Note: If your file has an extension not listed here, please contact us as this list is being continually updated.

Electronic Document Files
File Extension	File Type	Created by Program
.pdf	Portable Document Format	Adobe Acrobat
.doc	Word Document	Microsoft Word
.ppt, .pps, .pot	PowerPoint Presentation	Microsoft PowerPoint
.rtf	Rich Text Format	Various
.txt	ASCII Text File	Various
.htm, .html	Hypertext Markup Language	Various

Common Image Formats
File Extension	File Type	Created by Program
.tiff, .tif	Tagged Image File Format	Various
.bmp	Bitmap	Various
.dib	Windows DIB	Various
.wmf, .emf	Windows Metafile, Enhanced Metafile	Various
.jpeg, .jpg	JPEG	Various
.pcx	PCX	Various
.gif	Compuserve Bitmap (GIF)	Various
.cgm	Computer Graphics Metafile	Various
.png	Compuserve PNG	Various
.eps	Encapsulated Postscript File	Various
.ps	PostScript File	Various
.pcd	Photo CD Image	Kodak Photo CD
.pct	Macintosh PICT	Various
.pcx	PC Paintbrush	Various
.psd	Photoshop Image	Adobe Photoshop
.ppf, .pp4, .pp5	Picture Publisher File	Micrografx Picture Publisher, iGrafx Image

Drawing Program Files
File Extension	File Type	Created by Program
.dsf	Designer File	Micrografx Designer, iGrafx Designer
.mgx, .pic, .grf	Clipart, Picture, Graph	Micrografx Designer, iGrafx Designer
.igx	Drawing File	iGrafx Professional
.drw	Drawing File	Micrografx Designer, iGrafx Business
.ds4	Designer 4	Micrografx Designer ver. 4.x
.dxf	AutoCAD Drawing Interchange File	AutoCAD
.dwg	AutoCad Drawing File	AutoCAD
.dwf	Drawing Web Format	Autodesk AutoCAD, Inventor
.dgn	Designer File	Microstation
.fpx	FPX Format
.gem	Digital Research GEM
.hgl, .plt	HP Graphics Language	Hewlett Packard
.cmx, .cdr	Corel Clipart, Drawing File	CorelDRAW
.pfd	Optima File	Optima
.ras	Sun Raster
.sct	Scitex CT
.vsd, .dx	Visio Drawing	Microsoft Visio
.wpg	WordPerfect Graphics File	WordPerfect Graphics
.abc, .af2, .af3	ABC Flowchart	ABC Flowcharter
.ai	Illustrator File	Adobe Illustrator
.flo	Flowchart File	FlowCharter

3D Drawing
File Extension	File Type	Created by Program
.ipt, .iam, .idw, .ipn	Inventor Part, Assembly, Drawing and Presentation Files	Autodesk Inventor
.prt, .asm	Pro/Engineer File	Parametric Technologies Pro/Engineer
.sat	SAT File	Spatial Technologies ACIS
.igs, .ige, .iges	Initial Graphics Exchange Specifications	Various
.s3d	3D File	iGrafx 3D, Micrografx Simply 3D
.stp, .ste, .step	STEP File	Various