Plugin duplicates the posts,pages all at once based on the post type,post status and even year of posts created.

A fast, lightweight WordPress duplicate plugin to clone posts, pages & custom post types instantly.

Duplicate pages in one click, generate hundreds from a template, and keep them up to date with Page Generators and Template Sync.

Create multiple copies of a post, page, or custom post type at once, including custom fields, taxonomies, and featured images.