PBRify: Easy PBR Node generator - Blender

One-click PBR Node Setup Generator for Blender Cycles and EVEE Engine.

Got some time, check out this tutorial series - Learn How to Create Blender Addons [Complete Course]

You can also watch this Youtube Tutorial Series: Create Addons for Blender

 in adding more  to this addonhttps://github.com/RaghavVenkat/pbrify - my git repo.