I’m doing a similar project but with Google Sheets. It isn’t as fancy, but if you are a Google Shop, give this a try:
@matthew5 Do you know if Xero has opened up the Recurring invoice API yet… it’s been like 7 years since they said they’d look into it.
Unfortunately it doesn’t look that way. There’s plenty of info in there about invoice creation and updates, but I didn’t see anything about reoccurring invoices or invoice schedules.