Is Power PDF compliant with the OAuth change being introduced with NetDocuments ndWeb 18 set to be release October 11th, 2018?
According to development Power PDF does not authenticate directly to the NetDocuments server. Power PDF calls the NetDocuments COM SDK which is located in the installed ndOffice, so for login and for authentication too.
According to the information from NetDocuments, Power PDF is as compatible as the installed ndOffice client.
This reference document is attached.