i2c-power-meter - EasyEDA open source hardware lab
Power Meter Data Logging – Badar Jahangir Kayani
Non-contact AC power meter, i2c - Hackster.io
GitHub - craigpeacock/Linux_PowerMeter: ANSI C code for Linux to read I2C sensors such as the INA226 Voltage/Current/Power Meter and INA228 Voltage/Current/Power/Energy and Charge