{eac}Doojigger Simple SMTP Extension for WordPress

{eac}SimpleSMTP is an {eac}Doojigger extension which adds SMTP server configuration for WordPress so that all email sent from your WordPress site will be sent through your SMTP mail server.

What is SMTP? … Simple Mail Transfer Protocol

{eac}SimpleSMTP options include…

SMTP Server Settings

• Server Name

  The outgoing mail server name. Typically something like smtp.your_email_domain.com.

• Port Number

  The mail server port to use. Typically, port 25 = no encryption, port 465 = SSL encryption, port 587 = TLS encryption. Port 2587 is often used as an alternative to port 587.

• Encryption

  Does your mail server use encryption?

SMTP Authentication

• User Name

  The email address/username used to authenticate with your mail server.

• Password

  The password used to authenticate with your mail server.

SMTP Sender

• Send From Name

  The default name used when sending email.

• Send From Email

  The default email address used when sending email.

• Override Senders

  Always send from above name/address (overriding other scripts).

Rate Limit

• Limit Emails Sent

  When setting rate limits, this is the number of emails that can be sent in a given number of minutes.

• Limit per Minutes

  When setting rate limits, this is the number of minutes to limit emails.

Optional Headers

• Default Headers

  Add custom headers to all outgoing emails.

Logging & Debugging

• Log Sent Emails

  Logs emails to the system error log.

• SMTP Debugging

  Enable capture and logging of wp_mail and phpMailer debugging data.

• Send a Test

  Send a test email to ensure your configuration is working.

Filters

Two filters are available to retrieve the Send From Name and/or Send From Email

simpleSMTP_from_name

$sendFromName = apply_filters( 'simpleSMTP_from_name', get_bloginfo('name') )

simpleSMTP_from_email

$sendFromEmail = apply_filters( 'simpleSMTP_from_email', get_bloginfo('admin_email') )

Additional Information

• {eac}SimpleSMTP is an extension plugin to and requires installation and registration of {eac}Doojigger.

Copyright

Copyright © 2026, EarthAsylum Consulting, distributed under the terms of the GNU GPL.

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should receive a copy of the GNU General Public License along with this program. If not, see https://www.gnu.org/licenses/.