Virtualbox and vagrant on ubuntu

Oracle VM VirtualBox is a free and open-source hypervisor for x86 computers currently being developed by Oracle Corporation.
VirtualBox may be installed on a number of host operating systems, including: Linux, macOS, Windows, Solaris, and OpenSolaris.

Vagrant is an open-source software product for building and maintaining portable virtual software development environments for VirtualBox, Hyper-V, Docker containers, VMware, and AWS which try to simplify software configuration management of virtualizations in order to increase development productivity. Vagrant is written in the Ruby language, but its ecosystem supports development in almost all major languages.

To install Virtualbox-5.2 and vagrant-2.1.1

Update ubuntu packages

 sudo apt-get update && sudo apt-get dist-upgrade && sudo apt-get autoremove

Install headers

 sudo apt-get -y install gcc make linux-headers-$(uname -r) dkms

Add virtualbox repository and key

 wget -q https://www.virtualbox.org/download/oracle_vbox_2016.asc -O- | sudo apt-key add -

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

 sudo sh -c 'echo "deb http://download.virtualbox.org/virtualbox/debian $(lsb_release -sc) contrib" >> /etc/apt/sources.list'

Install virtualbox

 sudo apt-get update

 sudo apt-get install virtualbox-5.2

Verify virtualbox version

 VBoxManage -v

Install extension packages

 curl -O http://download.virtualbox.org/virtualbox/5.2.0/Oracle_VM_VirtualBox_Extension_Pack-5.2.0-118431.vbox-extpack

 sudo VBoxManage extpack install Oracle_VM_VirtualBox_Extension_Pack-5.2.0-118431.vbox-extpack

 VBoxManage list extpacks

Install vagrant

 wget https://releases.hashicorp.com/vagrant/2.1.1/vagrant_2.1.1_x86_64.deb
 sudo dpkg -i vagrant_2.1.1_x86_64.deb

Verify vagrant version

 vagrant -v

To install using ubuntu package list

 sudo apt install virtualbox

 sudo apt install vagrant

Note: If we try to install via package list its going to install old version.

To uninstall virtualbox and vagrant

sudo apt-get remove --purge virtualbox 

sudo apt-get remove vagrant

References:
https://www.virtualbox.org/wiki/Linux_Downloads https://en.wikipedia.org/wiki/VirtualBox
https://en.wikipedia.org/wiki/Vagrant_(software)