You can publish to Pinterest and this feature is available with the XYZ SMAP Premium/Premium Plus (Social Media Auto Publish Premium) plugins only.
In the premium plugin, you can publish to
- Pinterest boards
For this, you can create a new Pinterest account in the premium plugin.
You can see more details at Pinterest Settings
You can see the details of the SMAP premium at https://xyzscripts.com/wordpress-plugins/social-media-auto-publish/compare