Node-RED is built on top of Node.js. Designed for building scalable network applications, Node.js is an event-driven JavaScript runtime which, in turn, is based on Chrome’s V8 JavaScript engine.

The setup process is straightforward and involves installing Node-RED, configuring it to run on your Raspberry Pi, and then creating your first flow. 1.

A recent [TensorFlow] video shows an interview between [Jason Mayes] and [Paul Van Eck] about using TensorFlow.js with Node-RED to create machine learning applications for Raspberry Pi visually.