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 at the Sandbox maturity level. Visit Project Website Recent Submariner news See all news Karmada and Open Cluster Management: two new approaches to the multicluster fleet management challenge September 26, 2022 Simplifying multi-clusters in Kubernetes April 12, 2021