Hackbard23

You are using the Contact Forms 7 Plugin and are angy about the none HTML 5 Support? 
No Problem. With this Plugin u will have the normal Datepicker & Number Spinner from jQuery in your Internet Explorers and other none HTML5 browsers.
If you have Questions or Feature Request, feel free and contact me.

Contact Form 7 IE DatePicker and Number Spinner Fix

Still works on actual WP 4.7.3. but the need to hack the date format in plugin it self makes it bit awkward.

missing set date format

Works like a charm!

Add the jQuery Datepicker and Spinner functionality to your Contact Form 7

revzap

This is a wordpress plugin developed for list blogs, which usually publish variety of lists articles like http://www.bloghug.com/project-management-softwares/ on their blog.
The plugin allows to automatically create numbers for h3 titles. Creating and editing numbers within posts can be sometime time consuming (especially when you want to re-order lists), this plugin automatically give number to all items which are titled under h3.
The plugin also allow to enable/disable numbered heating automatically within post.
Features
<ul>
<li>
Automatically assign numbers (with matching blog style) to h3
</li>
<li>
Enable/Disable this feature on individual post or page.
</li>
</ul>

Automatic Heading Number

Automatically assign numbers within blog posts.

Contact Form 7 IE DatePicker and Number Spinner Fix vs Automatic Heading Number