Here is the content of graphics_module.txt used in building Impilo 8.04.
# # Graphics tools for Impilo # gimp gimp-data gimp-dcraw gimp-helpbrowser gimp-help-common gimp-help-fr gimp-help-en gimp-data-extras gimp-gutenprint gimp-plugin-registry ghostscript inkscape imagemagick xfmedia xfmedia-remote-plugin xsane xsane-doc