https://simplyexplained.com/blog/air-quality-sensor-lufdaten-home-assistant/
Luftdaten (now Sensor Community) is a global sensor network that measures air quality around the world. Best of all: it's open-source and anyone can build a sensor.I was very curious to see the air quality in my neighborhood, so I decided to buil...
https://simplyexplained.com/blog/make-garage-door-opener-smart-shelly-esphome-home-assistant/
I've been adding more and more devices to my smart home lately, so naturally, my garage door opener had to follow. But instead of swapping it out for a new unit, I used a Shelly 1 and a cheap door contact sensor to make it smart for less than $20!...
https://simplyexplained.com/blog/monitoring-3d-printer-pi-zero-home-assistant-tinycore-linux/
Many devices in my home have become "smart" over the last couple of months, with one big exception: my trusty 3D printer. It's a super reliable Prusa i3 MK3, but it lacks an internet connection.So I decided to use a Pi Zero to keep trac...
https://simplyexplained.com/blog/home-energy-monitor-v2/
Building an energy monitor with ESP32, SCT-013 sensor and Emonlib. Measures total electricity consumption in the entire house.