Co-Authors Plus
Assign multiple bylines to posts, pages, and custom post types via a search-as-you-type input box
Plugin Tag: coauthors
Byline
Solves the co/multi-author problem without modifying the theme. Uses a custom taxonomy, "Byline," that replaces…
Co-Authors Widget
The plugin add a widget and a shortcode in order to show authors of an…
SP Authors
This very simple plugin allows multiple authors to be assigned to a Post or Page.
Extend Co-Authors Plus for FacetWP
Add an Co-Authors facet to FacetWP