Use the Export To Library function to save part of a flow to a file in NodeRED.
The library file is located at:
/home/pi/.node-red/lib/flows
This tutorial is part of the Automation & Control with NodeRED & Raspberry Pi course.
The online course shows you step-by-step how to get started with the Raspberry Pi to monitor, automate and control Smart Homes and AV Systems.
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0:00 Exporting to file
0:40 Get the file with FTP
1:00 The library location