Polaris is a music streaming application designed to let you enjoy your music collection from any computer or mobile device. Unlike other services, Polaris streams music directly from your computer or cloud server, without uploading it to a third-party. Polaris is completely free and open-source, with no premium version.

Try It Out!

Check out the demo at https://demo.polaris.stream, featuring a selection of Creative Commons music. Use the following credentials to access the demo server:

  • Username: demo_user
  • Password: demo_password


Polaris offers a robust web UI optimized for large music collections. It can run on various platforms including Windows, Linux, BSD, or through Docker. The application supports a wide range of audio file formats such as FLAC, MP3, MP4, MPC, OGG, Opus, APE, WAV, and AIFF.

Key Features

  • Easy Setup: No configuration files needed.
  • Customizable: Dark mode and customizable color themes.
  • Mobile Support: Listen to your music on the go with Polaris apps for Android and iOS.
  • Last.fm Scrobbling: Keep track of your listening habits.

Platform Support


Getting Started

Polaris is easy to set up and administer, with no configuration files needed. You can start streaming your music in minutes.

Streaming From Remote Devices

Access your music collection from any remote device effortlessly with Polaris.


The Polaris server API is documented via Swagger. Each installation of Polaris includes this documentation, with interactive "Try it out" buttons. Access it by opening http://localhost:5050/swagger/ on the machine running Polaris.

Credits & License Information

Polaris is open-source software released under the MIT License. For more details, visit the GitHub repository.

Get started with Polaris today and enjoy your music collection seamlessly across all your devices!

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