*[http://code.google.com/p/newoldtv/downloads/detail?name=retro_computing_gimp_0.0.5.tar.gz ''Retro Computing GIMP filters''] (Python filters for GIMP to create optionally dithered images for the CPC, Spectrum, BBC Micro, C64, and Apple II)
*[https://codeberg.org/lightforce6128/gimp-file-cpp-bin-save''gimp-file-cpp-bin-save''](GIMP plug-in to save images in CPC format)