gallery : Web based (PHP Script) photo album viewer/creator ( http://galleryproject.org/ https://github.com/gregstoll/gallery2/ )
paperless-ngx : Community supported paperless: scan, index and archive your physical documents ( https://github.com/paperless-ngx/paperless-ngx )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a slonko
For Paludis use this rsync : rsync://gentoo.zugaina.org/slonko-portage
If you have a problem : ycarus(-at-)zugaina.org