Flannel and Calico are responsible for assigning pod IPs, so you need them even on a single node. One main reason you'd want to run minikube or kind is also th

Flannel and Calico are responsible for assigning pod IPs, so you need them even on a single node. One main reason you'd want to run minikube or kind is also that these clusters are easy to reproduce and don't pollute your system's network namespace and sysctl.