Installed Software Query

Florian Diesch diesch at
Sat Nov 15 11:26:02 UTC 2008

"Chaman Singh Verma" <csv610 at> wrote:

> How can I get the list of software installed on my present machine so that,
> if something goes wrong
> with this machine, I can install all the software once again on new machine?

This saves the list into installed_software.txt

  dpkg --get-selections > installed_software.txt

and this installs the packages from the list:

  dpkg --get-selections < installed_software.txt && sudo apt-get dselect-upgrade

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