CardeeTech.

Nerio J. Molina G.

PressPilot Email Template Customizer adds a presentation layer to outgoing WordPress emails. It does not replace <code>wp_mail()</code> and does not interfere with SMTP plugins.
Developed and maintained by CardeeTech (Cardee Technologies, SL).
Key features:
<ul>
<li>Wrap outgoing <code>wp_mail()</code> messages with a consistent HTML template.</li>
<li>Default Designer mode with visual tokens (logo, header image, colors, typography, width, radius).</li>
<li>Custom HTML mode with placeholder replacement.</li>
<li>Live preview in admin for faster iteration.</li>
<li>Built-in test email tool (single or multiple recipients).</li>
<li>WebP safety flow for email compatibility with PNG conversion cache.</li>
<li>Diagnostics panel for runtime checks and recent log visibility.</li>
</ul>
Template modes:
<ul>
<li>Default Designer: uses internal template + design tokens from settings.</li>
<li>Custom HTML: uses your HTML as-is and replaces supported placeholders.</li>
</ul>
Supported placeholders:
<pre><code>{{message}}, `{{subject}}`, `{{site_name}}`, `{{site_url}}`, `{{site_host}}`, `{{logo}}`, `{{header_image}}`, `{{date}}`, `{{year}}`, `{{preheader}}`
</code></pre>
Legacy compatibility during migration window:
<ul>
<li><code>{{ctetc_header_image}}</code> is still accepted for upgraded installations.</li>
</ul>

PressPilot Email Template Customizer

Wrap outgoing WordPress emails in a branded HTML template while keeping native wp_mail() delivery and SMTP compatibility.

FolioVision

This plugin reconfigures the wp_mail() function to use SMTP instead of mail() and creates an options page that allows you to specify various options.
You can set the following options:
<ul>
<li>Specify the from name and email address for outgoing email.</li>
<li>Choose to send mail by SMTP or PHP’s mail() function.</li>
<li>Specify an SMTP host (defaults to localhost).</li>
<li>Specify an SMTP port (defaults to 25).</li>
<li>Choose SSL / TLS encryption (not the same as STARTTLS).</li>
<li>Choose to use SMTP authentication or not (defaults to not).</li>
<li>Specify an SMTP username and password.</li>
</ul>
Also adds subject to headers for SendGrid Activity Screen. SengGrid is a powerful SMTP service, however it’s Activity Log screen misses the message subjects. Our plugin adds that back in!

WP Mail SMTP SendGrid Edition

Based on WP Mail SMTP. Also adds subject for display on SendGrid Activity Screen.

PressPilot Email Template Customizer vs WP Mail SMTP SendGrid Edition