Creating an Atari ST or Amiga Picture with the GIMP

This tutorial will demonstrate how to convert a modern 24 bit color image file into a 16 color Atari ST or 32 color Amiga picture using the GIMP. This will result in images which use the correct matching colors of these classic rival 16 bit computers.

Color Bit Depth Reducer

The Color Bit Depth Reducer is a simple and convenient utility that down converts 24 bit RGB color values to their closest equivalent in a variety of lower bit depths.