catcodec : Decodes and encodes sample catalogues for OpenTTD ( http://www.openttd.org/en/download-catcodec )
grfcodec : A suite of programs to modify OpenTTD's GRF files ( http://dev.openttdcoop.org/projects/grfcodec )
nml : OpenTTD compiler of NML files into grf/nfo files ( http://dev.openttdcoop.org/projects/nml )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a lif
For Paludis use this rsync : rsync://gentoo.zugaina.org/lif-portage
If you have a problem : ycarus(-at-)zugaina.org