uSchema is simple yet powerful plugin to help WordPress users and developers to integrate advanced metadata and structured data to their website easily.

Demo
https://codecanyon.net/item/uschema-ultimate-rich-data-schema-for-wordpress/25126158

Download
https://www.filecad.com/qMgZ/uSchema-v1.1.1.1---Ultimate-Rich-Data-Schema-for-WordPress.rar