<li>FLI - Autodesk Animator Animation</li>
 <li>GEM - GEM IMG</li>
 <li>GIF - Compuserve Interchange File Format, including animated GIFs</li>
 <li>HAM - Amiga Interchange File Format in hardware modes (HAM)</li>
 <li>HMR - GeoTIFF, produced by SW by HMR Inc.</li>

 <li>HPI - Hemera Photo Images, image data as JPEG and alpha channel as PNG processed as 2 separate images.</li>
 <li>HRZ - Slow scan television</li>
 <li>ICN - Images from RIPTerm program</li>
 <li>ICO - MS Windows Icons, including HiColor and T