procps : standard informational utilities and process-handling tools ( http://procps.sourceforge.net/ http://gitorious.org/procps )
psmisc : A set of tools that use the proc filesystem ( http://psmisc.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 usr-gentoo
For Paludis use this rsync : rsync://gentoo.zugaina.org/usr-gentoo-portage
If you have a problem : ycarus(-at-)zugaina.org