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KubeRay is an open source toolkit to run Ray applications on Kubernetes.

KubeRay provides several tools to simplify managing Ray clusters on Kubernetes.

  • Ray Operator
  • Backend services to create/delete cluster resources
  • Kubectl plugin/CLI to operate CRD objects
  • Native Job and Serving integration with Clusters
  • Data Scientist centric workspace for fast prototyping (incubating)
  • Kubernetes event dumper for ray clusters/pod/services (future work)
  • Operator Integration with Kubernetes node problem detector (future work)


If you discover a potential security issue in this project, or think you may have discovered a security issue, we ask that you notify KubeRay Security via our Slack Channel. Please do not create a public GitHub issue.


This project is licensed under the Apache-2.0 License.

The Ray docs

You can find even more information on deployments of Ray on Kubernetes at the official Ray docs.