This repository contains packaged Helm charts provided by NGINX.
https://docs.nginx.com/nginx-ingress-controller/installation/installation-with-helm/
$ helm repo add nginx-stable https://helm.nginx.com/stable
$ helm repo update
$ helm repo add nginx-edge https://helm.nginx.com/edge
$ helm repo update
$ helm install my-release nginx-stable/nginx-ingress [--version 0.4.1]
$ helm install my-release nginx-edge/nginx-ingress --devel