These ebuilds come from https://github.com/l29ah/booboo.
If you have some problems, go to the official site first.
xmonad : A tiling window manager ( http://xmonad.org )
xmonad-contrib : Third party extensions for xmonad ( http://xmonad.org/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a l29ah
For Paludis use this rsync : rsync://gentoo.zugaina.org/l29ah-portage
If you have a problem : ycarus(-at-)zugaina.org