Chris Breen shows you how to use Automator to quickly convert color images to black and white.

This tutorial will show you how to convert color Images to Black and White using GIMP using three different methods.

Title says it all. I want to convert a standard image to a 256-colour bitmap that is NOT an 8-bit (per channel) image file - ie it needs to use a 256-colour palette. Surprisingly, there is no way ...

This not only gives you the freedom to decide whether it will end up as a monochrome image but also opens doors in ...