You can currently add notes to an order in WooCommerce, but you can’t add notes to individual order items.
This plugin makes it easy for administrators to add notes to individual order items of a WooCommerce order.
Once activated, each order item in the Admin interface will have a textbox:
Enter your notes and save the order. Your notes will now show when you load the order in the future.
This plugin is developed on GitHub,
but released to SVN using this workflow.
In short: develop in Git and on GitHub as normal. Then, something like this (not 100% verified):
To release:
To set this up initially: