Simple weather station running on a NodeMCU (V3 - ESP8266) reporting data from a BMP180 sensor, a DHT11 and an LDR.
This is measuring the temperature inside my son's fish tank. This is much better than the temp strip on the side of the tank.
Located at Institute for Software Integrated Systems (Vanderbilt University)
ESP8266 201 based Cat fountain with DHT22, DS18B20, LDR, PIR, water level sensors and automatic pump. Posts log data to ThingSpeak and Twitter.