What are D81 files and how to open them
Are you having problems opening a D81 file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your D81 files.
What is a D81 file?
A .D81 file is a Commodore 1581 Diskette Dump file.
A D81 file contains a byte-for-byte dump of a diskette formatted for use with the Commodore 64 home computer equipped with a Commodore 1581 disk drive. Each disk can hold a total of 819200 bytes.
These dump files contain an exact copy of the disk contents and can be used in emulators that let you run Commodore 64 games and programs on your modern PC. This format is similar to D64, which contains a dump of a diskette formatted for the Commodore 1541 disk drive.
How to open D81 files
We have identified one D81 opener that is compatible with this specific type of D81 file.
Programs that open Commodore 1581 Diskette Dump files
Last updated: February 24, 2023
Various apps that use files with this extension
These apps are known to open certain types of D81 files. Remember, different programs may use D81 files for different purposes, so you may need to try out a few of them to be able to open your specific file.
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