Anton Paramonov

Pretty simple plugin for disable:
<ul>
<li>the XML-RPC on a WordPress site running 3.5 or above</li>
<li>new emoji functionality in WordPress 4.2</li>
<li>Posts and Comments general feeds</li>
</ul>
And remove:
<ul>
<li>WordPress genarator meta tag from HTML source page</li>
<li>link to wlwmanifest file from HTML source page (Windows Live Writer)</li>
<li>link to RSD EditURI from HTML source page</li>
<li>X-Pingback from HTTP headers and pingback_url in HTML source page</li>
<li>shortlink from HTTP headers and HTML source page</li>
</ul>
Translated on English, Russian and Ukraine languages.

YaBlog

Allows administrators to globally disable XML-RPC, new emoji functionality in WordPress 4.2, wp generator, wlwmanifest, RSD EditURI and rss/feeds on t …

Steve

Adds the ability to enter contact information and output the details in your posts, pages or templates.
Based on the original “Contact Details” by 36Flavours, but the visible text has been translated to Dutch and a bankaccount field has been added.
Use the shortcode <code>[contact type="phone"]</code> to display any of the contact details, or use the function call <code><?php if (function_exists('contact_detail')) { contact_detail('phone'); } ?></code>.
Once you have defined a contact email address, use the shortcode <code>[contact type="form"]</code> to output the contact form.

Contact Details Enhanced

Adds the ability to easily enter and display contact information.

YaBlog vs Contact Details Enhanced