There is a ruby client to the quickbooks online REST API
[url removed, login to view]
However I work with perl, so would like it ported to perl.
I don't necessarily need all the functions right away, just the ability to post expenses and sales. I think this needs the ability to retrieve lists of Suppliers, Accounts and Classes.
I would like a simple web UI like the ruby one for user to post the expenses and sales, but also to post then from my application