These ebuilds come from http://dev.gentoo.org/~dev-zero/.
If you have some problems, go to the official site first.
open-xchange-icons-crystal : Open-Xchange Crystal Top Navigation Icon Theme ( http://www.mikefetherston.ca/OX/ )
open-xchange-icons-zenith : Open-Xchange Zenith Top Navigation Icon Theme ( http://www.open-xchange.com/EN/developer/download.htm )
open-xchange-serverpack : A Collaboration and Integration Server Environment ( http://www.open-xchange.com/header/community_area.html )
open-xchange-webpack : A Collaboration and Integration Server Environment ( http://www.open-xchange.org/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a zugaina
For Paludis use this rsync : rsync://gentoo.zugaina.org/zugaina-portage
If you have a problem : ycarus(-at-)zugaina.org