Creating custom node from subflow in Node-RED

  • GitHub account
    If you do not have a GitHub account, register an account on the website:
  • Node-RED environment
    In the event that a Node-RED environment on a local PC or cloud is available, you can start to create a subflow right away. On the other hand, if you have no Node-RED environment, the following Gitpod environment is useful:

    Once you log into Gitpod using your GitHub account, Node-RED will boot up automatically. After about one minute, the prompt confirming availability will appear on the bottom right of the Gitpod UI as follows.
  • Module: node-red-contrib-cowsay<your birthday>
  • Node Type: cowsay
  • Version: 0.0.1
  • Description: A node to generate ascii art using cowsay module
  • License: Apache-2.0
  • Author: Kazuhito Yokoi <>
  • Keywords: node-red,cowsay



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