.FDD File Extension

File used by Parallels Desktop, a program used to run Windows on Mac computers; contains a floppy disk image that enables users to load virtual floppy disks without an actual floppy disk drive.

FDD files are loaded by the Parallels Desktop virtual machine (VM), and are treated the same as physical floppy disks.

Document created by FormDocs, a program used for creating structured forms; may be a multi-page document and stores the layout of labels, text fields, checkboxes, and other form elements; used for filling, printing, and managing digital business forms.