Advanced Import : One Click Import for WordPress or Theme Demo Data

Advanced Import is a powerful data importer plugin designed for WordPress users to import their site data from another website. It is especially useful for theme developers who want to provide demo data to their customers, but it can also be used for migration purposes. The plugin can import demo starter sites, widgets, options, media, pages, posts, custom post types, and actual media files. It also has features for theme authors, such as support for premium versions of free themes, categorized demo import starter packages, search filter keywords, and hooks for customization. The plugin can be accessed through the WordPress dashboard under Appearance and Tool.