kubens kubens is a utility to switch between Kubernetes namespaces

$ kubens –help

kubens --help

USAGE:
  kubens                    : list the namespaces in the current context
  kubens <NAME>             : change the active namespace of current context
  kubens -                  : switch to the previous namespace in this context
  kubens -c, --current      : show the current namespace
  kubens -h,--help          : show this message

Usage

$ kubens kube-system
Context "test" set.
Active namespace is "kube-system".

$ kubens -
Context "test" set.
Active namespace is "default".