest of the Quartz technologies for image rendering and composition...
  
  
• CoreServices
• Crash Reporter
• CUPS

D

• Darwin
  Darwin (operating system)
  Darwin is an open source POSIX-compliant computer operating system released by Apple Inc. in 2000. It is composed of code developed by Apple, as well as code derived from NeXTSTEP, BSD, and other free software projects....
  
  
• Dashboard
• Disk Utility
• Dock

F

• File label
• FileVault
  FileVault
  FileVault is a system which encrypts files on a Macintosh computer. It can be found in the Mac OS X v10.4 "Tiger" operating system and later....
  
  
• Finder
  Macintosh Finder
  The Finder is the default file manager used on Mac OS and Mac OS X operating systems; it is responsible for the overall user-management of files, disks, network volumes and the launching of other applications...
  
  
• Fink
• FireWire
• Foundation Kit
  Foundation Kit
  The Foundation Kit, or just Foundation for short, is an Objective-C framework in the OpenStep specification. It provides basic classes such as wrapper classes and data structure classes. This framework uses the prefix NS .-NSObject:...
  
  

I

• iChat
• Image Capture
  Image Capture
  Image Capture is an application program from Apple that enables users to upload pictures from digital cameras or scanners which are either connected directly to the computer or the network...
  
  
• Image Kit
• Inkwell
  Inkwell (Macintosh)
  Inkwell, or simply Ink, is the name of the handwriting recognition technology developed by Apple Inc. and built into the Mac OS X operating system. Introduced in an update to Mac OS X v10.2 "Jaguar", Inkwell can translate English, French, and German writing...
  
  
• Installer
  Installer (Mac OS X)
  Installer is an application included in Mac OS X which extracts and installs files out of .pkg packages. It was created by NeXT, and is now maintained by Apple Inc...
  
  
• Interface Builder
• iMovie
  IMovie
  iMovie is a proprietary video editing software application which allows Mac, iPod Touch 4th generation, iPhone 4, iPhone 4S, and iPad 2 users to edit their own home movies. It was originally released by Apple in 1999 as a Mac OS 8 application bundled with the first FireWire-enabled consumer Apple...
  
  
• iTunes
  ITunes
  iTunes is a media player computer program, used for playing, downloading, and organizing digital music and video files on desktop computers. It can also manage contents on iPod, iPhone, iPod Touch and iPad....
  
  

M

• MobileMe
  MobileMe
  MobileMe was a subscription-based collection of online services and software offered by Apple Inc. Originally launched on January 5, 2000, as iTools, a free collection of Internet-based services for users of Mac OS 9, Apple relaunched it as .Mac on July 17, 2002, when it became a paid subscription...
  
   ( formerly .Mac )
• Mac OS X
  Mac OS X
  Mac OS X is a series of Unix-based operating systems and graphical user interfaces developed, marketed, and sold by Apple Inc. Since 2002, has been included with all new Macintosh computer systems...
  
  
• Mac OS X Server
  Mac OS X Server
  Mac OS X Server is a Unix server operating system from Apple Inc. The server edition of Mac OS X is architecturally identical to its desktop counterpart, except that it includes work group management and administration software tools...
  
  
• MacPorts
  MacPorts
  MacPorts, formerly called DarwinPorts, is a package management system that simplifies the installation of software on the Mac OS X and Darwin operating systems. It is a free/open source software project to simplify installation of other free/open source software...
  
  
• MacRuby
  MacRuby
  MacRuby is an implementation of the Ruby language that runs on the Objective-C runtime and CoreFoundation framework under development by Apple Inc. which "is supposed to replace RubyCocoa". It is based on Ruby 1.9 and uses the high performance Low Level Virtual Machine compiler infrastructure...
  
  
• Mail
• Menu extra
  Menu extra
  A menu extra, menu item, menulet, or status item in Mac OS X is a small icon or sometimes a word that appears at the right of the menu bar. They often provide quick ways to use applications or display information , or control system-level variables...
  
  

Q

• Quartz
  Quartz (graphics layer)
  Quartz specifically refers to a pair of Mac OS X technologies, each part of the Core Graphics framework: Quartz 2D and Quartz Compositor. It includes both a 2D renderer in Core Graphics and the composition engine that sends instructions to the graphics card...
  
  
• Quartz 2D
  Quartz 2D
  Quartz 2D is the primary two-dimensional graphics rendering API for Mac OS X, part of the Core Graphics framework.-Overview:Quartz 2D is available to all Mac OS X application environments, and provides resolution-independent and device-independent rendering of bitmap graphics, text, and vectors...
  
  
• Quartz Compositor
  Quartz Compositor
  Quartz Compositor is the windowing system in Mac OS X. It is responsible for presenting and maintaining rasterized, rendered graphics from the rest of the Core Graphics framework and other renderers in the Quartz technologies family...
  
  
• QuickTime
  QuickTime
  QuickTime is an extensible proprietary multimedia framework developed by Apple Inc., capable of handling various formats of digital video, picture, sound, panoramic images, and interactivity. The classic version of QuickTime is available for Windows XP and later, as well as Mac OS X Leopard and...
  
  
• QuickTime VR
  QuickTime VR
  QuickTime VR is a type of image file format developed by Apple Inc. for QuickTime. It allows the creation and viewing of photographically-captured panoramas and the exploration of objects through images taken at multiple viewing angles...
  
  

R

• Repair permissions
• Rosetta

S

• Safari
  Safari (web browser)
  Safari is a web browser developed by Apple Inc. and included with the Mac OS X and iOS operating systems. First released as a public beta on January 7, 2003 on the company's Mac OS X operating system, it became Apple's default browser beginning with Mac OS X v10.3 "Panther". Safari is also the...
  
  
• Smart folder
  Virtual folder
  In computing, a virtual folder generally denotes an organizing principle for files that is not dependent on location in a hierarchical directory tree...
  
  
• Apple Software Update
• Spinning wait cursor
  Spinning wait cursor
  The spinning wait cursor is a cursor in Apple's Mac OS X that indicates an application is not responding to system events.The Apple Human Interface Guidelines officially refers to it as the "spinning wait cursor"...
  
  
• Spotlight
  Spotlight (software)
  Spotlight is a system-wide desktop search feature of Apple's Mac OS X operating system. Spotlight is a selection-based search system, which creates a virtual index of all items and files on the system. It is designed to allow the user to quickly locate a wide variety of items on the computer,...
  
  
• Stickies
• System Preferences
• SystemStarter