This plugin hasn’t been tested with the latest three major releases of WordPress. It may no longer be maintained or supported and may have compatibility issues when used with more recent versions of WordPress.

Additional Authors


Let’s you add more than one author to your posts.

Arbitrary section


  1. Upload to the /wp-content/plugins/ directory
  2. Extract the Plugin to a Additional Authors Folder
  3. Activate the plugin through the ‘Plugins’ menu in WordPress


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Contributors & Developers

“Additional Authors” is open source software. The following people have contributed to this plugin.


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Browse the code, check out the SVN repository, or subscribe to the development log by RSS.

Change log


  • Optimization: only show additional authors im post type supports author feature
  • Feature: Customizing filter for get_users args in meta box


  • Optimization: Additional authors are included in has_published_posts WP_User_Query
  • Feature: New WP_User_Query argument “ignore_published_as_additional_author” for ignoring additional authors with “has_published_posts”


  • Fix: Query manipulation fix which lead to duplicate posts


  • Feature: Link to user profile page


  • Ready for 5.0 and Gutenberg
  • Optimization: With Gutenberg editor only the additional authors will be visible in post meta box. The post author was removed and needs to be handle with default post edit controls.
  • Info: post_meta _additional_authors is deprecated and will be will not be saved anymore
  • Bugfix: Delete user


  • Bugfix: Add empty additional author fix
  • Bugfix: Listen to wordpress author field change


  • BugFix: authors could not be added because of bad timing with onBlur
  • BugFix: keep order of additional authors
  • Feature: All WP_Query will use additional authors not only on authors page
  • Feature: new filter to set the default for ignoring or using additional authors with WP_Query
  • Optimization: Query manipulation optimization for author page


  • BugFix: IE11


  • Extendable meta box


  • Added Gutenberg support
  • CSS styles


  • Author keys move from postmeta to custom table
  • SQL Performance optimization


  • First release