imvirt is a set of Perl modules and helper binaries used to detect if it is running in a virtualization container. It is able to detect several containers like HyperV, VirtualBox, VMware, QEMU, KVM or Xen.
A set of small tools to assist in the maintenance and tuning of computers running VMware ESX Server both online (real time) and offline (using the VMware supplied "vm-support" script output). --- "VMware ESX Server" & "ESX Server"(tm) VMware, Inc.