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Cosmos vs umbrelOS

The same facts for both, read from GitHub every night, and the relation a person reviewed.

CosmosumbrelOS
LanguageGoTypeScript
LicenceOtherOther
Stars6.2k12k
Latestv0.23.42.0.0
Last push2026-10-062026-09-22
Release cadencetoo few releasesabout 67 days between releases
Active contributors3 commit authors on the default branch in the last 90 days5 commit authors on the default branch in the last 90 days
Flagsnonenone

How they relate

  • Both replace Unraid. Alternatives to Unraid →

    PartialCosmosApp store, reverse proxy, authentication and storage management over Docker; selling it as a service is not allowed.

    PartialumbrelOSHome server OS with an app store and storage management; free for non-commercial use only.