Kuuak

Tired to scroll down to edit a custom field or a SEO meta data at the bottom of the editor! Postbox to Tab convert the list of postboxes into a tabbed menu which gives you a global view of all available postboxes.

Postbox to Tab

Convert postboxes vertical list into a tabbed menu.

George Pattichis

Simple CPT is a free WordPress plugin that lets you create custom post types and custom taxonomies (eg: categories, tags, etc.) directly from your admin dashboard without writing a single line code.
No more editing files manually. With Simple CPT you can create a new Custom Post Type in less than 1 minute.
This plugin is written using only native functions, included in WordPress core, so it does not in any way reduce the performance of your website and will not cause any compatibility problems. Simple CPT is completely free, it will save you time and it is compatible with almost all themes and plugins out there.
In just a few minutes you can adapt your WordPress site to any type of project in a professional and extremely efficient way, e.g. ecommerce, hotel, restaurant, events, portfolio, community websites etc.

Simple CPT

Simple CPT provides an easy to use interface for registering and managing custom post types and custom taxonomies.

Postbox to Tab vs Simple CPT