MailerLite

This plugin automatically adds featured images of your posts into the RSS feed.
Features:
<ul>
<li>Automatically adds featured images of your posts into the RSS feed</li>
<li>Choose from all available image sizes</li>
<li>Choose from multiple image alignment options</li>
</ul>

Featured Image in RSS Feed by MailerLite

This plugin automatically adds featured images of your posts into the RSS feed.

arisoft

Easy to use integration of Contact Form 7 with MailChimp, MailerLite and Zapier services. List of the supported services are constantly grow.
Helps to extend your subscription lists and collect unlimited leads. Transform forms to powerful marketing tool.
<h4>Features</h4>
<ul>
<li>
Simple and easy to use interface. Just specify an API key and the plugin shows all available lists / fields. No need to find and remember any group / list / field ID.
</li>
<li>
Can update existing subscribers and supports double opt-in mode to send a confirmation mail for MailChimp
</li>
<li>
Populate Mailer Lite and Mail Chimp custom fields with values of form elements
</li>
<li>
Cache data from 3rd party services to increase performance
</li>
<li>
We are always open for new ideas and offer reactive support
</li>
</ul>
<blockquote>
<h4>Need more features?</h4>
Upgrade to <a href="http://contact-form-7-connector.ari-soft.com/#pricing" rel="nofollow ugc">PRO version</a> with the following features:
</blockquote>
<ul>
<li>
Connect CF7 with Zapier service. Zapier provide integration with 500+ popular services: ActiveCampaign, AWeber, ConstantContact, Drip, InfusionSoft, GetResponse and etc.
</li>
<li>
Supports segmentation for MailChimp
</li>
<li>
Register unlimited number of shared API key for MailerLite / MailChimp
</li>
<li>
Subscribe to different lists / groups depends on the selected form value
</li>
</ul>
<h4>System requirements</h4>
The plugin works with WordPress 4.0+, PHP 7.1+ and “Contact Form 7” 4.2+
More information can be found in <a href="http://www.ari-soft.com/docs/wordpress/contact-form-7-connector/v1/en/index.html" rel="nofollow ugc">user’s guide</a>.
Have any question, a support request or ideas how to do the plugin better?
Contact us <a href="http://www.ari-soft.com/Contact-Form-7-Connector/" rel="nofollow ugc">here</a> and we will contact and help you shortly.
Like the plugin?
We would be grateful for a review <a href="https://wordpress.org/support/plugin/ari-cf7-connector/reviews/" rel="ugc">here</a>.
We offer various WordPress products and you can try them for free
<a href="https://wordpress.org/plugins/cf7-editor-button/" rel="ugc">Contact Form 7 Editor Button</a> – Add button to WordPress editor to generate CF7 shortcode
<a href="https://wordpress.org/plugins/ari-stream-quiz/" rel="ugc">ARI Stream Quiz</a> – WordPress Quiz Builder in BuzzFeed and Playbuzz style
<a href="https://wordpress.org/plugins/ari-fancy-lightbox/" rel="ugc">ARI Fancy Lightbox</a> – The best WordPress Lightbox plugin
<a href="https://wordpress.org/plugins/ari-adminer/" rel="ugc">ARI Adminer</a> – Database Management tool.

Contact Form 7 Connector

I was using another contact form 7 extension to integrate with Mailchimp, but it was hard to make it work, this plugin worked like a charm!

Perfect!

MailChimp, MailerLite and Zapier integration with Contact Form 7. Use form data smartly. Generate unlimited leads and extend mailing lists.

Featured Image in RSS Feed by MailerLite vs Contact Form 7 Connector