history-service : History service to store messages and calls for Ubuntu ( https://launchpad.net/history-service )
telephony-service : Telephony service components for Ubuntu ( https://launchpad.net/telephony-service )
url-dispatcher : Service to allow sending of URLs and get handlers started, used by the Unity desktop ( https://launchpad.net/url-dispatcher )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a unity-gentoo
For Paludis use this rsync : rsync://gentoo.zugaina.org/unity-gentoo-portage
If you have a problem : ycarus(-at-)zugaina.org