FrontPanel designer is a proprietary tool Edited By Schaeffer to draw (Aluminium) frontpanels and have them made. Schaeffer is located in Germany.
FrontPanel Designer has been used to draw many frontpanels for the midibox project. It handles the *.fpd files.
You can download it here:
Just take the right Installer for your operating System and follow the instructions
The Manual could be found here :