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OpenEBS vs Rook

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

OpenEBSRook
LanguageUnknownGo
LicenceApache-2.0Apache-2.0
Stars9.8k14k
Latestv4.6.2v1.21.0
Last push2026-10-192026-10-16
Release cadenceabout 21 days between releasesabout 8 days between releases
Active contributors13 commit authors on the default branch in the last 90 days41+ commit authors on the default branch in the last 90 days
Flagsnonenone

How they relate

  • Both replace Longhorn. Alternatives to Longhorn →

    Full replacementOpenEBSReplicated block storage for Kubernetes persistent volumes with several storage engines.

    PartialRookRuns Ceph on Kubernetes for block, file and object storage; heavier to operate than a block-only system.