Openstack

OpenStack is an open source cloud computing infrastructure software project.

Kubernetes on Openstack

https://superuser.openstack.org/articles/run-your-kubernetes-cluster-on-openstack-in-production/

Deploying External OpenStack Cloud Provider with Kubeadm

https://kubernetes.io/blog/2020/02/07/deploying-external-openstack-cloud-provider-with-kubeadm/

Openstack on Kubernetes helm

https://github.com/openstack/openstack-helm

Anthos and Openstack

https://cloud.google.com/blog/topics/developers-practitioners/can-you-make-openstack-more-interesting-cloud-natives-heres-how