navit : An open-source car navigation system with a routing engine ( http://www.navit-project.org )
opencpn : a free, open source software for marine navigation ( https://opencpn.org/ )
opencpn-plugin-aisradar : AIS Radar View Plugin for OpenCPN ( https://github.com/rgleason/AISradar_pi )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a booboo
For Paludis use this rsync : rsync://gentoo.zugaina.org/booboo-portage
If you have a problem : ycarus(-at-)zugaina.org