Install kubctl

Official documentation.

Below is the lazy non-root method.

curl -LOC - https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl
chmod +x ./kubectl

export PATH=`pwd`:$PATH

which kubectl

Install helm

Official documentation.

Below is the lazy non-recommended non-root method

export HELM_INSTALL_DIR=`pwd`
export USE_SUDO=false
curl -C - https://raw.githubusercontent.com/helm/helm/master/scripts/get | bash

export PATH=`pwd`:$PATH

which helm

Install Linkerd

Official documentation

Below is the lazy non-root method

curl -sLC - https://run.linkerd.io/install | sh

export PATH=$PATH:$HOME/.linkerd2/bin

which linkerd

Install kubetail

Official documentation

Below is the lazy non-root method

curl -LO https://raw.githubusercontent.com/johanhaleby/kubetail/master/kubetail
chmod +x ./kubetail

export PATH=`pwd`:$PATH

which kubetail