Create your custom 404 error page the easy way! No coding. Works with most Themes.

Did you receive a message, "Maximum execution time of 30 seconds exceeded?" Not anymore. Just Plug'n-Play. It's that easy!

WPS Bidouille provides information about your WordPress and contains optimization tools.

Improve your SEO and keep your link juice by automatically redirecting all 404 errors to any page/post/url. User friendly options and log feature.

Receive email notifications when errors occur on your WordPress site.

A plugin that sends HTTP 410 (Gone) responses to requests for articles that no longer exist on your blog.

Please read the plugin description before installing to ensure compatibility and avoid potential issues. This plugin will be free forever.

Bugsnag is a WordPress plugin that automatically detects errors & crashes on your WordPress site, and notifies you by email, chat or issues system

Redirect all 404 pages to homepage with very simple way.

Official Rollbar full-stack error tracking for WordPress supported by Rollbar, Inc.

This plugin hooks the normal Wordpress workflow in order to determine if the request is processing will cause a 404 HTTP error.

Log 404 (file not found) errors on your site and get them delivered to you via e-mail or RSS.

Auto redirects all 404 error links to homepage.

Create custom 401 and 403 error pages with any WordPress theme without writing a single line of code, set it up and forget it.

Log/Debug the PHP code in your Theme/Plugin with your Browser Console (no extension needed)

Adds custom error messages to Gravity Forms inputs

With this simple plugin you can assign custom pages (with custom content etc.) as error pages. This works for 404 (page not found) and 403 (forbidden/ …

View and Delete the debug log from the Tools menu. Extremely light and simple.

Force 410 HTTP Status on listed pages, or just articles/pages that no longer exist.

Receive Slack notifications whenever errors occurs on your site.