gscan2pdf : GUI to produce PDF or DjVu files from scanned documents ( http://gscan2pdf.sourceforge.net/ )
pdfmod : Simple application for modifying PDF documents. ( http://live.gnome.org/PdfMod )
qreator : Easily create your own QR codes. ( https://launchpad.net/qreator )
toggldesktop : Toggl Desktop app ( https://github.com/toggl/toggldesktop https://www.toggl.com )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a dev-zero
For Paludis use this rsync : rsync://gentoo.zugaina.org/dev-zero-portage
If you have a problem : ycarus(-at-)zugaina.org