Timothy Jacobs

WP Mail Debugger captures and displays all emails sent through wp_mail() for debugging and troubleshooting. A new admin menu, WP Mail Debugger, is added under the Tools menu.
Get the <a href="https://apps.apple.com/us/app/wp-mail-debugger/id1547093438?mt=12" rel="nofollow ugc">Mac App</a> to connect to multiple WordPress websites from one convenient location.

WP Mail Debugger

I "found" this plugin when its creator presented it at WCPhx 2020. Its extremely easy to use, and is helpful in a day and age when SPFF and DKIM issues make debugging mail tough. Show your users the mail is going out. Or as a plugin developer, use it to review output.

This is so good

WP Mail Debugger captures and displays all emails sent through wp_mail() for debugging and troubleshooting.

WP Duck 🐥

Stops all outgoing emails to ensure no emails are sent from your WordPress site, particularly useful for staging environments. This plugin is compatible with PHP versions 5.0 through 8.3 and has been tested up to WordPress version 6.6.
Updates in Version 1.0.1: 
– Updated function and class names with a unique prefix to prevent conflicts with other plugins. 
– Added text domain loading for translations. 
– Ensured all user-facing strings are translatable and properly escaped. 
– Improved code to adhere to WordPress Plugin guidelines.

Block All Emails

Prevents all outgoing emails from your WordPress site, ideal for staging environments.

WP Mail Debugger vs Block All Emails