dovecot : An IMAP and POP3 server written with security primarily in mind ( http://www.dovecot.org/ )
postwhite : Postwhite whitelist script based on spf ( https://github.com/stevejenkins/postwhite.git )
spf-tools : spf-tools writed in bash to make life more fun ( https://github.com/jsarenik/spf-tools.git )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a fidonet
For Paludis use this rsync : rsync://gentoo.zugaina.org/fidonet-portage
If you have a problem : ycarus(-at-)zugaina.org