Multitrack Player

This is a basic locally-run web application for playing multitrack audio files a.k.a stems.

Screenshot

▾ Owl City - Good Time

2:14 / 3:27

Adam Vocals

Carly Vocals

Background Vocals

Bass

Drums

Keyboards

Instructions

Install Node.js
Download and unzip multitrack-player.zip
Open a command prompt in the unzipped folder
Run npm install express to install the Express dependency
Add folders of multitrack audio files to multitrack-player/public/tracks
Start the server by running node server.js
Open http://localhost:3000

Folder Structure

multitrack-player/
├── server.js
├── public/
│   ├── index.html
│   ├── tracks/
│   │   ├── song1/
│   │   │   ├── bass.mp3
│   │   │   ├── drums.mp3
│   │   │   └── guitar.mp3
│   │   └── song2/
│   │       ├── drums.mp3
│   │       ├── synth.mp3
│   │       └── vocals.mp3