Manual Related Posts
Set related posts manually but easily with great ergonomics! Stop displaying auto/random related posts!
Plugin tag: relation
Relations Post Types
This plugin allow to build relation between 2 custom types (posts, page, custom), very useful…
UM Relational Fields
Add relationships between users, post types and taxonomies in your Ultimate Member site.
Content Relations
Add relations between posts.
WP Add Rel UGC to Comments
Add rel="ugc" Attribute to links in Comments.
Content User Relations
Relate user states to your contents.