Airsonic-Advanced vs Polaris
A side-by-side comparison of two self-hosted media servers options — licensing, setup difficulty, resource needs, and what each one replaces.
Polaris
Music streaming server focused on speed and simplicity
| Feature | Airsonic-Advanced | Polaris |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 15 · At risk | 75 · Good |
| Category | Media Servers | Media Servers |
| License | GPL-3.0 | MIT |
| Language | JavaScript | Rust |
| Setup difficulty | Medium | Easy |
| Min. RAM | 512 MB | 128 MB |
| Deployment | docker, bare-metal | docker, binary, bare-metal |
| GitHub stars | ★ 1,404 | ★ 2,731 |
| First released | 2019 | 2017 |
| Replaces | Spotify | Spotify |
What are Airsonic-Advanced and Polaris?
Airsonic-Advanced
Airsonic-Advanced is a community-maintained fork of Airsonic providing music streaming with Subsonic API compatibility. It targets users wanting a stable Java-based music server. It is deployed via Docker or a JAR file.
- Subsonic API compatible
- Multi-user music streaming
- Podcast support
- Transcoding
Polaris
Polaris is a self-hosted music streaming application written in Rust, designed to be fast and easy to set up. It lets you browse and stream your music collection from a clean web interface or compatible clients.
- Written in Rust for speed
- Simple setup
- Last.fm integration
- Collection browsing
Airsonic-Advanced vs Polaris: key differences
Airsonic-Advanced is written in JavaScript, while Polaris is built with Rust. Licensing differs — GPL-3.0 for Airsonic-Advanced versus MIT for Polaris. Polaris is the lighter option, starting around 128 MB of RAM against 512 MB for Airsonic-Advanced. Polaris is the more established project (first released 2017), while Airsonic-Advanced arrived in 2019.
Why pick each one
Choose Airsonic-Advanced if…
- Works with many clients
- Mature feature set
- Multi-user
Watch out for
- Heavier Java runtime
- Slower development pace
Choose Polaris if…
- Low resource usage
- Single binary deployment
Watch out for
- Smaller ecosystem
- Fewer client options
Frequently asked questions
Is Airsonic-Advanced or Polaris better?
Polaris is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Airsonic-Advanced if its specific feature set fits your needs better.
Are Airsonic-Advanced and Polaris free and open-source?
Yes. Airsonic-Advanced is licensed under GPL-3.0 and Polaris under MIT. Both can be self-hosted at no software cost.
Can I run Airsonic-Advanced and Polaris with Docker?
Airsonic-Advanced: yes. Polaris: yes.
Which is lighter on resources, Airsonic-Advanced or Polaris?
Polaris has the smaller minimum footprint at 128 MB of RAM, compared to about 512 MB for Airsonic-Advanced. Real-world usage depends on library size, user count, and enabled features.