Floppy disk

See also Filesystems, which are contained on Floppy Disks.

File Format
Name	Floppy disk
Ontology	Physical File Formats Floppy disk
Some floppies, 5 1/4" and 3 1/2".

Formats for images of floppy disk data can be found at Disk Image Formats.

8 Inch

• IBM
  • IBM 3740 format

5 1/4 Inch

• APF
  • APF Imagination Machine floppy disk
• Apple
  • Apple II 13 sector disk (Apple DOS 3.2)
  • Apple II 16 sector disk (Apple DOS 3.3)
  • Apple ProDOS
• Atari
  • Atari 810
• CalComp
  • CalComp Vistagraphics 4500
• Commodore
  • Commodore 1541 disk
  • Commodore 1571 disk
• Compucolor
  • Compucolor II disk
• IBM PC and compatible
  • PC-DOS 160K format
  • PC-DOS 180K format
  • PC-DOS 320K format
  • PC-DOS 360K format
  • PC-DOS 1.2M format
• Kaypro
  • Kaypro 2 CP/M 2.2
  • Kaypro 4 CP/M 2.2
• North Star
  • North Star MDS-A-D
• PMC
  • PMC MicroMate
• Tandy
  • Tandy Color Computer Disk BASIC
• Texas Instruments
  • TI-99/4A 90K
  • TI-99/4A 180K
  • TI-99/4A 360K

3 1/2 Inch

• Akai Disk Format
• Amiga
  • Amiga double density disk
  • Amiga high density disk
• Apple
  • MacOS floppy format
  • Twiggy floppy (Apple Lisa)
• Commodore
  • Commodore 1581 disk
• IBM PC and compatibles
  • PC-DOS 720K format
  • PC-DOS 1.44M format
  • PC-DOS 2.88M format

3 Inch

• HP 3-inch disk

References

• List of Floppy Disk Formats, Wikipedia.
• Michael Haardt et al's Floppy User Guide has some information on physical, magnetic, etc formats.
• Device Side Data FC5025 USB 5.25" floppy controller software
• Commodore copy protection books and manuals
• Info on disk transfers between Apple II and PC/Mac
• Rescuing Floppy Disks (Archive Team)