We have deployed some light-grafana version which using prometheus/ekg metrics.
If you dont trust grafana, if you dont want install it or you just have running node on rpi or so, absolutelly check our tool 
Example: https://adapools.org/connect/85ef11f00acff9aa837f601bb9561f79
Create dashboard: https://adapools.org/connect/
If you dont add these data to your extended file and if you dont share public key, then you can use this feature 100% privatelly, will be not shared/published from our side.
