File extension Details of KEXT, ANI, ANN, ADM, LNK, DEV, ICNS, ION, INS

Name:	KEXT
File Type:	Mac OS X Kernel Extension
Popularity:	3
Category:	system
File Description:	Extension file used by a specific program or hardware device; often a device driver used by peripheral devices; primarily found in the /System/Library/Extensions folder. KEXT files should not be manually moved or removed, since this can cause Mac OS X to kernel panic, which causes the computer to freeze.
Open Programs:	Mac OS Not meant to be opened or edited

Name:	ANI
File Type:	Windows Animated Cursor
Popularity:	3
Category:	system
File Description:	Cursor animation used by Windows, such as the spinning hourglass; default ANI files are included with the Windows operating system; custom animated cursors can be downloaded from third-party developers and are often installed with custom desktop themes. ANI files are similar to .CUR files, but include multiple images used for animation. On March 31, 2007, Microsoft issued a Security Advisory regarding a vulnerability in the way Windows handles animated cursor files; the issue affects Windows 2000 through Windows Vista; a Security Update is available from the Microsoft Security Bulletin MS07-017 Web page.
Open Programs:	Windows Used by the operating system ACDSee Photo Manager

Name:	ANN
File Type:	Help Annotations
Popularity:	3
Category:	system
File Description:	User annotations for a certain Windows Help document
Open Programs:	Windows Microsoft Windows Help

Name:	ADM
File Type:	Administrative Template File   (Most common)
Popularity:	3
Category:	system
File Description:	Template used by Microsoft Group Policies that describes where registry-based policy settings are stored in the registry; also defines the user interface that administrators see in the Group Policy Object Editor when creating or modifying Group Policy objects (GPOs)
Open Programs:	Windows Microsoft Group Policy Object Editor

Name:	LNK
File Type:	File Shortcut
Popularity:	5
Category:	system
File Description:	Shortcut or "link" to the original file; similar to an alias on the Macintosh platform; may be created in Windows by right-clicking a file and selecting "Create Shortcut." If the LNK file is a shortcut to a program (.EXE file), it can contain attributes to define how the program runs; to set the attributes, right-click the shortcut file, select "Properties," and modify the Target Field. LNK file icons typically include a small curled arrow to indicate that the file points to another location.
Open Programs:	Mac OS Parallels Desktop with Windows installed Windows Used by the Microsoft Windows operating system

Name:	DEV
File Type:	Windows Device Driver File   (Most common)
Popularity:	3
Category:	system
File Description:	Device information file that allows communication between certain hardware devices and Windows operating system; often installed using the software CD included with the hardware; may also be pre-installed as part of the Windows operating system. Once installed, DEV files are stored in the Windows System folder and should not be opened or altered.
Open Programs:	Mac OS Parallels Desktop with Windows installed Windows Referenced by the Windows operating system

Name:	ICNS
File Type:	Mac OS X Icon Resource File
Popularity:	3
Category:	system
File Description:	Image file used to store icons for a Mac OS X application; referenced by the application at startup so that the program's icon cannot be changed; typically located within the "Contents->Resources" directory inside the application package.
Open Programs:	Mac OS Apple Icon Composer Icon Machine Folder Icon X Adobe Photoshop with IconBuilder for Macintosh plugin View with Apple Preview or other image viewer Windows Axialis IconWorkshop

Name:	ION
File Type:	4DOS File Description
Popularity:	3
Category:	system
File Description:	Describes the contents of another file; typically hidden and used in the MS-DOS command line; sometimes named "descript.ion"
Open Programs:	Windows MS-DOS command line or a text editor, such as Notepad

Name:	INS
File Type:	Internet Naming Service File
Popularity:	3
Category:	system
File Description:	Locates IP addresses and names of computers on the Internet, often referred to as "name resolution;" translates the IP address into a name that is stored by the Windows Internet Naming Service; not meant to be manually opened or altered.
Open Programs:	Windows Microsoft WINS (Windows Internet Naming Service)

Name:	IDX
File Type:	Index File   (Most common)
Popularity:	3
Category:	system
File Description:	Stores an index of files used by various programs; used by search functions to speed up searches; once a hard disk, directory of files, or database is indexed, the data can be searched and sorted more efficiently. Used by Microsoft FoxPro, Corel QuickFinder, ESRI ArcView, ICQ, and other programs.
Open Programs:	Mac OS Various programs Windows Various programs