In this tutorial, we will learn how to install the Mosquitto MQTT broker on a Raspberry Pi. The Mosquitto broker will be used for MQTT communication on the Raspberry Pi, allowing IoT devices to exchange messages efficiently using the publish/subscribe model. The Mosquitto MQTT broker is a lightweight and efficient messaging server designed for IoT … Read more
In this tutorial, we will learn how to install Node-RED on a Raspberry Pi. This installation process works on both 32-bit and 64-bit versions of the Raspberry Pi OS (formerly known as Raspbian). We will cover everything from prerequisites and SSH access to the full installation, configuration, accessing the Node-RED editor, and setting it up … Read more
In this tutorial, we will learn how to send simple text messages to our WhatsApp number using Node-RED. Node-RED is a free, open-source, flow-based development tool widely used in IoT applications. It provides a visual programming interface where you connect nodes wired together as flows to build powerful automation workflows without writing complex code. We … Read more
In this user guide, we will show you how to send email alerts with Node-RED. It is very handy and practical to include email notifications in IoT projects where sensor reading monitoring, motion detection, message notifications and alarm alerts. After following this tutorial, you will be able to easily send emails to a recipient account … Read more