FDF Image

File Format
Name	FDF Image
Ontology	Electronic File Formats Disk Image Formats FDF Image
Extension(s)	.fdf
Released	1991

Overview

Floppy Disk File (FDF) are disk images used by the DOS software EZ-DisKlone Plus. Introduced in 1991, the format is a compressed disk image validated by a 16bit CRC.

File Identification

FDF files have the header "1A 46 44 46".

Specifications

The FDF file format is reverse engineered in 86Box, the source code can be found at

86Box-master\src\floppy\fdd_img.c

Software

• Software download and Emulation

Sample File

• DOS Mouse Driver Image file

Links

• EZX's EZ-DisKlone™ Plus for DOS
• SSW/EZX's Super DiskCopy