I think the problem here is not about only installing non-app packages; it's about browsing and searching for those packages. You can't search for CLI packages in GNOME Software, but you can in GNOME PackageKit and Synaptic.
I think the problem here is not about only installing non-app packages; it's about browsing and searching for those packages. You can't search for CLI packages in GNOME Software, but you can in GNOME PackageKit and Synaptic.