Miva's Module API allows any developer to build plugins/apps for Miva and tie into actions that happen in to software. The module API docs are located here. Below are new API functions that have been added in Miva 10.
Page Notifications APIs allow modules to get notified when a page is added/updated/deleted/copied.
There are 2 new features which allow modules to tie into PageBuilder.
This modification to the not_subscript module feature adds a function that allows modules to be notified when subscriptions being processed are out of stock.