Shelly
Using the Shelly Plug to monitor power consumption:
https://www.jeffgeerling.com/blog/2021/using-shelly-plug-monitor-starlinks-power-consumption
API:
https://shelly-api-docs.shelly.cloud/gen1/#shelly-plug-plugs-settings-relay-0
http://192.168.179.145/status
Firmware:
Firmware-Link Generator (SHPLG-S):
http://archive.shelly-tools.de/?ip=MY-IP
Changelog:
https://shelly-api-docs.shelly.cloud/gen1/#changelog