deborphan
Display orphan packages on operating systems using the APT package manager. More information: https://manpages.debian.org/latest/deborphan/deborphan.html.
- Display library packages (from the "libs" section of the package repository) which are not required by another package:
deborphan
- List orphan packages from the "libs" section as well as orphan packages that have a name that looks like a library name:
deborphan --guess-all
- Find packages which are only recommended or suggested (but not required) by another package:
deborphan --nice-mode