WordPress Debug Plugins

Shows you the values of constants defined in your wp-config.php file

A plugin that makes it easy to log code activity to a file.

Display current template file and directory name on screen for WordPress development.

Use Firebug with FirePHP to analyze the SQL queries made by Wordpress. Ideal for development and avoid performance issues.

View resource usage, access and error logs, and more on the Liquid Web Managed WordPress Hosting Platform.

A simple logger for debugging.

A tiny plugin to display all enqueued scripts and style

Eazy HTML5 Elements displays most HTML elements using a shortcode. This allows theme developers to visualize how HTML elements will display.

A simple plugin that clears the debug log by the cron schedule when it gets too big.

Adds a system information page that include all the details on your WordPress configuration.

Admin Debug Tools makes it easy to manage your site's logs and debug settings directly from the dashboard, without needing to edit backend files.

It adds an action button to collect information to debug Freesoul Deactivate Plugins. If you don't use Freesoul Deactivate Plugins you don't …

Debugging tool for theme authors and reviewers.

Install and manage development plugins

This plugin helps to developers to find which plugin or theme closed their opened full page output buffers.

See a page with different themes all at once, just like that!

This plugin incorporates the pear php_debug library into wordpress.

Admin-only tool for checking execution times and error output of current theme/plugins

Log Javascript errors from your browser to your wordpress error log.

Display comprehensive server, database, and WordPress information in a clean, modern interface.

一个开发者必备的简易调试器。安全，简洁，高效，谁用谁知道！

Krumo is a debug tool able of collapsing array and object values so that it takes less space and let us see only what we really need from complex data

In every WordPress page there are many different hooks, but what is the direct relationship among them?

This WordPress Plugin collects the XDebug output and displayes it in the footer. Only use it with Xdebug extension for PHP activated

Logging system.

Redirects all email sent through wordpress to the user currently logged in or the site administrator.

A lightweight plugin that tracks plugins, themes, and WordPress Core for updates, activations, and deactivations. The log is displayed on a Dashboard …

Lets see how many errors have had in the present day through a widget, configure your wp-config.php and see the file log.

Enable system logging for WordPress plugin and theme development.

A sleek, modern plugin to manage WordPress debug logs with custom directories, levels, and advanced AJAX filtering.

A rudimentary plugin for debugging cron.

An unobtrusive debugging tool for WordPress

Stress testing tool for logging and measuring all requests to your WordPress website and displaying in timeline format.

This plugin adds an “Open In Social Debugger” link to the admin bar, which opens the current page or post in a social network debugger.

Displays and emails system information for debugging purposes for easy debugging of your own or a client/user site.