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Should work on all systems that use dpkg and APT package management.
If you can do better, submit your command here.
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Why not:
dpkg -l | grep ^iBecause dpkg -l | grep ^i will give extra info that you don't want in 'Package List' :)
--get-selections is nice because you can save the output and then send it back into dpkg with --set-selections so you don't have to go remembering all those package names when doing a fresh install.