vboxmanage-list
List information about the Oracle VM VirtualBox software and associated service.
TLDR
List all VirtualBox virtual machines
$ VBoxManage list vms
Show DHCP servers available on the host system
$ VBoxManage list dhcpservers
Show Oracle VM VirtualBox extension packs currently installed
$ VBoxManage list extpacks
Show all virtual machine groups
$ VBoxManage list groups
Show virtual disk settings that are currently in use by VirtualBox
$ VBoxManage list hdds
Show host-only network interfaces available on host system
$ VBoxManage list hostonlyifs
Show the list of currently running virtual machines
$ VBoxManage list runningvms
Show host system information
$ VBoxManage list hostinfo