Krita-Plugins is a project dedicated to enhence the user experience and set of features of Krita, the painting and image editing application of KOffice, the office suite of the KDE project.
Dither
This filter reduce the number of colors in an image. Then you can save to PNG to get an indexed file. The filter includes different method and different precision to creates the new palette of the image.
Bellow is an image created with the "optimize (4-bits)" palette creator:
Bellow is an image created with the "random" palette creator:
