File Extensions

It will be beneficial for you to one day to know some of the basic file extensions such as PDF which is visible by ALL computers. By the way you use adobe aecrobat to view these files and it was created to make a universal extension. What is an extension? Basically when u pull up explorer the file homework.txt the txt is the extension and tells you that it is a text document and that you can open it in notepad. The following is a list of file extensions for your refrence

URL: http://ac.dal.ca/~dong/contents.html

 
      B: binary file
      A: ASCII file
      < >: Recommend software


Extension   	Description            File     How to use  
                                    type     the file  

     
.acr            ACR-NEMA medical       B
                 image file
.aif(c)         sound (Apple, SGI)     B        sound player    
.aif(f)         sound (Apple, SGI)     B        sound player
.arc            DOS compression        B        decompress 

.arj            compressed             B        decompress 

.art            First Publisher
                 Clip Art file
.ASC            image                  B        image viewer    
.au             music                  B        ULAW player 

.avi       	video (MS Windows)     B        avi viewer 

.avr       	sound                  B        sound player
.avs       	animation              B        image viewer
.bac       	binary backup          B                          
.bas       	Basic file             B        run in QBasic
.BBM       	image                  B        image viewer 

.bck       	VMS backup             depends
.BIG       	Chinese (old version)  B        Chinese viewer 

.BIG5           Chinese (old version)  B        Chinese viewer 

.BMF       	image                  B        image viewer 

.bmp       	picture (Bitmap)       B        picture viewer 

.BOO       	image                  B        image viewer 

.byu       	movie byu file         B
.CGM      	Computer Graphics    
           	 Metafile              B        CGM viewer       
.clp       	picture                B        picture viewer 

.cmf       	music                  B        music player 

.com       	compressed             B        decompress 

.com       	executable file        B        type the file name to run
.com       	VMS command file       B
.cpt       	Macintosh Compressed   B        decompress
.CUR       	image                  B        image viewer
.CUT       	image                  B        image viewer 

.dat       	VMS data file              
.des       	text                   A        word processor
.DCS       	image                  B        image viewer
.DIB       	picture (Bitmap)       B        picture viewer 

.dig       	text                   A        word processor
.dl        	animated picture       B        dl viewer 

.dlg       	image                  B        image viewer
.DMS       	compressed             B        decompress
.doc       	text                   A        word processor
.dvi            special TeX text       A    
.dwc       	archive                B        decompress 

.DWG  		image                  B        image viewer
.dxf       	ASCII Drawing          A        

           	 Interchange
.eps       	Encapsulated Post-     B        PostScrip viewer
           	 Script image               
.euc       	Japanese (Kanji)       B        Japanese reader
.exe       	self-extracting file   B        type "filename" to run 
.exe       	executable file        B        type "filename" to run
.F         	Freeze for UNIX        B        unfreeze 

.fac      	picture                B        picture viewer 

.fit(s)         image                  B        image viewer 

.flc       	animated picture       B        picture viewer 

.fli       	animated picture       B        picture viewer 

.flx       	image                  B        image viewer 

.fssd           sound                  B        sound player
.gds       	image                  B        image viewer 

.gb        	Chinese                B        Chinese viewer 

.gif       	picture                B        picture viewer 

.gl        	animated picture       B        picture viewer 

.gry       	picture                B        picture viewer 

.gz        	compressed             B        decompress 

.gzip           compressed             B        decompress 

.h         	text                   A        word processor
.ha        	compressed             B        decompress
.ham       	image                  B        image viewer 

.hlb       	VMS help libraries     A
.hlp       	VMS help files         A
.HPK       	compressed             B        decompress 

.hqx       	Macintosh compressed   B        decompress 

.HRZ       	image                  B        image viewer 
  
.HYP       	compressed             B        decompress 
 
.hz        	Chinese                B        Chinese viewer 

.ibm       	picture                B        picture viewer 

.ice       	archive                B        decompress
.ico       	image                  B        image viewer 

.ief       	image                  B        image viewer     
.iff       	many types of binary   B        image viewer
           	 data 
.IMG       	picture                B        picture viewer 

.ish       	compressed             B        decompress 

.jas       	image                  B        image viewer (Paint Shop Pro>
.JBIG           image                  B        image viewer
.JFI       	image                  B        image viewer
.jis       	Japanese               B        Japanese reader
.jpc      	picture                B        picture viewer 

.jpg       	picture                B        picture viewer 

.LBM       	image                  B        image viewer 

.lbr       	archive                B        decompress 

.lha       	compressed             B        decompress 

.lis       	program listing        A        DOS editor
.lm8       	picture                B        picture viewer 

.LZH       	compressed             B        decompress 

.LZS       	compressed             B        decompress 

.LZX       	compressed             B        decompresse
.lzw       	LHWarp archive         B        decompress
.MAC        	picture                B        picture viewer 

.mag       	picture                B        picture viewer 

.man      	text manual            A        word processor
.map       	image                  B        image viewer
.MAT       	sound                  B        sound player 

.md        	compressed             B        decompress 

.mgf       	image                  B        image viewer
.mhg       	multimedia             B        multimedia player
.mid       	music                  B        midi player 

.mki       	picture                B        picture viewer 

.mod       	music                  B        mod player 

.mp2       	audio                  B        audio player
.mpa       	audio                  B        audio player
.mpg       	multimedia             B        mpeg player
.mps       	multimedi              B        mpeg player
.mrb       	image                  B        image viewer
.MSP       	mage                   B        image viewer
.MTM  		sound                  B        sound player
.mtv       	picture                B        picture viewer
.nff       	image                  B        image viewer
.nst      	sound                  B        sound player
.off       	image                  B        image viewer
.omf       	image                  B        image viewer
.pak       	compressed             B        decompress 

.pbm       	picture                B        picture viewer 

.pcd       	Kodak photo CD         B        picture viewer 

.pcc       	image                  B        image viewer 

.pcm       	sound                  B        sound player 

.pct       	picture                B        picture viewer 

.pcx       	picture(Paintbrush)    B        picture viewer 

.pdf       	image                  B        Acrobat Reader
.pds       	picture                B        picture viewer 

.pgm       	picture                B        picture viewer 

.pic       	picture                B        picture viewer 

.pict           picture (Macintosh)    B        picture viewer
.pit       	Macintosh compressed   B        decompress
.pm        	picture                B        picture viewer 

.png       	image                  B        image viewer
.pnt       	MacPaint               B        image viewer
.pol       	music                  B        music player
.pp        	Amiga compressed       B        decompress 

.ppm       	video                  B        picture viewer 

.ps/.psid  	picture/text           B        picture viewer 

.ps        	laser printer file     A        word processor
.ras       	picture                B        picture viewer 

.RAX       	image                  B        image viewer 

.RAW  		animated picture       B        picture viewer 

.rgb      	picture                B        picture viewer 

.rmi       	sound                  B        sound player
.rle       	picture                B        picture viewer 

.ROL       	sound                  B        sound player
.s3m       	sound                  B        sound player
.scx       	image                  B        image viewer (CShow>
.sdn       	shell archive          B        decompress 

.sea       	self-extracting (Mac)  B        type "filename" to run
.sf        	sound                  B        sound player
.sgi       	picture                B        picture viewer 

.shar           shell archive          A        unshell 

.shg       	image                  B        image viewer
.SHK       	compressed (Mac)       B        decompress
.sit       	compressed (Mac)       B        decompress
.snd       	music                  B        music player 

.sqz       	squeeze for MSDOS      B        decompress
.?q?       	squeeze                B        decompress
.stm       	sound                  B        sound player
.tar       	tape archive           B        untar
.tar.gz    	compressed tar         B        decompress and untar
.tar.Z          compressed tar         B        decompress and untar
.tdo       	compressed             B        decompress 

.TGA       	picture                B        picture viewer 

.tif(f)         image                  B        image viewer
.txt       	text                   A        word processor
.uc2       	compressed             B        decompress 
   
.ul        	sound                  B        sound player
.UTL       	sound                  B        sound player
.uue       	uuencoded              A        decode 

.uud       	uudecoded              B
.vic       	picture                B        picture viewer 

.vik       	picture                B        picture viewer 

.vis       	picture                B        picture viewer 

.voc       	sound                  B        sound player
.WAV  		sound                  B        sound player 

.WMF  		image                  B        image viewer
.XBM       	picture (X Windows)    B        picture viewer 

.xm        	sound                  B        sound player
.xpm       	picture                B        picture viewer 

.XWD  		image                  B        image viewer
.Y         	compressed             B        decompress 

.yuv       	image                  B        image viewer 

.Z         	compressed             B        decompress
.zip       	compressed             B        decompress 

.zoo       	compressed             B        decompress 

.zw        	Chinese                B        Chinese viewer

For more extensive image file formats, please check

href="http://www.cica.indiana.edu/graphics/image.formats.html"