Mário Valney

<a href="https://wordpress.org/plugins/contact-form-7/" title="Install it first, of course" rel="ugc">Contact Form 7 (CF7)</a> is a awesome plugin used by 1+ million WordPress websites.
But even it allow users to use HTML instead of just Plain Text email it’s not trivial to users who aren’t developers create something really pro.
However, time to leave all your worries behind! As a recently launched “Contact Form 7 – HTML Mail Template Extension” will allow you, WordPress developers or not, to use a simply but beautiful HTML Template in your CF7 so users will get better emails than just amount of text.
<h4>Configurations</h4>
Easily and quickly! No configurations required to start, but you can change a lot of stuff like colors, header image and width (by now… new versions will come).
<h4>Email Template</h4>
The plugin applies a HTML template to email sent from your CF7. The Template is optimized to show your HTML emails perfectly in the most popular email browsers including mobile ones.

HTML Template for CF7

Improve your Contact Form 7 emails with a HTML Template.

add-ons.org

Yee Addons

YeeMail — Email Template Builder & Customizer

This plugin great.

Make an impression with your customers and represent your brand well by customizing the design and content of your email

HTML Template for CF7 vs YeeMail — Email Template Builder & Customizer