Debug Bar Constants adds three new panels to the Debug Bar that display the defined WP and PHP constants for the current request.
As of April 2026, Debug Bar Constants is a WordPress debugbar plugin with 30 active installations and a 5/5 rating from 1 reviews. It has been downloaded 53K+ times in total. Requires WordPress 3.4+ and PHP 5.2.4+. Available on WordPress.org since 2013. Last updated 8 years ago — may have compatibility concerns. Top alternative: Black Bar.
Debug Bar Constants adds three new panels to the Debug Bar that display the defined constants available to you as a developer for the current request:
This plugin requires the Debug Bar plugin to be installed and activated.
Also note that this plugin should be used solely for debugging and/or in a development environment and is not intended for use on a production site.
If you like this plugin, please rate and/or review it. If you have ideas on how to make the plugin even better or if you have found any bugs, please report these in the Support Forum or in the GitHub repository.
| WordPress | 3.4+ requiredTested up to 4.9.29 |
| PHP | 5.2.4+ required |
Release date: 2018-01-22
…and 3 more changes
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.