File extension: It is a mechanism used by the operating system to mark the file format. Typically, an extension follows the filename, separated by a delimiter. In a file name like "readme.txt", readme is the file name and txt is the extension, indicating that the file is a plain text file.

[Extension list]

.001;002;003... Super Star Browser

.!!!...Netants temporary file, Not downloaded

.a4p .a5p is the original AUTHERWARE file, AUTHERWARE (software) must be installed

.aiff ...Windows Media Player

.ani. ..Animated mouse

.ans...Notepad

.ape...Monkey s audio;Winamp 2.81 or above

.arj.. .Compressed file ARJ

.asp...IE or other web browsers

.au...Windows Media Player

.avi...Media player; Kingsoft Video Player (if it cannot play, please install the divx plug-in)

.bik...bink player;RADGameTools

.bin...daemon tool virtual CD player

.bmp...Paint (Windows attachment)

.box...Lotus Notes

.c Turbo...C;Notepad

.caj...Cajviewer

.ccd...daemon tool

.cdr. ..Corel DRAW;freehand

.chm...Windows help file, you can open it directly

.cmb...ComicGURU

.cpp... C++; Notepad

.cue...daemon tool

.cur...Static mouse

.Dat...Uncertain opening method (Data files in various formats are possible)

.db...SQL database file

.dbf...Foxbase;Dbase;Visual FoxPro

.ddb...Protel 99 se engineering drawing software

.dfi...Oriental CD-ROM Magician

.doc...Microsoft Word

.dwg...AutoCAD engineering drawing software

.em...loutlook

.fla...Macromedia Flash 6

.gba...game Boy advanced files, game emulator

.gho...Norton Ghost

.gif...Acdsee;Internet Explorer

.hlp... Windows help file can be opened directly

.htm...Internet Explorer

.ico...Windows icon, AcdSee

.img... daemon tool;Winimg

.inf;.ini...Notepad

.iso...UltraISO;WinISO

.jpg;.jpeg .. .Acdsee;Internet Explorer;Other image browsing software

.js...Notepad;DreamWeaver

.lrc...Notepad

.m3u. ..Winamp

.mdf...daemon tool;Fantom CD;Alcohol;ms sql server

.mht...Internet Explorer

.mid. ..Winamp;Windows Media Player and other players

.mov...quick time

.mp3...Winamp;Media player

.mpg ;.mpeg... Windows Media Player;Kingsoft Shadowmaster 2003

.nfo...WordPad;DAMN.NFO.Viewer.v2.0

.njx... Nanjixing

.nlc...Book Reader for NLC

.nrg...demon tools (image file of ahead nero recording software)

.ods ...Microsoft Outlook

.opt...Microsoft Developer Studio

.out...Turbo C;Notepad

.pcb...protel 99 se

.pdf...AdobeReader

.pdg...Super Star Book Browser ssreader

.php;php3;php4...php script File extension

.pps...powerpoint

.ppt...Microsoft PowerPonit

.pqi...drive image

.prc...prc editor3.1

.prj...3D Studio(DOS)

.prz...Freelance Mobile Screen Show Player

.ps...GSVIEW

.psd...Adobe Photoshop

.qt... Quick time

.r01,r02.. ..WinRAR (opening one of the others will automatically decompress)

.rar...WinRAR

.RAW...media player;Kingsoft Shadowmaster

.rmvb;.ra...The latest realone player (available on 61)

.rpm.. .Linux installer

.sch...Protel 99 se

.scr...Windows screen saver, executable file in this environment

.sfv ...quicksfv;sfv32w

.srt...Vobsub

.swf...Flash player

.tgz...Winzip

.ti...facdsee

.tiff...Windows image file

.tmp...temporary file, can be deleted

.ttf...Open Type

.txt...Notepad

.ur...lInternet Explorer

.vcd...daemon tool < /p>

.vip...Vip Browser

.vsd...Visio

.wav...Windows Media Player

. wdl...DynaDoc Reader v4.25S Chinese version

.wpd...Word;frontpage;Quick Viewer

.xls...Microsoft Excel

.zip...Winzip;WinRAR

Additional..

*.cda Use cd playback software

*.ceb Use Founder's Apabi Reader

*.DCP uses DcpReader

*.dxf, dwg uses AutoCAD

*.ets uses Very Good Print

*.GB uses ReadBook or Electronic novel reader

*.gdb uses Interbase Database

*.gs GSView

*.html, htm, asp mht, asp, php uses ie < /p>

*.bin, iso, cue, vcd, ccd, img Use winiso to browse, run deamon, and use burning software to burn

*.mp123, au, aiff, etc. use winamp

*.mpeg, avi, wmv, wma, mpa, asf use windows media player9.0

*.srm uses e-book library

*.vdx, vsd uses visio

*.wps uses Kingsoft wps

*.wdl uses Huakang Browser