Home Assistant (HA) is a free open source home automation software. You can integrate it with countless devices and services. We install it together with Node-RED and Mosquitto
Sometimes you want a web application to run continuously 24/7 full-screen, for example for a web-based narrowcasting system. Both Windows and Linux require a number of steps to
The ESP32 WiFi/Bluetooth microcontroller can be programmed using the Arduino IDE. Installing support for the chip into the IDE used to be a bit complicated and time-consuming. As
Programming the very affordable Baofeng UV-5R (also available as Pofung UV-5R) dual band mobile radio can be quite complicated. Luckily, there is a program called CHIRP. This free
In the previous blog post “IoT server: Mosquitto and Node Red on Raspberry Pi” we installed the Mosquitto MQTT broker and restricted access by requiring passwords for the
