Script to install all the dependencies (and more) you would need to use Jenkins X on Ubuntu.

install-jx-eks-tooling.sh

#!/bin/bash

sudo apt-get update && sudo apt-get install -y jq curl unzip git python3 apt-transport-https ca-certificates software-properties-common jid ruby-full pkg-config

export KUBECTL_VERSION="v1.15.10"
export HELM_VERSION="v2.16.1"
export EKSCTL_VERSION="0.11.1"
export JX_VERSION="v2.0.1249"

# install kubectl
curl -LO https://storage.googleapis.com/kubernetes-release/release/$KUBECTL_VERSION/bin/linux/amd64/kubectl \
    && chmod +x ./kubectl \
    && sudo mv ./kubectl /usr/local/bin/kubectl

# install helm
curl -LO https://get.helm.sh/helm-${HELM_VERSION}-linux-amd64.tar.gz \
    && tar -xzvf ./helm-${HELM_VERSION}-linux-amd64.tar.gz \
    && chmod +x ./linux-amd64/helm \
    && sudo mv ./linux-amd64/helm /usr/local/bin/helm

# install aws-iam-authenticator
curl -o aws-iam-authenticator https://amazon-eks.s3-us-west-2.amazonaws.com/1.14.6/2019-08-22/bin/linux/amd64/aws-iam-authenticator \
 && chmod +x ./aws-iam-authenticator \
 && sudo mv ./aws-iam-authenticator /usr/local/bin/aws-iam-authenticator

# install eksctl
curl -LO https://github.com/weaveworks/eksctl/releases/download/$EKSCTL_VERSION/eksctl_Linux_amd64.tar.gz \
  && tar -xzvf ./eksctl_Linux_amd64.tar.gz \
  && chmod +x ./eksctl \
  && sudo mv ./eksctl /usr/local/bin/eksctl

# install aws cli
curl -LO "https://awscli.amazonaws.com/awscli-exe-linux-x86_64.zip" \
  && unzip awscli-exe-linux-x86_64.zip \
  && sudo ./aws/install

# install jx
curl -LO https://github.com/jenkins-x/jx/releases/download/$JX_VERSION/jx-linux-amd64.tar.gz \
    && tar -xzvf jx-linux-amd64.tar.gz \
    && chmod +x ./jx \
    && sudo mv ./jx /usr/local/bin/jx

# install kubenx and kubectx
sudo git clone https://github.com/ahmetb/kubectx /opt/kubectx
sudo ln -s /opt/kubectx/kubectx /usr/local/bin/kubectx
sudo ln -s /opt/kubectx/kubens /usr/local/bin/kubens
COMPDIR=$(pkg-config --variable=completionsdir bash-completion)
sudo ln -sf /opt/kubectx/completion/kubens.bash $COMPDIR/kubens
sudo ln -sf /opt/kubectx/completion/kubectx.bash $COMPDIR/kubectx
cat << FOE >> ~/.bashrc


#kubectx and kubens
export PATH=~/.kubectx:\$PATH
FOE