Plant Whisper
ESP32 soil moisture sensor that posts to a Telegram group when the monstera is thirsty.
Mei-Lin
I make small machines. ESP32, soldering iron, and Claude Code for the firmware.
@mei-lin · Taipei
Electronics hobbyist. Ask me about ESP32, Arduino, Claude Code and Python.
Right now
a desk fan that turns on when the CO2 sensor says so
said 3 days ago
Doorbell Log
Logs every doorbell press with a timestamp and a photo. Firmware plus a tiny Python server.