In this tutorial, we will show you how to list and filter installed packages on Ubuntu. Knowing how to list installed packages on your Ubuntu system can be helpful in situations where you need to install the same packages on another machine or if you want to re-install your system.

We will also show you how to check whether a specific package is installed, count installed packages and find out the version of an installed package.

Although this tutorial is written for Ubuntu the same instructions apply for any Ubuntu-based distribution, including Kubuntu, Linux Mint and Elementary OS


How to List Installed Packages on Ubuntu
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