But I won't leave you wondering. At the moment, the only format that can be easily viewed on the Web is bitmap graphics, GIF and JPG . There are a few vector formats that can be viewed on the Web, but as of this writing, they all require plugins. Your viewers shouldn't be left in the cold if they don't happen to have a plugin installed. Given the limitations of the bitmap format, you may be wondering why you'd ever use it outside of the Web.
Vector graphics are great because of their easy scaleability.
If you try to print an EPS graphic to a non-PostScript printer, the only thing that will print is the low resolution header. On the Windows platform, WMF is a common vector format. But if you'll be going to a service bureau, chances are they won't know what to make of your WMFs. Related Sites Other File Formats Kodak has good, short explanations of native file formats and the typical file formats used in graphic design. Also, a humorous look at why file formats can be so bewildering to the beginner.