VirtualBox is a powerful Open Source virtualization software from Oracle, Which supports Linux, Windows and Mac OS. Current stable release is VirtualBox 4.3.

Recommended way of installing Virtualbox in Ubuntu / Linux Mint is by adding PPA to your repository.

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Dependency

First install the dependency package to avoid error.



sudo apt-get install dkms



 

To add PPA

Open a terminal and run the following command to download and  install the key from Oracle. Issue the password for the user when prompted.



wget -q http://download.virtualbox.org/virtualbox/debian/oracle_vbox.asc -O- | sudo apt-key add -



 

After installing the Oracle public key, use the below command to add it to your repository.

For Ubuntu 13.10


sudo sh -c 'echo "deb http://download.virtualbox.org/virtualbox/debian saucy contrib" >> /etc/apt/sources.list.d/virtualbox.list'


For Ubuntu 13.04


sudo sh -c 'echo "deb http://download.virtualbox.org/virtualbox/debian raring contrib" >> /etc/apt/sources.list.d/virtualbox.list'

For Ubuntu 12.10



sudo sh -c 'echo "deb http://download.virtualbox.org/virtualbox/debian quantal contrib" >> /etc/apt/sources.list.d/virtualbox.list'



For Ubuntu 12.04



sudo sh -c 'echo "deb http://download.virtualbox.org/virtualbox/debian precise contrib" >> /etc/apt/sources.list.d/virtualbox.list'



For Ubuntu 11.10



sudo sh -c 'echo "deb http://download.virtualbox.org/virtualbox/debian oneiric contrib" >> /etc/apt/sources.list.d/virtualbox.list'



For Ubuntu 11.04



sudo sh -c 'echo "deb http://download.virtualbox.org/virtualbox/debian natty contrib" >> /etc/apt/sources.list.d/virtualbox.list'



 

Once you added the repo using the above command, Update your repository.



sudo apt-get update



To Install

Now install the virtualbox 4.3 using the below command.



sudo apt-get install virtualbox-4.3



 

To install the previous version just replace 4.3 to 4.2 / 4.1 / 4.0 / 3.2 in the above command.

To Open

Go to dash and type Virtualbox, click on the icon. Check the screen shot.

Permanently add virtualbox icon to unity launcher by right-click on it and lock to Launcher. Check the screen shot.

 

check how to manage virtualbox commandline.

Hope this will be helpful for you!!!