Node-RED

Node-RED is a graphical programming language for building connected objects (and many other things). Node-Red is an Open Source project (and free) supported by IBM. Programmed with Node-RED binder functions presented in the form of bricks. The data stream passes from one treatment to the other (from one function to the other). Some functions offer settings that simply set using a choice list or a field to fill (eg an API key to a weather service). There are hundreds of plugins in all areas, save data to a database (MySQL, MongoDB …) control the I/O of Arduino or Raspberry PI (with Johny Five plugin for example) add a graphical interface (UI) to draw graphics, display gauges, control a relay with a button …

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Xiaomi Mijia Honeywell Smoke Detector Test with Domoticz, Emergency Notification with PushOver

In the previous article, we saw how to easily integrate Xiaomi Aqara accessories under Domoticz with Node-RED using the Zigbee sniffer of Zigbee2MQTT projects. ...

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#Test Zigbee2MQTT gateway. Part 2, include Xiaomi Aqara or Mijia accessories to Domoticz with Node-RED [update]

We will see how to integrate Xiaomi Aqara or Mijia accessories without needing the official gateway to a Domoticz server. In the previous post, we were able to ...

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#Test Zigbee2MQTT project, hack of the Xiaomo Aqara Smart Home Gateway. Part 1: assembly, demo with Node-RED, 3D printed case [update]

The Zigbee2mqtt project that allows you to build a home automation bridge using a Texas Instrument Zigbee CC2531 sniffer. It is a project equivalent to the ...

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Install Node-RED on Raspbian Jessie Lite on a Raspberry Pi Zero W

The Lite version of Raspbian Jessie is very well suited to the limited resources of the Raspberry Pi Zero W. Node-RED is pre-installed on ...

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Node-RED + MQTT + ESP8266: how to drive an articulated PTZ system in WiFi

We continue our series of articles on remote control of the actuator and more particularly the PTZ (Pan-Tilt) articulated systems. In the ...

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Orange Pi: test of the OPI.GPIO package for Node-Red (node-red-contrib-opi-gpio)

The libraries that support the Orange Pi GPIO are growing smoothly. Today, I suggest you try the package node-red-contrib-opi-gpio for ...

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Orange Pi (Armbian): replace the GPIO by an Arduino/Firmata, Node-RED and Johnny-Five

In this tutorial, we will replace the GPIO of the Orange Pi by an Arduino running Firmata firmware. To drive it, we will use Node-RED with ...

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Use Node-RED to create a gateway between MySensors and Blynk (local server)

Blynk is great for using and control connected objects from your iOS or Android smartphone. If you have developed objects connected using the ...

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Getting start with MQTT Mosquitto Broker on Raspberry Pi, Windows, macOS and Linux [update]

Mosquitto is an Open Source MQTT (Broker) server that can be installed on a Raspberry Pi (but also on other platforms) to facilitate communication ...

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ESP Easy + MQTT + Node-RED: bi-directional communication, dashboard

ESP Easy integrates several default communication protocols, several based on MQTT (Domoticz MQTT, OpenHAB MQTT and PiDome MQTT). These protocols are very ...

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Dashboard for IoT with Node-RED. Part 2: Gauges, Graphs, Notifications, HTML

Here is the second article about creating a dashboard for object connected using the Dashboard module for Node-RED. In this tutorial, we ...

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Secure Node-RED with Nginx and OpenSSL on Ubuntu 16.04

Nginx is a very popular and very light web server. In this tutorial, we will use Nginx to implement a secure proxy using an OpenSSL self-signed certificate. ...

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