Apple Partition Map
Unknownfilesystem
Apple Partition Map Disk Image is specific to describing the contents and structure of Apple Partition Map (APM) partition scheme, it can be thought of as a container format for multiple filesystem image files. It was developed by Apple in around 1988 with the introduction of Apple Partition Map scheme on Macintosh II, a scheme that defines how the data is organized on a singular disk. A disk image is a uncompressed copy of the contents of a disk or a folder, it can facilitate certain types of backup and recovery strategies. Please see ID: fdd000348 from Library of Congress and other links attached to this entry for further information.
Identify it
| Extensions | .iso.dmg.cdr.toast.bin.img |
|---|---|
| Signatures | 4552 at byte 0 (File Formats Wiki) |
| PRONOM | fmt/1740 |
| Wikidata | Q113866096 |
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Open it
Listed for the family; check that the software handles this version.
- BinChunkerOpen source
- libarchiveOpen source
- XfburnOpen source
- ExifToolOpen source
- Fedora Media WriterOpen source
- PhotoRecOpen source
- Q1578279Open source
- Q215051Open source
- ZipegOpen source
Convert it
No conversion recorded. One of the tools above may export it; search for a chain.
Documentation
- kaitai grammar: https://github.com/kaitai-io/kaitai_struct_formats/blob/master/filesystem/iso9660.ksy — from the family
Sources
From Just Solve the File Format Problem (File Formats Wiki), PRONOM, Wikidata. Updated 2026-10-24.