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Vignesh Nallamad

small collection of file types and programs to open it with description

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A table of file extensions and the programs used to open them

 

1.Extension (.doc)

2.Definition and Description (= word document)

3.Program to Open the File (Windows: Word)

 

.aac

Advanced Audio Coding File

- highly compressed audio file that maintains quality nearly indistinguishable from the

original audio source

Mac / Windows: Apple iTunes

 

.ai

Adobe Illustrator File

- vector image file made up of paths, created by Adobe Illustrator

Mac / Windows: Adobe Illustrator

 

.arc

Macintosh Hierarchical Archive

- self-extracting compressed file

Mac: Opens itself

Windows: Stuffit Expander

 

.aiff

Audio Interchange File Format

- sound file, similar to .wav

Mac / Windows: Audio or media application (QuickTime / Windows Media Player)

.asf

Advanced Systems Format

- media file developed by Microsoft; can be compressed using a variety of codecs

Mac / Windows: Windows Media Player

 

.asmx

Active Server Method File

- defines Web services called by an Active Server Page (see below)

Windows: Microsoft Windows-based Web server with the .NET framework

 

.asp

Active Server Page

- server-generated HTML Web page based on ActiveX scripting

Mac / Windows: Web browser, such as Safari or Internet Explorer (ASP code is parsed

by the Web server)

 

.aspx

Active Server Page Extended

- server-generated HTML Web page based on ActiveX scripting that uses the Microsoft

.NET framework

Mac / Windows: Web browser, such as Safari or Internet Explorer (ASP code is parsed

by the Web server)

 

.avi

Audio Video Interleave File

- high-quality video format; uses less compression than similar formats such as .mpeg

and .mov

Mac / Windows: Any movie player (QuickTime, Windows Media Player)

 

.bat

DOS Batch File

- contains a series of line commands; runs itself

Windows: Any text editor

 

.bin

Macbinary II Encoded File

- compressed file encoded as binary or MacBinary

Mac: Stuffit Expander

 

.bmp

Bitmap Image

- uncompressed raster image made up of pixels of different colors

Mac / Windows: Adobe Photoshop or any image viewer that can read bitmap files

 

.cer

Internet Security Certificate

- security file provided by a third party such as VeriSign or Thwate that confirms the

authenticity of a Web site

Mac / Windows: Web server such as Apache or Windows 2000 Server

 

.cgi

Common Gateway Interface Script

- written in C or Perl; can only be edited if it is not pre-compiled

Mac / Windows: Any text editor

 

.cif

CD Disk Image

- CD image format created by Corel and used by Roxio CD Creator; mounts as a physical

CD

Windows: Roxio Media Creator, MagicISO

 

.css

Cascading Style Sheet

- used for formatting the contents of a Web page, such as font type, size, and color, as

well as table layout and spacing

Mac / Windows: Editable with any text editor, used by HTML pages

 

.csv

Comma Separated Values

- contains data separated by commas and each new line represents a new row; values can

be organized into cells by a spreadsheet program

Mac / Windows: Any spreadsheet program, such as Microsoft Excel

 

.dat

Data File

- written by an application and typically accessed only by that application

Windows: Any text editor

 

.db

Database File

- generic database file, could be created by a number of different database programs

Mac / Windows: A compatible database program such as FileMaker Pro or MS Access

 

.dbx

Microsoft Visual Foxpro Table File

- contains a Foxpro table

Mac / Windows: FoxPro or other database program

 

.dll

Dynamic Link Library

- a compiled set of procedures and/or drivers called by another program

Windows: a compiled program that should not be edited

 

.dmg

Disk Image

- a mountable disk image file; opening the image file will mount a virtual disk on the

Desktop

Mac OS X: Apple Disk Utility

(not compatible with Mac OS 9)

 

.doc

Microsoft Word Document

- a document created by Microsoft Word or WordPad

Mac / Windows: Microsoft Word

 

.dot

Microsoft Word Template

- a template for new Microsoft Word documents

Mac / Windows: Microsoft Word

 

.dwn

Firmware Update File

- software that updates firmware

Windows: Various hardware components that allow their firmware to be updated

 

.eml

Outlook Express Saved Message

- message that was saved in Outlook

Mac / Windows: Microsoft Outlook

 

.eps

Encapsulated PostScript

- PostScript (.ps) file typically containing images, vector graphics, and text. Has an

embedded preview image; often used for transferring between different operating

systems.

Mac / Windows: Adobe Illustrator, Acrobat, or Photoshop; most image-editing programs

can at least view the preview image

 

.exe

Executable File

- DOS/Windows program or self-extracting archive

Windows: Runs itself

 

.fpt

FileMaker Pro File

- database created by FileMaker Pro

Mac / Windows: FileMaker Pro

 

.gif

Graphical Interchange Format

- image file that uses up to 256 indexed colors; common format for Web graphics

Mac / Windows: Any picture viewer or Web browser (Mac: Preview, Windows: Photo

Editor)

 

.gp4

CCITT Group 4 File

- Fax document

Mac / Windows: Any fax program

 

.gz

Gnu zipped file

- compressed using the common method (Gnu) on UNIX systems

Mac: Stuffit Expander

Windows: WinZIP

 

.hlp

Windows help File

- documentation for Windows or Windows programs

Windows: Windows Help Viewer (integrated into Windows)

 

.htm

.html

HTML File

- HTML coded page to be displayed in a Web browser; .htm is the extension typically

used by Microsoft FrontPage

Mac / Windows: Web browser (Netscape / Internet Explorer)

 

.hqx

BinHex 4.0 encoded File

- Macintosh file compressed and encoded into 7-bit text; helps maintain file integrity for

downloads

Mac: Stuffit Expander

 

.ico

Icon File

- Windows icon file format; can be used to change file icons

Windows: Part of the operating system

 

.img

Macintosh Disk Image

- can be mounted like a disk; acts like a hard disk when mounted

Mac OS 9: Apple Disk Copy or Aladdin ShrinkWrap

Mac OS X: Apple Disk Utility

Windows: MagicISO

 

.indd

Adobe InDesign File

- professional page layout file created by Adobe InDesign

Mac / Windows: Adobe InDesign

 

.ini

Initialization File

- contains settings for Windows programs; can be edited, but typically shouldn't be

Windows: Any text editor

 

.jar

Java Archive File

- contains multiple Java files; can be compressed, digitally signed, and run as a program

Mac / Windows: Any program that supports Java 1.1 or later

 

.jpeg

jpg

Joint Photographic Experts Group File

- 24-bit compressed graphic format; common format for Web graphics

Mac / Windows: Any picture viewer or Web browser (Mac: Preview, Windows: Photo

Editor)

 

.js

JavaScript file

- text file containing JavaScript code; often referenced by Web pages that incorporate

JavaScript functions

Mac / Windows: Any text editor (for editing); any Web browser (to compile and run the

JavaScript code)

 

.kpg

Kai's Power Goo Graphic

- image file edited and saved in Kai's Power Goo

Mac / Windows: Kai's Power Goo (Scansoft)

 

.lit

eBook File

- electronic version of a book or other publication

Windows: Microsoft Reader

 

.lnk

File Shortcut (or Link)

- link or alias to the original file; an icon that points to the actual file

Windows: Windows Operating System

 

.log

Log File

- text file that keeps a log of certain events; used by operating systems, installers, Web

servers, and many other programs

Mac / Windows: Any text editor

 

.m4a

MPEG-4 Audio Layer

- audio file that uses MPEG-4 audio compression; basically an .mp4 file without the

video track

Mac / Windows: Apple iTunes or QuickTime Player, Windows Media Player, or other

audio program that supports MP4 compression

 

.max

Paperport File

- document converted by Scansoft Paperport

Mac / Windows: Paperport Viewer

 

.mdb

Microsoft Access Database

- database file (including, tables, forms, queries, etc.) created by Microsoft Access

Mac / Windows: Microsoft Access

 

.mdi

Microsoft Document Imaging Format

- high-resolution, tag-based graphics format based on TIFF

Mac / Windows: Microsoft Office

 

.mid

.midi

MIDI File

- Musical Instrument Digital Interface standard file; contains music data such as what

notes are played, when they are played, how hard the key is pressed, how long it is held,

etc.

Mac / Windows: QuickTime Player or other audio program that supports MIDI

 

.mim

.mime

Multi-Purpose Internet Mail

- common encoding for e-mail attachments

Mac: Stuffit Expander

Windows: WinZip

 

.mp3

.mpu

Moving Picture Experts Group 3 Layer Audio

- compressed audio format; near-CD quality sound (stereo, 16-bit)

Mac / Windows: iTunes or other music player

 

.mp4

MPEG-4 Video File

- video clip or movie that uses MPEG-4 compression

Mac / Windows: Apple QuickTime Player

 

.mpg

.mpeg

Moving Picture Experts Group File

- common video format; often used for downloadable movies

Mac / Windows: Any movie player (QuickTime, Windows Media Player)

 

.mpp

Microsoft Project File

- created for organizing, tracking, and maintaining projects

Windows: Microsoft Project

 

.mov

.moov

Apple QuickTime Movie

- common multimedia format; cross-platform, but developed by Apple

Mac / Windows: Apple QuickTime Player

 

.ns2

.ns3

.ns4

Lotus Notes Database

- database file created by Lotus Notes 2, 3, or 4

Mac / Windows: Lotus Notes

 

.ocx

ActiveX Control

- an object that can be placed within an ActiveX form and can have an event attached to it

Windows: ActiveX development software

 

.old

Backup File

- often used as an indicator for a backup copy of a file; often placed after the orginal

suffix (i.e. document.doc.old)

Mac / Windows: Original program used to create file

 

.p65

PageMaker 6.5 Document

- page layout document created by Adobe PageMaker

Mac / Windows: Adobe Pagemaker 6.5 or greater

 

.pab

Personal Address Book

- address book file for Microsoft e-mail programs

Mac: Microsoft Outlook/Entourage

Windows: Microsoft Outlook/Exchange

 

.pct

Picture File

- image file formatted in the Macintosh PICT format

Mac / Windows: Any image viewing program with PICT support, i.e. Adobe Photoshop

 

.pdf

Portable Document Format

- cross-platform document created by Adobe Acrobat

Mac / Windows: Adobe Acrobat Reader (free) or Adobe Acrobat (commercial version)

 

.pfc

AOL Personal File Cabinet

- file system for America Online

Mac / Windows: update using AOL

 

.pgm

Portable Graymap

- grayscale image file

Mac / Windows: any program that can read graymap files, i.e. Adobe Photoshop with

CartaPGM plug-in; can be edited with a text teditor

 

.pl

Perl Script

- text (ASCII) file that can be compiled and run on Unix

Mac / Windows: Any text editor

 

.pmd

PageMaker Document

- page layout file created by Adobe PageMaker

Mac / Windows: Adobe PageMaker 7

 

.png

Portable Network Graphic

- lossless image format that uses indexed colors (like a GIF), but without copyright issues

Mac / Windows: Most picture viewers and Web browsers (Mac: Preview, Windows:

Photo Editor)

 

.pps

Powerpoint Slide Show

- slide show created by Microsoft Powerpoint

Mac / Windows: Microsoft PowerPoint or PowerPoint Viewer

 

.ppt

PowerPoint Presentation

- editable slide show created by Microsoft Powerpoint

Mac / Windows: Microsoft PowerPoint

 

.ps

Postscript File

- saved in printer-readable format, often consisting of vector graphics and text; can be

printed directly without being opened in an application

Mac / Windows: Adobe Illustrator, Acrobat, or Photoshop; any printer utility that

supports Postscript

 

.psd

Photoshop Document

- document created by Photoshop; can include layers, filters, and other Photoshop

specific elements

Mac / Windows: Adobe Photoshop

 

.pst

Personal Folder File

- contains personal information for Microsoft e-mail programs

Mac: Microsoft Outlook/Entourage

Windows: Microsoft Outlook/Exchange

 

.pub

Publisher Document

- Microsoft Publisher file

Windows: Microsoft Publisher

 

.pwl

Windows Password List

- list of passwords used for Windows login and other programs such as NetMeeting;

stored in the Windows directory

Windows: Not meant to be opened, can be viewed with Pwl Tools

 

.qt

Apple QuickTime Movie

- common multimedia format; cross-platform, developed by Apple

Mac / Windows: Apple QuickTime Player

 

.qxd

QuarkXpress Document

- QuarkXpress desktop publishing file

Mac / Windows: QuarkXpress

 

.ra

.ram

Real Audio

- audio file created by RealPlayer

Mac / Windows: RealPlayer

 

.rar

WinRAR Compressed Archive

- compressed file or group of files; uses a higher compression ratio than typical ZIP

compression

Mac: Stuffit Expander

Windows: WinRAR

 

.rcd

Arcade File

- dynamic physical simulation document

Windows: Arcade structure modeling program, developed by the University of Virginia

 

.rtf

Rich Text Format

- text file that includes formatting such as bold type, italics, different fonts and font sizes,

etc.

Mac / Windows: Any text editor that supports text formatting

 

.rm

Real Media

- media file created by RealPlayer

Mac / Windows: RealPlayer

 

.rmr

ResumeMaker File

- resume file created by ResumeMaker

Windows: ResumeMaker Professional or Career Edition

 

.sea

Self-Extracting Archive

- compressed Macintosh file that opens and uncompresses itself

Mac: opens itself

Windows: Stuffit Expander

 

.sca

Norton AntiVirus Scan File

- data file that tells Norton AntiVirus what to scan

Mac / Windows: Norton AntVirus

 

.sig

Signature File

- small text file that can be automatically attached to the end of email messages; often

includes name, phone numbers, and e-mail address

Mac / Windows: E-mail programs such as Outlook Express and Eudora Pro

 

.sit

Stuffit Archive

- compressed file "stuffed" by Aladdin Stuffit program; originally Mac-only, now crossplatform

Mac / Windows: Stuffit Expander

 

.smi

ShrinkWrap Disk Image

- disk image created by ShrinkWrap; mounts as a disk when opened

Mac: Aladdin ShrinkWrap or Apple Disk Copy

 

.sql

Structured Query Language Data

- database file written in SQL; can be read by any compatible database

Mac / Windows: Any text editor or SQL-compatible database program such as Microsoft

Access

 

.swf

Macromedia Flash Movie

- vector-based animation created by Macromedia Flash; plays automatically in Web

browser if Flash plug-in is installed

Mac / Windows: Macromedia Flash Player or Web browser with Flash plug-in installed

 

.swp

Swap File

- used by the operating system to swap information from memory to the hard disk; acts as

virtual memory or simply a memory buffer

Mac / Windows: non-editable

 

.sys

System File

- stores system settings and variables for DOS and Windows; typically should not be

edited

Windows: Any text editor

 

.tar

Consolidated File Archive (Unix)

- multiple files stored as one archive via Unix tar program; often compressed with Gnu

Zip as well

Mac: Stuffit Expander

Windows: WinZip

 

.tiff

Tagged Image File Format

- high quality graphics format

Mac / Windows: Any picture viewer (Mac: Preview, Windows: Photo Editor)

 

.tga

Targa Graphic

- texture file, often used in games

Mac / Windows: QuickTime Player

 

.tmb

Timbuktu Pro Document

- remote access control file

Mac: Timbuktu Pro

 

.txt

Text File

- file containing only text

Mac / Windows: Any text editor

 

.uu

.uue

Uuencoded File

- encoded by Unix uuencode

Mac: UU Undo

Windows: WinCode

 

.vsd

Visio Drawing File

- diagram created by Visio

Windows: Microsoft Visio

 

.wav

Windows WAVE Sound File

- high-quality audio file, similar to AIFF

Mac / Windows: Audio or media application (QuickTime / Windows Media Player)

 

.wk1

Lotus Worksheet

- spreadsheet created by Lotus

Mac / Windows: Lotus 1-2-3 or Microsoft Excel

 

.wma

Windows Media Audio

- audio file compressed with Windows Media compression

Mac / Windows: Windows Media Player

 

.wmf

Windows Metafile

- proprietary Windows graphic format

Windows: Xara X or compatible Windows viewing program

 

.wmv

Windows Media Video

- video/audio file compressed with Windows Media codec

Mac / Windows: Windows Media Player

 

.wpd

Word Perfect Document

- text document created by Corel WordPerfect

Mac / Windows: Corel WordPerfect

 

.wpt

Word Perfect Document

- template for Corel WordPerfect documents

Mac / Windows: Corel WordPerfect

 

.wpm

Word Perfect Macro

- macro file for Corel WordPerfect

Mac / Windows: Corel WordPerfect

 

.xls

Microsoft Excel Spreadsheet

- spreadsheet created by Microsoft Excel

Mac / Windows: Microsoft Excel

 

.xlw

Microsoft Excel Workbook

- workbook containing multiple items created by Microsoft Excel

Mac / Windows: Microsoft Excel

 

.xlt

Microsoft Excel Template

- template for new Microsoft Excel documents

Mac / Windows: Microsoft Excel

 

.xml

Extensible Markup Language File

- data file that uses tags (like HTML) to define objects and object attributes; a text-based

database

Mac / Windows: Any text editor

 

.ymg

.yps

Yahoo Messenger File

- written by Yahoo Messenger

Mac / Windows: Yahoo Messenger

 

.z

Unix Compressed File

- compression format for some files on Unix servers

Mac: Stuffit Expander

Windows: WinZip

 

.zip

Zipped File

- compressed by PKZip or WinZip; typically used with Windows files

Mac: Stuffit Expander

Windows: WinZip

 

Download this info with the link below

 

http://www.mediafire.com/?vn1c7ly1dl7opzd

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