Our local repository contains all the packages which come with the Linux distribution running on our system, along with ones which we may have downloaded over time. As the name suggests, we use the list function of the apt command to list the packages available on our system Using the apt list command In such an instance, we need to take help of the ‘list’ function of the apt tool. When we wish to use a program or service on our Linux system, we need to know if the required packages are already installed or require installing. Using the apt command to list installed packages on Ubuntu While we get a wide range of functionality with the apt command in Linux, with this tutorial we will focus on one aspect: listing the installed packages using the apt command. The APT can be used through the command line using the ‘apt’ command. APT is responsible for installing, updating, removing and managing packages of Ubuntu and Debian based systems.

The APT was designed to provide a user-friendly, interactive front-end tool for the users to manage packages without the complexity of the dpkg command.

If you have been using Linux for a while, you must have seen the apt command before. The Advanced Package Tool, Or ‘APT’ for short, is the package management service for Ubuntu and Debian based systems.

Apt list installed packages