MusicXML is an open file format for digital sheet music in modern Western notation. It was developed in 2000 by Michael Good, with one clear goal: sheet music should be exchangeable between different programs – regardless of which software one musician uses and which another prefers.

Technically, MusicXML is based on XML (Extensible Markup Language) – a widely used standard for storing structured data. A MusicXML file is essentially a text file that can be read by both computers and humans. It describes notes, measures, dynamics, articulation, transpositions and much more in a clearly defined structure.

Until 2011, MusicXML was owned by the company Recordare. After its acquisition by MakeMusic – the maker of Finale – the format was made available for royalty-free use. Since 2015, MusicXML has been maintained and developed as an open standard by the World Wide Web Consortium (W3C). The most recent version is MusicXML 4.0.

Here is an important limitation that surprises many musicians: MusicXML transfers musical information – but not layout.

A helpful analogy: MusicXML is like a move where you take all your furniture with you – but leave the wall colour and the decoration behind. Notes, measures, dynamics, articulation, transpositions, lyrics – all of that arrives safely. The precise visual layout, spacing between systems, individual font sizes or the page design of the original stay behind.

Unlike HTML with its CSS, MusicXML has no stylesheet. There is no way to transfer layout information. This means: after importing into a new program, manual layout corrections are almost always needed before the result is print-ready.

What MusicXML transfers: Notes and rests, time signatures, key signatures, dynamics, articulation, slurs, tremolo, lyrics, chord symbols, transpositions, drum notation, repeat signs, tempo markings and much more.

What MusicXML does not transfer: Exact spacing and positioning, individual layout decisions, font types and sizes, page design, custom symbols.

That's a fair question. Here's the difference at a glance:

PDF is ideal for printing and sharing – but not editable. Anyone who receives a PDF score cannot import it into their notation software and continue working on it.

MIDI stores sounds and timing – but not notation. A MIDI import often produces an unreadable jumble of notes, because MIDI knows nothing about time signatures, slurs or dynamic markings.

MusicXML is the only format that stores real notation data in a structured way and transfers it in an editable form. It is the format of choice when sheet music needs to be exchanged between programs or archived long-term.

MusicXML 3.0 and 3.1 are already supported by over 250 notation programs, sequencers and sheet music databases – including MuseScore, Sibelius, Dorico, Finale, Flat.io, Capella, Noteflight and many more. This platform-independent support makes MusicXML the de-facto standard in professional sheet music exchange.

That said: the quality of MusicXML support varies significantly between programs.

As a general rule: the more a program specializes in professional music engraving, the better its MusicXML support tends to be. Finale historically had the best support – no surprise, since MakeMusic developed the format itself. Finale, however, has been discontinued since 2024. MuseScore is one of the most reliable free options. Sibelius imports solidly, with occasional minor deviations on export. Dorico still has known weaknesses on export with complex scores – Steinberg is working on this.

Our recommendation: After every MusicXML import, check the score carefully. Minor corrections are almost always needed – this is not a malfunction, it is simply in the nature of the format.

At Soundnotation, MusicXML is a standard output format – you receive your sheet music automatically in a format that works across the entire notation world. You can import it directly into your preferred notation software – whether MuseScore, Sibelius, Dorico or any other of the 250+ compatible programs – and continue working, adjusting or expanding it as needed.

In addition to MusicXML, Soundnotation delivers your sheet music as a print-ready PDF, web-optimized PDF, MIDI or EPUB – whichever suits your needs. For a full overview of all output formats and services, visit our sheet music services overview.

MusicXML is not just an exchange format – it's your passport into the entire digital sheet music world.

For more information on the history and technical documentation of MusicXML, visit the World Wide Web Consortium (W3C).