Submariner enables direct networking between Pods and Services in different Kubernetes clusters, either on-premises or in the cloud.

Submariner was accepted to CNCF on April 28, 2021 and is at the Sandbox project maturity level.

Latest tweets from Submariner

Submariner 0.14.0 is released! Better air-gapped support, no need to open 8080/8081 for metrics, kubeconfig handling consistent with kubectl, reduced privileges, ServiceExport/ServiceImport nicenesses, and much more!

Submariner 0.13.1 is released! Maintenance release with bug fixes, subctl UX improvements, security hardening, and more:

Submariner 0.13.0 is released! ARM64 containers, `subctl cloud prepare` for OpenShift on Azure, better OVN-Kubernetes support, labels per KEP-2579: Pod Security Admission Control, subctl diagnose/show improvements, and more!

Submariner 0.12.2 is released! Maintenance release with bug fixes, UX improvements, and dependency upgrades (including K8s 1.24 support!).