Dead Writers Society

Light and fast wp_head() cleaner. Just activate it and all unnecessary code will be deleted from site header section. It will improve loading speed of your website.
This plugin will remove:
<ul>
<li>WordPress version</li>
<li>shortlink</li>
<li>Really Simple Discovery link</li>
<li>RSS feed links</li>
<li>all extra RSS feed links</li>
<li>wlwmanifest.xml</li>
<li>meta rel=dns-prefetch href=//s.w.org</li>
<li>the next and previous post links</li>
<li>Emoji icons</li>
<li>WordPress REST API</li>
<li>oEmbed</li>
</ul>
Feeds (RSS, RSS2, Atom & RDF) and comments feeds will be disabled and redirected to home page for security reasons.

Nietzsche – WP Head Cleaner

This plugin cleans up the wp_head() and removes unnecessary code.

Fredrik Malmgren

With Clean up wp_head you can easily remove all those unused tags in wp_head.
<h4>Usage</h4>
<ol>
<li>Go to ‘Clean up wp_head’ under ‘Settings’ menu</li>
<li>Change the options of your choice</li>
</ol>
Follow the development of this plugin at <a href="http://fredrikmalmgren.com/wordpress/plugins/clean-up-wp-head/" title="Clean up wp_head - Fredrik Malmgren" rel="nofollow ugc">FredrikMalmgren.com</a>.

Clean up wp_head

Use Clean up wp_head to remove unused tags in wp_head.

Nietzsche – WP Head Cleaner vs Clean up wp_head