Gregor Capuder

ProteusThemes

Primoz Cigler

Prelc

This plugin registers a custom WordPress widget called Mailchimp by ProteusThemes. This widget will allow you to connect to your Mailchimp account with your API key and you will be able to select the list you want your visitors to subscribe to.
This widget can be used for all sorts of things, like: newsletter, lead capture, email sequence, and much more!
The Widget will output an email input field and a submit button, that’s all you need to capture your visitor’s email address. Main idea behind this plugin is that’s easy and simple to use.
Do you want to contribute?
Please refer to the official <a href="https://github.com/proteusthemes/mailchimp-widget" rel="nofollow ugc">GitHub repository</a> of this plugin.

Mailchimp Widget by ProteusThemes

There are tons of plugins with similar functionality, most of them will clutter your wp-admin with banners and upgrade notices or be very hard to use and configure. Most probably both.

This is a perfect example how the plugins should look like. Easy to use and without all the unnecessary clutter and gazillion of options. Great work!

Finally a plugin which does one thing and does it well

Capture your visitor's email address and subscribe them to your newsletter campaign with this simple Mailchimp widget plugin!

Danny van Kooten

ibericode

<h4>Newsletter Sign-Up</h4>
<blockquote>
This plugin is in maintenance mode, meaning we no longer develop new features or actively support it. Sorry.
</blockquote>
This plugin adds various sign-up methods to your WordPress website, like sign-up checkboxes in your comment form and a sign-up form to show in posts, pages or widget areas.
<blockquote>
Mailchimp user?
Use <a href="https://wordpress.org/plugins/mailchimp-for-wp/">Mailchimp for WordPress</a> instead. It’s free & so much better.
</blockquote>
This plugin works with almost all third-party email marketing services including Mailchimp, CampaignMonitor, ConstantContact, YMLP, Aweber, iContact, PHPList and Feedblitz. With the right configuration settings, you can make this plugin work with any newsletter service around.
Features:
<ul>
<li>Add a “sign-up to our newsletter” checkbox to your comment form or registration form</li>
<li>Easy customizable Newsletter Sign-Up Form Widget</li>
<li>Embed a sign-up form in your posts with a simple shortcode <code>[nsu_form]</code>.</li>
<li>Embed a sign-up form in your template files by calling <code>nsu_form();</code></li>
<li>Use the Mailchimp or YMLP API or any other third-party newsletter service.</li>
<li>Works with most major mailinglist services like Aweber, Constant Contact, iContact, etc.</li>
<li>Compatible with BuddyPress, MultiSite and bbPress.</li>
</ul>
More information
<ul>
<li><a href="https://mc4wp.com/" rel="nofollow ugc">Mailchimp for WordPress plugin</a></li>
<li>More <a href="https://dannyvankooten.com/wordpress-plugins/" rel="nofollow ugc">WordPress plugins</a> by ibericode</li>
</ul>
<h4>Sign-up checkboxes</h4>
Most of your commenters will be interested in your newsletter as well. This plugin makes it extremely easie for them to subscribe to your mailinglist. With the sign-up checkbox, all they have to do is check it and the plugin will subscribe them to your mailinglist.
You can also add the sign-up checkbox to your WP registration form, your BuddyPress registration form, your MultiSite sign-up forms or your bbPress new topic and new reply forms.
<h4>Sign-up forms</h4>
Easily configure a sign-up form and show it in various places on your website using the sign-up form widget, the <code>[nsu_form]</code> shortcode or the <code>nsu_form()</code> template function.
You can set your own messages and even choose to redirect the visitor to a certain page after signing-up.

Newsletter Sign-Up

Integrate your WordPress site with 3rd-party newsletter services like Aweber and YMLP. Adds various sign-up methods to your site.

Mailchimp Widget by ProteusThemes vs Newsletter Sign-Up