foundationdb-bin : FoundationDB is a distributed database designed to handle large volumes of structured data across clusters ( https://www.foundationdb.org/ )
postgresql : PostgreSQL RDBMS ( https://www.postgresql.org/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a phoenix591
For Paludis use this rsync : rsync://gentoo.zugaina.org/phoenix591-portage
If you have a problem : ycarus(-at-)zugaina.org