Kubernetes
Minikube - "a single-node Kubernetes cluster inside a VM" - https://github.com/kubernetes/minikube
Kubernetes' tutorials - https://kubernetes.io/docs/tutorials/
Kubernetes webinars - https://www.youtube.com/channel/UC8euvszoAXuDXRVgptkHwIg
LXD
https://linuxcontainers.org/lxd/getting-started-cli/