Manage Virtual Machine Hard Disks. This tool uses the VirtualBox vboxmanage tool in command line.
The main features are:
Multiple HD format from/to convertion: VDI, VMDK, VHD, RAW
VDI and VMDK resizing
UUID change
VirtualDatalink is an hardware emulator of the Timex Datalink USB wrist watch. It allows application developers to test their software under a controlled environment with a powerful debugger.