Koel vs Polaris

A side-by-side comparison of two self-hosted media servers options — licensing, setup difficulty, resource needs, and what each one replaces.

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FeatureKoelPolaris
CategoryMedia ServersMedia Servers
LicenseMITMIT
LanguagePHPRust
Setup difficultyMediumEasy
Min. RAM512 MB128 MB
Deploymentdocker, bare-metaldocker, binary, bare-metal
GitHub stars★ 17,208★ 2,715
First released20162017
ReplacesSpotifySpotify

Why pick each one

Choose Koel if…

  • Beautiful interface
  • Active community
Koel details

Choose Polaris if…

  • Low resource usage
  • Single binary deployment
Polaris details

Frequently asked questions

Is Koel or Polaris better?

Neither is universally better. Koel has the larger community, while Polaris is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.

Are Koel and Polaris free and open-source?

Yes. Koel is licensed under MIT and Polaris under MIT. Both can be self-hosted at no software cost.

Can I run Koel and Polaris with Docker?

Koel: yes. Polaris: yes.

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