Mac OS X
Found 285 file extension associations related to Mac OS X and 220 file formats developed specifically for use with Mac OS X.
Platform: Apple macOS / Mac OS X
Go to: Mac OS X description
Developer: Apple, Inc.
Apple software list & details
Mac OS X
Developer / company: Apple
Introduction to OS X
Mac OS X is Unix-based operating system for Apple Mac computers released in 2000. The latest version codenamed El Capitan were introduced in 2015 (version 10.11).
Mac OS X supports both PowerPC and Intel-based versions of Mac computers, but PowerPC only up to version 10.5.
Mac OS X also contains core basic applications for everyday use, such as Finder, Safari, QuickTime, iTunes, iMessage, Mail, Contacts, Calendar, TextEdit, Preview, iBooks, Photos and many more.
Mac OS X official releases up to 2016:
The first version Mac OS X Public Beta codenamed Kodiak was released on 13th September 2000, where was introduced new Mac OS X graphical user interface Aqua GUI with anti-aliasing technology and drop shadows.
Cheetah, Puma and Jaguar
Mac OS X versions 10.0, 10.1 and 10.2 (Cheetah, Puma and Jaguar) were released to fix errors and add new features to core of operating system.
In Mac OS X 10.3 Panther was introduced Exposé window manager, FileVault, Safari web browser and iChat AV.
Mac OS X 10.4. Tiger was the first version that supports new Intel-based Mac computers. Tiger introduced Spotlight, Dashboard, Smart Folders and updated other Mac core applications such as QuickTime or Safari.
Apple announced about 300 new features for Mac OS X 10.5. Leopard. It was a largest update of Mac OS X. Leopard has updated Finder, Time Machine, Spaces and pre-installed Boot Camp. Leopard supports both PowerPC and Intel based Mac computers.
In 2009 Apple introduced the Mac OS X 10.6 Snow Leopard that is only for Intel-based Mac computers. Mac OS X core applications were rewritten in native Cocoa API to take advantage of the new technologies introduced in Snow Leopard. Snow Leopard also supports 64-bit technology capable of supporting greater amounts of RAM. For QuickTime Pro users was introduced new QuickTime X.
Mac OS X 10.7. codenamed Lion was released on July 20, 2011. Lion has about 250 new features. It introduces new applications such as Launchpad, Mission Control and FaceTime. In the first day of Lion release more than on million copies were downloaded from Mac App Store.
The Mac OS X 10.8. Mountain Lion was released on July 25, 2012. It brings better iCloud integration, iMessage support, new notification center, Facebook and Twitter integration and over 200 new improvements. It is available to purchase and download on Mac App Store.
With more than 200 new features, OS X Mavericks brings Maps and iBooks to the Mac, introduces Finder Tabs and Tags, enhances multidisplay support, and includes an all-new version of Safari.
Released in September 30, 2015 includes features to improve the security, performance, design and usability of OS X.
OS X operating system was replaced by new macOS in 2016. Information about new macOS are available here.
Mac OS X icon
Mac OS X icon
size: 128px x 128px (.png with transparency)
Sample related conversions
Mac OS X related articles:
How to emulate older Mac OS on OS X - Try older Mac OS with Basilisk II emulator for OS X..
Create OS X Yosemite USB bootable drive - Create USB Yosemite installation drive with createinstallmedia, Terminal and Finder applications.
Best websites with old software - Finding old versions of apps or abandonware games.
Open, split, merge or convert VCF contact files - Comprehensive information about VCF file format, how to open, work, convert, split and merge the vCard files on Windows and Mac.
How to install new fonts in Mac OS X - Installing new fonts on Mac.
Create OS X El Capitan USB bootable drive - Create USB OS X EL Capitan installation drive with createinstallmedia, Terminal, Finder and DiskMaker X applications.
Open NRG file on Mac - Converting NRG disk image to ISO with eNeRGy converter.
Why do I need to backup my data - Basic information about data backup, backup types, backup software.
Get png or jpg icon from an app on Mac - Export icons from ICNS file format to PNG or JPG images on your Mac by using Finder and default OS X Preview app..
Change app icon on Mac - Customize your apps icons with Apple Finder and LiteIcon tool..
How to use the window title bar in Mac OS X - Check the little hidden feature in Mac OS X 10.8. and higher.
Set default app for opening files with no extension on Mac - Set the default software for opening files without file extension with RCDefaultApp.
Enhance OS X desktop with live wallpapers - Custom your Mac destkop theme with live widgets and beautiful animated backgrounds..
Change default application for file name extension on Mac - Using Apple Finder to change change default application for file type.
Exclude specific folders and storages from Spotlight - Use Spotlight private list to hide specific folders and drives from search results..
Boot Mac OS X from external storage - Install Mac OS X on external storage and run it with Apple Boot Manager, or Startup Disk utility.
Mac OS X Mavericks review - News and improvments integrated in Apple Mac OS X 10.9. Mavericks operating system for Mac Pro, MacBook Pro, MacBook Air, Mac Mini.
Edit hosts file on Mac - Customize network configuration hosts file with Mac OS X Terminal..
Clone your Mac system disk to a new hard drive (SSD) - Restore Mac OS X and other data to hard drive, or SSD drive with Disk Utility and Carbon Copy Cloner..
Speed up your MacBook with a new SSD drive - Replace your hard drive with SSD in your Mac, install clean Apple Mac OS X and enable TRIM..
Run Mac OS X in VMware Workstation - Customize VMware Workstation for Windows to run Apple Mac OS X operating system.
Enable TRIM on Mac - Patch Mac OS X to enable TRIM command with Enable Trim utility for Mac..
How to show hidden files in Mac - Show or hide hidden files in Apple Mac OS X.
How to burn ISO disk image in Mac OS X - Burn ISO image with Apple Disk Utility.
Note: You can click on any file extension link from the list below, to view its detailed information. The list of extensions used or otherwise associated with the application may not be complete, because many common file extensions on our website, such as jpg (pictures) or txt (text files), can be opened by a large number of applications, or are too general file format. However most, if not all directly associated file extensions should be listed with its appropriate program. Although its likely, that some file extensions may be missing from the list of associated file extensions with the application, yet they can be opened, be part of, or otherwise be associated with the program.
Mac OS X default file extension associations
The most common file formats used with the specific file extensions
.app file extension is used for MAC application package or core system service file
.cnf file extension is used for Network configuration file
.dmg file extension is used for Apple Mac disk image
.dump file extension is used for Dump file
.icns file extension is used for Apple icon graphic format
.kext file extension is used for Apple Mac kernel extension
.pkg file extension is used for Apple macOS (OS X) installer package
.plist file extension is used for Apple property XML list
.thm file extension is used for Thumbnail bitmap image file
Other file extensions or file formats developed for use with Mac OS X
Common file extensions used by Mac OS X
Other file extensions associated with Mac OS X