Denu aims to make menu management simple. It detects installed programs and allows arrangement for menus similar accross varying WM/DEs. Denu now is only for gentoo. Other distros will soon be supported.
yapm is a packaging system to automate the generation of Makefiles and rpm.spec files for developers. I will not be working on it again, as i have dumped my redhat distro (and other rpm based distro's) for gentoo