Plugins

Displays Super Global valiables for the current request.Like $_POST, $_GET, and $_COOKIE. Requires the debug bar plugin.

Debug Bar extension that adds information about the sidebars and widgets on the current page. Integrates with Content Aware Sidebars plugin.

Show screen info of the current admin page in a new tab within the debug bar

A simple add-on for Debug Bar that tabulates all roles and capabilities

A Debug Bar plugin that lets you trace what plugins are causing database queries.

A simple add-on for the Debug Bar plugin to replace the button text with the database query count and time.

Debug Bar Plugin Activation adds a new panel to the Debug Bar which displays plugin (de-)activation and uninstall errors.

Logs and displays a filterable list of all hooks called during the request, with their arguments

This plugin adds an extra panel to Debug Bar plugin that allows developers to output custom debug info.

Look up items in object cache.