gimp-dds : DirectDraw Surface (DDS) format plugin for Gimp 2 ( http://code.google.com/p/gimp-dds/ )
gimp-normalmap : Gimp plug-in for converting images into RGB normal maps ( http://registry.gimp.org/node/69 )
gimp-refocus : refocus images using FIR Wiener filtering ( http://refocus.sourceforge.net )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a chemoelectric
For Paludis use this rsync : rsync://gentoo.zugaina.org/chemoelectric-portage
If you have a problem : ycarus(-at-)zugaina.org