Markus Haack // Software Engineer

Jack-O-Lantern Flamethrower # A flame-throwing jack-o’-lantern is a real Halloween highlight and definitely something to impress the trick-or-treaters and your neighbors.

Story # Halloween is coming in a few days and here is the first of my Halloween projects this year.

Smart Home 433Mhz RF <-> MQTT Gateway with Some Extras # The MQTT-433mhz-gateway-homie project is a simple bidirectional gateway to transmit and receive 433Mhz RF signals connected to MQTT.

Homie BME280 - The Sensor # The mqtt-bme280-homie sensor project is a small and easy to integrate temperature, air pressure and humidity monitoring solution with an extra SSD1306 OLED display.