compare
Elastic Cloud on Kubernetes vs OpenSearch Kubernetes Operator
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Elastic Cloud on Kubernetes | OpenSearch Kubernetes Operator |
|---|---|---|
| Language | Go | Go |
| Licence | Other | Apache-2.0 |
| Stars | 2.9k | 584 |
| Latest | v3.5.0 | v3.0.0 |
| Last push | 2026-10-06 | 2026-10-02 |
| Release cadence | about 39 days between releases | about 1 day between releases |
| Active contributors | 10 commit authors on the default branch in the last 90 days | 8 commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace Elastic Cloud. Alternatives to Elastic Cloud →
Full replacementElastic Cloud on KubernetesDeploys, scales and upgrades Elasticsearch, Kibana and the rest of the Elastic Stack on your own Kubernetes cluster.
PartialOpenSearch Kubernetes OperatorDeploys, scales and upgrades OpenSearch and OpenSearch Dashboards on your own Kubernetes cluster; OpenSearch APIs have diverged from Elasticsearch.
Elastic Cloud on Kubernetes
OpenSearch Kubernetes Operator
- v3.0.02026-09-25Remove unnecessary label when create the index.yaml pr
- opensearch-operator-3.0.142026-09-25The OpenSearch Operator Helm chart for Kubernetes
- v3.0.0-beta2026-09-23Support multi-arch downloads for helm docspre-release
- opensearch-cluster-3.3.52026-09-22A Helm chart for OpenSearch Cluster
- opensearch-operator-3.0.122026-09-22The OpenSearch Operator Helm chart for Kubernetes
Elastic Cloud on Kubernetes
✓ signed The latest release, v3.5.0, carries a signature GitHub verified.
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OpenSearch Kubernetes Operator
✓ signed The latest release, v3.0.0, carries a signature GitHub verified.
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