Export & Import APT Packages

Export

dpkg --get-selections > packages.list

Export extended

apt-mark showauto > package.states.auto.list
apt-mark showmanual > package.states.manual.list
apt-mark showhold > package.states.hold.list

Import

sudo dpkg --set-selections < packages.list
sudo apt-get update
sudo apt-get -u dselect-upgrade

Import extended

sudo apt-mark auto $(cat package.states.auto.list)
sudo apt-mark manual $(cat package.states.manual.list)
sudo apt-mark manual $(cat package.states.auto.list)