Allows users to edit the internal WordPress options without digging about the database.
Redirects all email sent through wordpress to the user currently logged in or the site administrator.
Hide PHP error reporting for specified plugins or the current theme.
Toggle WP_DEBUG on/off through the admin toolbar
EASY TO USE! Dropdown console for wordperss enthusiasts to print and watch the value of PHP variables.
This simple plugin sets the error reporting level according to the user role. The script warnings and errors are hidden from subscribers and visitors
Show all post meta (aka custom fields) keys and their unserialized values in a metabox on post editing pages.
A rudimentary plugin for debugging cron.
Monitor your website, plugins and themes.
Displays database table information.
Simple loading text domains loading mapper
Logs any calls to deprecated functions, files, or arguments, and identifies the function that made the call. Handy for plugin and theme authors.
Install and manage development plugins
Displays a list of each page's SQL queries and the functions calling them that can be searched and sorted by time, type, etc.
Simplify page debugging via Facebook Developer Tools, Google's Structured Data Testing Tool, PageSpeed Insights, W3C Validation, and more to come
Prints backtrace of call to wp_redirect().
Work with FirePHP, only PHP5 and a sample af values of WordPress
Brings the Symfony VarDumper component to your WordPress installation.
A plugin with common features missed in WordPress, like favicon, meta tags, adding HTML to head and footer, WordPress e-mail from header filter, etc.
WordPress plugin for Clockwork.
A benchmarking plugin to profile slow hooks.
Provides logging and debugging data via e-mail and FirePHP.
If WP_DEBUG=true, this plugin adds a visual style that prevents admins from forgetting that debugging is enabled. Simple, slim, handy.
Provides convenient methods for developers to debug buggy code.
Admin page debugger tool
Custom extension of the WordPress Debug Bar. Designed from the development needs of FreshMuse
Display debug backtraces for every error generated by PHP.
A PHP Debugger & Logger to speed up the process of plugin development.
Loggy is simple express server for remote logging with REST API and WordPress plugin.
This WordPress Plugin collects the XDebug output and displayes it in the footer. Only use it with Xdebug extension for PHP activated