compare
Apache Polaris vs Unity Catalog
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Apache Polaris | Unity Catalog |
|---|---|---|
| Language | Java | Java |
| Licence | Apache-2.0 | Apache-2.0 |
| Stars | 2.1k | 3.6k |
| Latest | apache-polaris-1.8.0 | v0.7.0 |
| Last push | 2026-10-19 | 2026-10-16 |
| Release cadence | about 38 days between releases | about 44 days between releases |
| Active contributors | 47+ commit authors on the default branch in the last 90 days | 23 commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Apache Polaris replaces Unity Catalog. Alternatives to Unity Catalog →
PartialOpen Iceberg REST catalog; it covers tables and access control but not Delta or ML assets.
Apache Polaris
- apache-polaris-1.8.02026-09-28Apache Polaris 1.8.0
- apache-polaris-1.7.02026-08-02Apache Polaris 1.7.0
- apache-polaris-1.6.02026-07-09Apache Polaris 1.6.0
- apache-polaris-1.5.02026-05-18Apache Polaris 1.5.0
- apache-polaris-1.4.12026-05-01Apache Polaris 1.4.1
Apache Polaris
unsigned The latest release, apache-polaris-1.8.0, carries no signature GitHub could verify.
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Unity Catalog
✓ signed The latest release, v0.7.0, carries a signature GitHub verified.
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