Destop GUI for Ubuntu server

You can install the default Ubuntu desktop (Unity) by executing the following:

sudo apt-get install ubuntu-desktop

There are many desktop alternatives which you may install and use, like:

• Gnome 3 installation: sudo apt-get install gnome-shell
• KDE see Kubuntu installation: sudo apt-get install kubuntu-desktop
• XFCE installation: sudo apt-get install xfce4
• LXDE installation: sudo apt-get install lxde
• Openbox installation: sudo apt-get install openbox
• Gnome Classic (old) a Gnome 3 desktop that looks like Gnome 2 installation: sudo apt-get install gnome-session-fallback
• Ubuntu Gnome (Official flavor) installation: sudo apt install ubuntu-gnome-desktop
• To install a very lightweight desktop environment, just the basic GUI (XFCE): sudo apt-get install xubuntu-desktop (or LXDE: sudo apt-get install lubuntu-desktop for an even lighter GUI)