I've written a lightweight plugin to make it extremely easy to create Posts 2 Posts connections via the WordPress WP-API (Rest API). If you don't know about Posts 2 Posts, it's an extremely powerful (developer) plugin that allows you to create a 'connection' between 2 objects, often posts, pages, or CPT, but also users. A typical example Posts 2 Posts (P2P) usage is a website where you have 2 custom post types, actors and movies. They exist as separate post types so they can easily be managed … [Read more...]