Get some graphs going! How-to for system metrics or whatever you may fancy with InfluxDB and Grafana.
Using tags in InfluxDB can quickly eat your memory but - depending on your data - is easy to fix!
Using a Raspberry Pi Zero with GSM pHAT to send and receive SMS
OUTDATED: Check newer post with Traefik and v1.0.0
Receive SMS to a "burner" number via 3G/4G modem and get push notifications
Upgrade your docker backed Ghost to v1.0.0 (pretty outdated...)
A must when blogging is of course to post a tweet whenever you publish a new post! It took me literally 15 minutes to set this up with Huginn.