Current size is 374MB with basic Node-Red UI.
Base and production ready images on alpine:3.13
, Build Stage through: nodered/node-red:2.2.2-minimal
docker build -t node-red-slim:latest .
docker run -d --name=my-slim-nodered \
-e NODERED_AUTH_ADMIN_USERNAME=admin \
-e NODERED_AUTH_ADMIN_PASSWORD='$2a$08$zZWtXTja0fB1pzD4sHCMyOCMYz2Z6dNbM6tl8sJogENOMcxWV9DN.' \
-p 1880:1880 \
node-red-slim:latest
here the encrypted password is password
as an example
docker-compose build nodered-slim && docker-compose up