WP Manifestindependent plugin directory
manifest / email / exchange-php-mailer

Exchange SMTP Mailer

Routes emails from my WordPress site through GoDaddy-hosted MS Exchange using SMTP.

by Dan Keegan · github.com/ironicrebel/exchange-php-mailer · website

★ 0stars

Install

Download source zip No release zip yet

This is the repository archive. It installs, but the folder name will carry the branch suffix and updates will not flow.

Install straight from GitHub with WP-CLI:

wp plugin install https://github.com/ironicrebel/exchange-php-mailer/archive/refs/heads/main.zip
No built-in updater. New versions won't appear under Dashboard → Updates. Install new releases yourself, or let Git Updater track the repository.
Readme github.com/ironicrebel/exchange-php-mailer ↗

Routes WordPress email through my GoDaddy-hosted Exchange (Microsoft 365) account using SMTP. For when you don't want to pay Microsoft, WP SMTP, GoDaddy and who knows what other parties are after my money.

Features

  • SMTP override via PHPMailer
  • Admin settings page for credentials
  • Logs failed email attempts to mail-error.log
  • Compatible with Microsoft 365 / Office 365 SMTP

Requirements

  • WordPress 5.0+
  • Microsoft 365 account with SMTP enabled
  • TLS-enabled hosting (port 587 must be open)

Installation

  1. Upload the plugin folder to /wp-content/plugins/
  2. Activate via Plugins → Exchange SMTP Mailer
  3. Go to Settings → Exchange SMTP Mailer
  4. Enter your SMTP username and password
  5. Save changes and test email delivery

Security Notes

  • Credentials are stored using WordPress options API
  • For production, consider using environment variables or app passwords
  • Ensure wp-config.php is not world-readable (chmod 640 or stricter)

Logging

Failed email attempts are logged to:

  • wp-content/plugins/exchange-smtp-mailer/mail-error.log