Webhooks are specific events triggered when something happens in Ghost, like publishing a new post or receiving a new member
It's possible to create and manage your content using the Ghost Admin API. Our content management interface, Ghost Admin, uses the Admin API - which means that everything Ghost Admin can do is also possible with the API, and a whole lot more!
Ghost imports from existing blogs via a custom JSON data format, described below. The import and export tools can be found on the 'labs' page in Ghost settings. The importer will accept either a JSON file, or a zip file containing a JSON file and the related images.
We understand that some users are going to want more flexibility, so the CLI has a whole host of flags and options that allow you to break the steps down and adjust what they do.