Select which platform you will be installing Nagios XI on.
Select Microsoft if you are installing Nagios XI on Windows. You’ll be able to complete the install with a virtual machine, either VMware Workstation Player or Hyper-V.
Vmware OVA download is a pre-configured virtual machine that can be deployed on Vmware Workstation/Sphere/ESX or using Virtualbox.
If you would like to perform a manual installation on a CentOS, RHEL, Ubuntu or Debian Linux server, please choose this download option.