ESP8266 Send DHT Temperature & Humidity to MQTT & OLED Display
Use an ESP8266 to send DHT Temperature & Humidity readings to +openHAB via MQTT and display them on a .96′ OLED screen. Programmed using +Arduino and also used the Homie framework library. This would work with any Home Automation system that can receive MQTT.
http://www.wemustbegeeks.com/esp8266-send-dht-temperature-humidity-mqtt-oled-display/