strict digraph {

design -> spec -> code -> compiling;
spec -> data -> compiling;
spec -> media -> compiling;

compiling -> source -> src_tar;
compiling -> static_bin -> static_tar;

src_tar -> BSD;
src_tar -> slack;
src_tar -> gentoo;
src_tar -> arch;
src_tar -> deb -> ubuntu_deb;
src_tar -> rpm_rh;
src_tar -> rpm_suse;
src_tar -> zeroinstall;
static_tar -> bin_release;
static_tar -> click;
static_tar -> gnome_app;

src_tar [shape=box;color=green];
bin_release [shape=box;color=green];

}