WordPress multiple authors plugins

PublishPress Authors is the best plugin for adding authors, co-authors, multiple authors and guest authors to WordPress posts.

Assign multiple bylines to posts, pages, and custom post types with a search-as-you-type input box.

Starbox is the Author Box for Humans. Professional Themes to choose from, HTML5, Social Media Profiles, Google Authorship

All-in-One Authorship Solution: Seamless Author Box, Guest Authors, and Co-Authors to enhance your site's authority, credibility, engagement, and SEO.

Display author boxes, social links, co-authors, guest authors, post rating system, and user registration forms.

Authorsy is a powerful WordPress author box plugin. Add customizable author profiles, multiple authors, guest authors, bios, social links, and post ra …

Solves the co/multi-author problem without modifying the theme. Uses a custom taxonomy, "Byline," that replaces the Display Author.

Enables full support for the Co-Authors Plus plugin in Genesis.

The plugin add a widget and a shortcode in order to show authors of an article. It is compatible with Co-Authors Plus.

It will display only the concerned contributor posts and other details of that contributor for the posts types and the Custom Post Type.

The plugin is ideal for blogs with multiple authors and acts as an incentive for making quality posts.

This very simple plugin allows multiple authors to be assigned to a Post or Page.

This plugin adds some xtras to authoring profile: profile image, social media contacts, as well as alternative author and multiple authors.

Decouple authors from users. Instead of using users as authors use a special taxonomy for it.

Add an Co-Authors facet to FacetWP

Provides Twitter Login Functionality with smoothness and simple.

Assign multiple contributors to posts and display them on the frontend. Lightweight and admin-friendly.