Kubernetes
Open-source container orchestration engine for automating deployment, scaling, and management of containerized applications. kubectl is a command line tool for running commands against Kubernetes clusters. kind runs Kubernetes on a local computer. minikube, similar to kind, runs Kubernetes locally for learning or daily development work. kubeadm creates and manages Kubernetes clusters.

• Kubectl Reference
• Documentation - Kubernetes

Docker
Containerization software. Develop and deploy applications using containers for consistency, performance, and security.

• Docker Docs