Mobile eXtensible Music Format
Unknownaudio · also known as Mobile XMF
XMF is a family of specifications created and administered by the MIDI Manufacturer's Association. An XMF file contains one or more existing files such as Standard MIDI Files, Downloadable Sound (DLS) instrument files, WAV files, or other digital audio files to create a collection of all the resources needed to present a musical piece. Mobile XMF was developed specifically for mobile phones, and supports SP-MIDI format SMF files as well as Mobile DLS content.
Identify it
| Extensions | .mxmf |
|---|---|
| MIME types | audio/mobile-xmf |
| Signatures | 584d465f322e303000000002 at byte 0 (Mobile XMF) |
| PRONOM | fmt/961 |
| Wikidata | Q50308902 |
Not sure your file is this? Identify it from its first bytes, in your browser.
Open it
No software is recorded for this format.
Convert it
No conversion recorded. One of the tools above may export it; search for a chain.
0Sources
From PRONOM, Wikidata. Updated 2026-10-20.