Plugins on the list:

Theme Check

By Themes Team

A simple and easy way to test your theme for all the latest WordPress standards and practices. A great theme development tool!

Categories: General

Query Monitor is the developer tools panel for WordPress.

Categories: General

A WordPress plugin which shows the current template file name, the current theme name and included template files' name in the tool bar.

Categories: General

WPDevs Classic Editor & Widgets enables the traditional WordPress classic editor, classic widgets, and the previous version of the Edit Post scree …

Categories: General