Use this plugin to customize your login screen, great for client sites!
Create 404 not found page in a minute. Professional templates and examples.
Wordpress plugin that utilizes Whoops! Error Page to show better PHP errors.
Define any of your WordPress pages as 404 error page
404 pages not working? Would you like to have a custom 404 page. Would you like the 404 page to be dynamic or static? This plugin does it!
This is the official provider for the Raygun.io error reporting and tracking service - automatically sends errors and exceptions to Raygun.
Debug Log Parser is a tool to parse your WordPress debug-file and manage your error-handling.
Bugsnag is a WordPress plugin that automatically detects errors & crashes on your WordPress site, and notifies you by email, chat or issues system
Create custom 401 and 403 error pages with any WordPress theme without writing a single line of code, set it up and forget it.
Allows you to add a Google 404 widget to your missing 'page not found' pages which allows you to do a Google search of the site.
Extreme Advanced debugging plugin for seeing the verbose of the verbose debug info. Tech Support, Server Admins, WordPress Developers, Plugin Develop
Displays unbeatable information to site visitors arriving at a non-existant page (from a bad link). Major SEO with Google AJAX, Google 404 Helper, Re
Logs 404 (Page Not Found) errors on your WordPress site.
A plugin that sends HTTP 410 (Gone) responses to requests for articles that no longer exist on your blog.
Replaces the standard "Error establishing database connection" screen with a WordPress styled one.
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