DocTheBuilder is a powerful documentation builder and book publishing SaaS application that allows users to create professional-grade documentation with no coding required.
Demo: https://codecanyon.net/item/docthebuilder-documentation-builder-book-publishing-saas-application/43128347
Typer is a fast and modern WordPress theme that allows you to have your own Front User profile and allows others to post articles on your site.
Demo: https://themeforest.net/item/typer-amazing-blog-and-multi-author-publishing-theme/24818607
Booklovers - beautiful, fresh & clean Publishing House & Book Store WordPress Theme. It has modern and functional design built for Publishing House or Bookstore.
Demo: https://themeforest.net/item/booklovers-publishing-house-book-store-wordpress-theme/15215472
Printpress is a modern and functional WordPress theme created for Book Stores, Publishing Houses, Book-Author official websites, Literary Clubs, Digital online stores and Libraries.
Demo: https://themeforest.net/item/printpress-book-publishing-wordpress-theme/24014694
If you want to give your users the ability to create posts from the front-end area then Frontend Publishing Pro is the perfect solution for you.
Demo: https://codecanyon.net/item/frontend-publishing-pro/8517990
Zimac is a multi-author blog, magazine theme for WordPress. It has a modern design and provides all the features for bloggers and publishers.
Demo: https://themeforest.net/item/zimac-multi-author-publishing-wordpress-theme/32517580