Extension file type opening method
.aiff sound file Windows media Player
.!!! Netants temporary file Netants
.ani animated mouse
.arj compressed file ARJ
.avi movie file Windows media Player
.awd fax document
.bak Backup file
.bas Basic language Basic
.bat DOS batch file
.bin MAC binary code file Stuffit Expander
. bmp image file drawing/viewing software
.cab compressed file Winzip
.cdr Corel image file Corel Draw
.chk file created after Scandisk inspection Can be deleted
.com DOS command file self-execution
.cpx Cryptapix encrypted image file Cryptapix
.cur static mouse
. dbf database file dBase, FoxBase, Access
.dll application extension
.doc document file Word
.dwg AutoCAD file AutoCAD
.eps Illustrator picture file Adobe Illustrator
.exe executable file self-execution
.fon font file
.gb GB code file Nanjixing word processing
p>.get Getright temporary file
.gif 256-color image file drawing/viewing software
.gz Compressed file Winzip for UNIX or LINUX
.hqx Macintosh File Stuffit Expander
.htm Web Browser
.html Web Browser
.ico Icon
.ini Configure and set up notebook or WordPad
.ipx IPX presentation file browser and install IPX plug-in
.jiff image file drawing/viewing software
.jpeg Compressed image file drawing/viewing software
.jpg Compressed image file drawing/viewing software
.js javascript
.lnk Shortcut connection file connection file corresponding program
.m3u Winamp playlist Winamp
.mid Sound file Windows media Player
.vod Quicktime Image file Quick Time
.mp3 Compressed music file Winamp
.mpeg Image Windows media Player
.mpg Image Windows media Player
.njx NJX document NJX word processing
.pcb Electronic circuit diagram design file Protel PCB
.pdf Portable document format, containing pictures, text, etc. Adobe Acrobat, Adobe Acrobat Read
er
.pm5 PageMaker 5 layout file Page Maker
.ppt Power Point file Microsoft Power Point
.ps GhostScript
.psd Photoshop file Adobe Photoshop
.pub Publisher typesetting file Microsoft Publisher
.qt Quicktime image file Quick Time
.ra Real Audio sound file Real Audio
.ram Real Audio image file Real Audio
.rar compressed file Winrar
.rsf Richwin font file
.sch electronic schematic design file Protel Schematic
.scr Screen saver file
.sea Macintosh startup file
.sit Compressed Stuffit Expander
.swf Flash animation file browsing Install Macromedia flash plug-in
.sys system file
.tar UNIX compressed file Winzip
.tif high-quality image file drawing/viewing software
.tiff high-quality image file drawing/viewing software
.tmp temporary file can be deleted
.ttf font file
.txt plain text file notebook or all word processing systems
.vbs Visual Basic programming file Microsoft Viasual Basic
.viv VIVO image file browser with VIVO plug-in
.vqf Compressed sound file Yamaha SoundVQ Player
.wav Uncompressed sound file Windows media Player
.wk1 Lotus 123 trial calculation software file Lotus 123, Excel
.wq1 Q-Pro trial calculation software file Q-Pro, Excel
.wri Write text document Word
.xls Excel trial calculation software file Microsoft Excel
.Z UNIX compressed file Winzip
.zip compressed file Winzip
Image file:
bmp Windows or OS/2 Bitmap
clp Windows Clipboard
cup Dr. Halo
dib Windows or OS/2 DIB
emf Windows Enhanced Meta file
eps Encapsulated PostScript
fpx Flash Pix
gif Compuserver
iff Amiga
img GEM Paint
jpg JPEG - JFIF Compliant
lbm Deluxe Paint
mac Mac Paint
msp Ma
crosoft Paint
pbm Potable Bitmap
pct Macintosh Pict
pcx Zsoft Paintbrush
pic PC Paint
png Portable Network Graphics
ppm Portable Pixelmap
psd Photoshop
psp Paint Shop Pro Image
ras Sun Raster Image
raw Eaw File format
rle Windows or CompuServer RLE
sct SciTex Continuous Tone
tga Truevision Targa
tif Tagged Image file format
wmf Windows Meta File
wpg WordPefect Bitmap
.ACA
Role document used by Microsoft's agent
.ace
A compressed format document with a compression rate even higher than WinRAR. It can be opened using tools such as WINACE
.acf
System management configuration
p>.acm
Audio compression management driver provides encoding and decoding functions for various sound formats for Windows systems
.acs
Same as .acm, but saved locally
.ADE
Microsoft Access Project Extension
.ADN
Blank project template for Microsoft Access
.ADP
Microsoft Access project
.aif
Sound file supports compression and can be played using Windows Media Player and QuickTime Player
.AIF
Audio files, use Windows Media Player to play
.AIFC
Audio files, use Windows Media Player to play
p>
.AIFF
Audio file, played using Windows Media Player
.ani
An animated cursor file extension, such as an animated hourglass.
.ans
ASCII character graphic animation file
.ap
Application file, existing in Dbase, Foxbase, Foxpro system software Environment
.app
Application files exist in the environment of Dbase, Foxbase, and Foxpro system software
.arc
One An earlier compressed file, you can use WinZip, WinRAR, PKARC and other software to open
.arj
compressed files. You can use WinZip, WinRAR, PKARC and other software to open
.art
It is the most commonly used image format in America Online. If you use Windows 2000, you must install a patch to view it
.asc
ASCII text files that can be processed by all types of word processing components.
Some systems may also use these file extensions to indicate that the file contains image information
.asf
Data files or Lotus 1-2-3 Screen file
.asf
The video stream supported by Microsoft Media Player can be played using Windows Media Player
.ash
Assembly language include files, similar to .h files in C/C
.asm
Assembly language source program files, generally compiled using MASM or Turbo ASM
.asp
Microsoft's video streaming files can be opened using Windows Media Player
.asp
The Active Server Page proposed by Microsoft is a server-side script that is commonly used For large-scale website development, it supports database connections, similar to PHP. It can be written using Visual InterDev and is currently very popular
.asx
Shortcut to Windows Media media files
.au
It is a commonly used sound file format on the Internet. It is mostly created by Sun workstations and can be played using the software Waveform Hold and Modify. LiveAudio in Netscape Navigator can also play .au files
.avi
A Windows multimedia file format using the Microsoft RIFF specification for storing sounds and moving pictures
.awd
Fax browsing document, used for fax display
.awp
Fax keyword browser
.aws
Fax Signature Viewer
.adm
ADM_auto file
.b64
Base64 encoded Files can be encoded using WinZip
.bak
Backup files are generally auxiliary files created automatically or through commands. They contain the latest version of a file and have The same file name as this file
.bas
Basic language source program file can be compiled into an executable file. The current Basic development system is Visual Basic
.bat
Batch file, in MS-DOS, the .bat file is an executable file, consisting of a series of commands, which can include calls to other programs
. bbs
Electronic bulletin board system article information file
.bfc
Windows briefcase file
.bin
Binary file, its use depends on the system or application
.bmp
Bitmap bitmap file, which is the own format developed by Microsoft Paint and can be used by a variety of Windows and Supported by the Windows NT platform and many applications, it supports 32-bit color and is a resource file format used to create icons for Windows interfaces.
.bw
It is a black and white graphics file format that contains various pixel information
.c
C language source program file , compiled under the C language compiler using
.cab
The compressed package format developed by Microsoft, commonly used in software installation programs, uses the utility program that comes with Windows, Extract.exe It can be decompressed, WinZip, WinRAR, etc. all support this format
.cad
AUTOCAD graphics file
.cal
Calendar files in Windows
.cbx
Tag files exist in the environment of Dbase, Foxbase, and Foxpro series software
.cda
CD audio track saved on AudioCD
.cdf
Internet Explorer channel file
.cdr
CorelDraw A graphics file format, which is a graphics image file format that can be used in all CorelDraw applications
.cdx
index file, which exists in Dbase, Foxbase, and Foxpro systems In the software environment
.cfg
Configuration file, a file used by the system or application software to configure its own functions and characteristics
.chm
Compiled HTML file, often used to create help files and electronic documents
.clp
The file format in the clipboard under Windows
.cmd
The batch file for Windows NT/2000 actually has the same function as the BAT file, but is just to be different from the BAT under DOS/Windows 9x
.cmf
Sound card standard music files, FM synthesizers, etc. can be played back
.cnf
NetMeetting conference connection file
.cnt
Online help file directory index file, usually saved together with the .hlp file of the same name
.col
A color palette created by programs such as Autodesk Animator and Autodesk Animator Por File format, which stores the RGB values ??of various items in the palette
.com
DOS executable command file, generally less than 64KB
. cpd
Fax cover file
.cpe
Fax cover file
.cpi
International code page, Used to provide code page information for the corresponding country
.cpl
Control panel extension file, used by Windows operating system
.cpp
C language source program, a very powerful language, has corresponding development systems on various platforms
.crd
Card files in Windows
. crd
Card file in Windows
.crt
Certificate authentication file used for security
.csv
Comma-delimited text file, generally used for data exchange between different applications
.cur
Cursor resource file format under Windows, cursor editing software can be used Edit
.css
Text/css file
.dat
data file for use in the application
.dat
Pictures in VCD
Like sound files, VCD playback software can be called, or played through VCD machines
.dbf
Database files, databases generated by Foxbase, Dbase, Visual FoxPro, and other database processing systems File
.dcx
Fax browsing document file
.ddi
Image files, DUP, HD, IMG and other tools can be expanded
.dev
Device driver
.dib
Device-independent bitmap file, which is a file format whose purpose It is to ensure that bitmap graphics created with a certain application can be loaded or displayed by other applications
.dir
Directory file
.dll
Windows dynamic link libraries are almost everywhere, but sometimes conflicts between different versions of DLLs can cause various problems
.doc
Yes Documents created by Word, the word processing software in Microsoft Office, which currently has the highest market share
.dos
Some system files of MS-DOS retained by Windows
.dot
The document template file of Microsoft Word can simplify the creation of documents in some common formats through templates, and can embed VBA programs to realize certain automation functions
.drv
Device driver file, used in various systems
.dwg
AutoCAD drawing file, also a format supported by many drawing software. Commonly used to share data
.dxb
A graphics file format created by AutoCAD
.dxf
Graphics exchange format , a computer-aided design file format, originally developed for use with AutoCAD to facilitate the transfer of graphics files between applications. It stores graphics in ASCII mode and is very accurate in expressing the size of graphics
.der
Certificate file
.dic
Txt file
.emf
By Microsoft The overall design goal of the Windows 32-bit extended metafile format developed by the company is to make up for the shortcomings of the *.wmf file format used in Microsoft Windows 3.1 (Win16) and make metafiles easier to use
.eps
A graphics file format described in the PostScript language. It is saved as a text file and can print high-quality graphics images on a PostScript graphics printer. It can represent up to 32-bit graphics images
.err
Compilation error file, exists in Dbase, Foxbase, Foxpro series software environments
.exe
executable file, Although the suffix name is the same, it has different formats and versions
.exp
The display card driver used by 3DS
.exc
Txt file
.fky
Key macro file, existing in the environment of Dbase, Foxbase, Foxpro series software
.flc
Animation files of Autodesk Animator and Animatorpro support 256 colors, the largest image pixel is 64000*64000, support compression, and are widely used in animation sequences in animation graphics, computer-aided design and computer game applications
.fnd
Saved search results
.fon
Lattice
Font file
.for
Fortran language program
.fot
Shortcut key pointing to the font
. fp
Configuration file, exists in the environment of Dbase, Foxbase, Foxpro series software
.fpt
Remarks field file, exists in Dbase, Foxbase, Foxpro In the environment of series software
.frt
Report file exists in the environment of Dbase, Foxbase, Foxpro series software
.frx
Report file, exists in the environment of Dbase, Foxbase, Foxpro series software
.fxp
The compiled program exists in the environment of Dbase, Foxbase, Foxpro series software
.h
C language source program header file
.hlp
Windows application help file
.hqx
Macintosh uses BinHex to encode binary files into 7-bit text files. Most Macintosh files appear as .hqx (.bin is rarely used). In Macintosh, you can use StuffIt Expander to .hqx decoding, you can use BinHex 13 decoding in Windows
.ht
HyperTerminal
.htm
Save hypertext description Language text files, used to describe various web pages, open using various browsers
.html
Same as .htm files
.icm
Image color matching description file
.ico
Icon files in Windows can contain multiple formats of the same icon and are created using icon editing software
.idf
MIDI instrument definition
.idx
Index file, exists in the environment of Dbase, Foxbase, Foxpro series software
.iff
File Interchange Format file. This file format is mostly used on the Amiga platform. On this platform, it can store almost all types of data. On other platforms, IFF The file format is mostly used to store image and sound files
.image
MACintosh disk image files, commonly seen in FTP outlets of Macintosh machines, and processed by Shrink Wrap in Macintosh
p>.ime
Input method file under Windows
.img
Disk image file, open with HD-COPY, WinImage and other tools It can then be restored to a disk
.inc
Assembly language include file, similar to .H file in C/C
.inf
Software installation information under Windows, the standard installation program of Windows installs software, drivers, etc. according to the installation information in this file
.ini
In Windows Initialization information file, not used much anymore, new applications save settings in the system's registry
.jar
A compressed file, a new version of ARJ, However, it is not very popular. You can use WinJar, Winrar, etc. to open it
.jpeg
A kind of image compression file, the same as .jpg
.jpg
The static image compression standard formulated by the Static Image Expert Group has a high compression ratio and is widely used. It can be created using image processing software such as PhotoShop
p>
.job
JobObject
.jfif
Jpeg file
.kbd
Keyboard Layout file
.lmb
A graphics file format used in Deluxe Paint, its encoding method is similar to *.iff
.lnk
Shortcut, this file points to another file. Each item in the program folder of the start menu is an LNK file
.log
Log file, usually used Record some events
.lzh
An ancient compressed file that can be opened with WinRAR
.mac
Macintosh A medium grayscale graphics file format used in Macintosh Paintbrush, its resolution can only be 720*567
.mag
Graphics file format
.mcc
Dialer10CallingCard (calling card file)
.mci
MCI command set
.mdb
The database format used by Microsoft Access is a very popular desktop database
.men
In-memory application file, which exists in the environment of Dbase, Foxbase, and Foxpro series software
.mid
Audio compressed files were once very popular, but are rarely used in current software
.mif
MIDI instruments
p>.mmf
Microsoft mail, relatively rare
.mnt
Menu file, exists in the environment of Dbase, Foxbase, Foxpro series software
.mnx
Menu file, exists in the environment of Dbase, Foxbase, Foxpro series software
.moov
QuickTime or Apple The film and television format of the machine can be played by Sparkle, FastPlayer, MoviePlayer and other software on Macintosh, and can be played by Quicktime on Windows
.mov
Movie files using Apple's QuickTime format can be played on Macintosh It can be played by Sparkle, FastPlayer, MoviePlayer and other software in Windows. It can be played by Quicktime in Windows.
.movie
QuickTime or the film and television format of Macintosh. It can be played by Sparkle, FastPlayer, MoviePlayer in Macintosh. It can be played by other software, and can be played by QuickTime in Windows
.mp3
Audio files compressed using the MPEG-1 Layout 3 standard are the main compressed audio files on the Internet. It has the characteristics of extremely high compression rate and low distortion. It is currently the main file format for music piracy, but it is currently challenged by new standards such as VQF and WMA.
.mpg
Adopts MPEG -1 standard compressed video file, which is very similar to the format used by VCD. It provides CD-quality audio signals and a video resolution of 320*240. Most current media player software can play it, including Microsoft's WMV8 and MPEG-4 compressed AVI. file is its strong competitor
.mpt
A graphics file format used in Macintosh
.msg
Microsof
tMail document
.msk
A graphics file format in Animator Pro that contains a bitmap graphic
.msn
Microsoft network files
.mmm
Mplayer
.mlv
MPEG files
.mak
Mak file
.man
Application/x-trof-man format file
.mpa
MPEG file
.mpe
MPEG file
.nws
Microsoft Internet News Message
.obj
Object code
.opt
Is the graphics file format created by Animator Pro
.ovl
Due to the software Executable files with many functions and small memory that cannot be loaded into memory at once may have ovl files with the same file name
.obd
Office.binder.95
.obt
Office.Binder.Template
.obz
Office.Binder.Wizard
.ofn p>
Office.File.New
lt;!--Top table--gt;.qic
Microsoft Backup Policy
.qpr
Query files, used in the environment of Dbase, Foxbase, Foxpro series software
.qpx
Query files, used in the environment of Dbase, Foxbase, Foxpro series software Use
.qt
Macintosh's QuickTime film and television format, which can be played by Sparkle, FastPlayer, MoviePlayer and other software on Macintosh, and can be played by Quicktime on Windows
.qtm
Animation file, this file format was developed by Apple Computer Company and is supported by Apple Macintosh and Microsoft Windows platforms. It supports 25-bit color, the maximum image resolution is 64000*64000, and supports compression. Used to save audio and motion video information
.que
QueueObject
.rar
The compressed file format and compression rate provided by WinRAR More than ZIP, it also provides richer functions
.rec
Recorder macro file under Windows
.reg
Windows 95 system and application registration files. Although this file is saved as a plain text file, there are still version problems. Different operating systems use different REG file versions
.rif
RTF format (Rich Text format) file
.rle
A compressed bitmap file format. The RLE compression scheme is an extremely mature compression scheme with characteristics It is lossless compression, which saves disk space without losing any image data. However, it takes more time to open this kind of compressed file. In addition, some applications with poor compatibility may not be able to open it. p>
.rm
Video compression files supported by RealPlayer under Windows, very popular streaming video files on the Internet, many real-time
Video news and so on all use this format, but the latest Windows Media Video V8 has launched a powerful offensive
.rmi
MIDI sequence files
.rtf
Rich text format files describe content in plain text and can save information in various formats. They can be created using Wordpress, Word, etc.
.ra
ReadAudio file
.ram
ReadAudio file
.rnk
Rnk file
. rpm
Audio/x-pn-realaudio-plugin format file
.sav
Archive file
.scp
A script file used for automatic dial-up login for Internet dial-up users in Windows systems, which can avoid tedious keyboard input during manual login
.scr
Barrier protection file
p>.sct
Screen file, used in the environment of Dbase, Foxbase, Foxpro series software
.scx
Screen file, used in Dbase , used in the environment of Foxbase and Foxpro series software
.set
Microsoft backup set file is used to save the content, settings and other information to be backed up
. shb
A shortcut to a document
.shs
Fragment. You can drag and drop a piece of text from the WordPad to the desktop to create a fragment, but use Not of much value
.snd
Mac sound file, a sound file format developed by Apple Computer Company, is supported by the Macintosh platform and various Macintosh applications, and supports some compression
p>.spd
PostScript printer description file
.sql
Query file, used in the environment of Dbase, Foxbase, Foxpro series software
.svg
SVG can be regarded as the hottest image file format at present. It is based on XML and was developed by the WorldWideWebConsortium alliance. SVG is a scalable vector graphic
.svx
Amiga sound file, a sound file format developed by Commodore, is supported by the Amiga platform and applications, and does not support compression
.swf
Flash is a product of Micromedia. Strictly speaking, it is an animation editing software. In fact, it produces an animation with the suffix .swf. This format of animation can express rich multimedia forms in a relatively small size. , and can also achieve a "combined" state with HTML files
.swg
Virtual memory swap file, used by the operating system
.sys
System files, drivers, etc., have different definitions in different operating systems
.slk
Excel.SLK
. sit
Application/x-stuffit format file
.taz
is a TAR file compressed in .Z format
.tbk
Temporary database file, used in the environment of Dbase, Foxbase, Foxpro series software
.tga
Image file, the structure of this file format is relatively simple and belongs to A universal format for graphics and image data that has had a great impact in the field of multimedia, including the conversion of computer-generated images to television
A preferred format
.tgz
Winzip
.tif
Same as tiff
.tiff
Image file, this image format is complex, has a lot of storage content, and takes up a lot of storage space. Its size is 3 times that of a GIF image and 10 times that of the corresponding JPEG image. It was first popular on Macintosh and is now mainstream on Windows. Image applications all support this format
.tmp
Temporary files are generally files for temporary use generated by the system and applications. When the system and applications exit, they will be automatically Delete the temporary files created by it. If it exits abnormally, the temporary files may remain on the disk. In a single-task system, they can be deleted immediately. In a multi-task system, temporary files that are not in use should be deleted
.trn
Translation file
.tsp
Telephone service provider
.ttf
Font files in TrueType format can be viewed using FontView.Exe
.txt
Text files
.ttc
Ttc files
p>
.tar
Winzip
.url
InternetShortcut (shortcut to URL address on the internet)
.uls
ULS file
.vbx
Microsoft Visual Basic language control
.vcd
Virtual optical drive CD image file produced by the tool
.ver
Version description, a file used to describe the version information of a certain software. The content varies from software to software
. voc
Sound file. This file format was developed by Creative Labs. It is supported by Windows and DOS platforms and supports compression
.vxd
Virtual device driver , very common in Windows operating systems, is an important system file
.vir
Vir file
.vsd
Visio. Drawing.4
.vss
Visio.Drawing.4
.vst
Visio.Drawing.4
.vsw
Visio.Drawing.4
.wab
Address book file, used by the address book program in the system
.wav
Audio file, this file format is a resource format used to save audio information on Windows. It is played by Waveform Hold and Modify or Navigator, or "media player" in Windows. There are many encodings. method, a corresponding decoding program is required to play the
.win
window file, which is used in the environment of Dbase, Foxbase, and Foxpro series software
.wmf
A common metafile format in Microsoft Windows. It has the characteristics of short files and stylized patterns. The entire graphics is often spliced ??together from independent components, but the graphics are often rough and Editing can only be called in Microsoft Office
.wpc
WordPad document conversion
.wps
Wps text files, there are many version, you can use Wps Office, Wps 2000, etc. to open
.wri
Windows writing
Wordpad document
.wll
Word.Addin
.wbk
Work.Backup
.wiz
Word.Wizard
.wht
Whiteboard
.xab
Microsoft Email Address Book
.xbm
A graphics file format created by Animator Pro that contains information used to describe a series of points of a polygon
.xif
Documents generated under Xifimage
.xla
EXCEL.Addim
.xlk
Excel.Backup
.xlc
Excel.Chart.5
.xlb
Excel.Sheet.5
.xlc
Excel.Chart.5
.xlt
Excel.Template
.xlv
Excel.VBAModule
.xlw
Excel.Workspace
.xll
Excel.XLL
.xlm
Excel .Macro.Sheet
.z
A compressed file
.zip
is the most common file compression format in DOS/Windows , which is also a standard compression format on the Internet and can contain paths and multiple files