How to Open a MusicXML File Online

Have you downloaded a MusicXML (.xml or .mxl) file from MuseScore, IMSLP, or another music source but don’t know how to open it? With ScorePlayer.app, you can view and practice your scores directly in the browser — no installation required.

ScorePlayer.app is a free, browser-based interactive sheet music reader. You can open any MusicXML file and play along using either:

• 🎹 MIDI keyboard – follow the score as you play
• 🎤 Microphone input – detect pitches in real-time from any instrument
• 🎼 Score-only mode – just view the sheet music without feedback

Why MusicXML?

Unlike PDF scores, MusicXML is a universal format designed for sheet music. It keeps musical information structured (notes, measures, articulations), which makes interactive practice possible.

How to use ScorePlayer.app

1. Open ScorePlayer.app
2. Upload or load a MusicXML (.xml or .mxl) file
3. Choose your practice mode: standby, audio, or midi
4. Play along — the cursor follows your notes in real time

➤ Try ScorePlayer.app now — free, online, and designed for musicians who want interactive practice with their sheet music.