Kubectl - bobbae/gcp GitHub Wiki
The Kubernetes command-line tool, kubectl, allows you to run commands against Kubernetes clusters. You can use kubectl to deploy applications, inspect and manage cluster resources, and view logs. For a complete list of kubectl operations, see Overview of kubectl.
Cheat sheet
https://kubernetes.io/docs/reference/kubectl/cheatsheet/
Kustomize
Kustomize introduces a template-free way to customize application configuration that simplifies the use of off-the-shelf applications. Now, built into kubectl as apply -k.