Flatpak

sudo apt install flatpak
flatpak remote-add --if-not-exists flathub https://dl.flathub.org/repo/flathub.flatpakrepo
sudo reboot

flatpak search office

flatpak install org.libreoffice.LibreOffice

flatpak uninstall org.libreoffice.LibreOffice

flatpak update

flatpak run org.libreoffice.LibreOffice

du -hs /var/lib/flatpak
flatpak list --show-details

flatpak uninstall --unused

flatpak install flathub com.github.tchx84.Flatseal
flatpak run com.github.tchx84.Flatseal

Quellen: https://wiki.ubuntuusers.de/Flatpak/, https://flathub.org/apps/com.github.tchx84.Flatseal