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Flatpak
Flatpak is a universal Linux package management system, that is more agnostic than the Linux distributions package management system.
flatpak update
to update the flatpakflatpak list
to list install flatpaksflatpak search package
to search the flatpak repository for for app named packageflatpak uninstall –unused
to remove unused flatpaksflatpak repair
to repair flatpak system