PrintSheriff
How-To
Install the plugin and get failure alerts
Set up free local 3D print spaghetti detection in OctoPrint. Two short videos: install PrintSheriff, then send a failure event to your phone with ntfy.
Install the OctoPrint plugin
Walk through Plugin Manager, paste the release URL, and restart OctoPrint. Written steps are also on the plugin page.
Send failure events with ntfy
Enable ntfy in the plugin settings, subscribe to your topic, and get a push (with the camera frame) when a print fails.