What is Cockpit?
Cockpit is a Linux application that allows you to manage Linux itself via the web. As an example, you can see which applications are running or install updates without having to log in to the machine. It also allows you to connect to and control other machines.
Why use it?
It allows you to monitor the system, to have a look at things without having to use a graphical environment and its integration with the terminal makes it flexible and convenient.
How to install?
You can install it easily with only one command
sudo apt-get install cockpit
After installation go to the ip of the machine example
Here is a simple youtube video on how to install and a little review: