Val Davis

RDS Newsletter is a straightforward email newsletter plugin that does not overcomplicate things.
Features: 
* Import subscribers via CSV or plain text (one email per line) 
* Paste raw HTML as your email content 
* Optional templates (Basic and Modern included) 
* Batch sending with configurable limits (default 500 per hour) 
* Subscriber groups for targeted sends 
* Double opt-in with confirmation emails 
* Open and click tracking with reports 
* Automatic unsubscribe links in every email 
* Bounce detection with auto-delete via IMAP 
* IP address and timestamp logging for compliance 
* Signup and unsubscribe shortcodes 
* Send test emails before sending to your list 
* Schedule newsletters for later 
* Duplicate newsletters 
* Export subscribers as CSV
<h3>Shortcodes</h3>
Signup form: 
 [rdsnl_signup]
Optional attributes: 
* <code>title="Subscribe to our newsletter"</code> 
* <code>button_text="Subscribe"</code> 
* <code>group="3"</code> (group ID to auto-assign)
Unsubscribe form: 
 [rdsnl_unsubscribe]

RDS Newsletter

A self-hosted email newsletter plugin for WordPress with subscriber management, batch sending, open and click tracking, and bounce processing.

fdanielsen

stianpr

asteinlein

<blockquote>
This plugin requires a MailMojo account. MailMojo is a Norwegian email marketing webapp. Get in on the mojo: <a href="http://mailmojo.no" rel="nofollow ugc">Sign up for a free account here</a>.
</blockquote>
This plugin provides a super easy way for your visitors to sign up to 
your MailMojo mailing list. You can add multiple instances of the widget 
to accept signups to different lists, and tags are supported for 
segmentation.
You are welcome to contribute to this plugin on 
<a href="https://github.com/eliksir/mailmojo-wp-widget" rel="nofollow ugc">Github</a>.
<h3>Internationalization (i18n)</h3>
In addition to the default English language, translations in the 
following languages are included:
<ul>
<li>nb_NO – Norwegian (Bokmål)</li>
</ul>
If you’re interested in doing a translation, please make a pull request 
on <a href="https://github.com/eliksir/mailmojo-wp-widget" rel="nofollow ugc">Github</a>.

MailMojo Widget

Enkel og grei

Adds a signup widget for a MailMojo mailing list to your WordPress site.

RDS Newsletter vs MailMojo Widget