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© 2026 PluginSift. Data sourced from WordPress.org. · [email protected]

  1. Home
  2. Plugins
  3. DKIM
  4. Email Essentials
Email Essentials icon

Email Essentials

A plugin to make WordPress outgoing emails better and less likely to be marked as spam.

By Acato·DKIM·Free
00
·40 active installs·Updated 1 month ago
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As of April 2026, Email Essentials is a WordPress DKIM plugin with 40 active installations and a 0/5 rating0. It has been downloaded 201 times in total. Requires WordPress 5.6+ and PHP 7.4+. Available on WordPress.org since 2026. Recently updated within the last 3 months. Top alternative: Deliverability – pass DKIM, SPF, DMARC….

0/5Rating
40active installs
201total downloads
3 monthssince 2026

Overview

Email Essentials vastly reduces the chances of your emails being marked as spam or being rejected. Originally a debugging tool, it has grown into a full-fledged email enhancement plugin.

Please note that this plugin is not a “we support any type of transport” Email plugin. For other protocols than SMTP, but rather to enhance the email sending capabilities of WordPress.
If you need to send emails with other protocols than SMTP, this plugin is not for you. You might want to look at plugins like Post SMTP (not affiliated).

And since version 6.0.0, after more than 10 years of development, this plugin is now a FOSS plugin, meaning it is free to use, modify and distribute under the GPLv2 license.

In return, we ask you to support the development of this plugin by contributing to the…

Read full description on WordPress.org

Ratings & Reviews

00 reviews
5 ★
0
4 ★
0
3 ★
0
2 ★
0
1 ★
0

Compatibility

WordPress5.6+ requiredTested up to 6.9.4
PHP7.4+ required

Top Alternatives to Email Essentials

Deliverability – pass DKIM, SPF, DMARC & more icon
Deliverability – pass DKIM, SPF, DMARC…
4.2800 installsUpdated 6 months ago
ViewCompare
Mailsure icon
Mailsure
550 installsUpdated 1 year ago
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View all DKIM plugins →

Frequently Asked Questions

Changelog

6.0.3

  • Switched to PatchStack for responsible disclosure.
View full changelog on WordPress.org

Contributors

AcatoAcato
Plugin Info
Version
6.0.3
Last Updated
Mar 3, 2026
WP Requires
5.6+
Tested Up To
6.9.4
PHP Requires
7.4+
Active Installs
40
Downloads
201
Added
Jan 30, 2026
Business
Free

Tags

dkimsmtpemailsmimedeliverability

Developer

A
Acato
5 plugins0.0M+ total installs
View all plugins →

Quick Compare

Email Essentials vs Deliverability – pass DKIM, SPF, DMARC…→Email Essentials vs Mailsure→

Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.