Temly

Temly Disable Emoji completely disables WordPress emoji functionality to improve your website performance by removing:
<ul>
<li>Emoji detection scripts from frontend and admin</li>
<li>Emoji stylesheets from frontend and admin </li>
<li>DNS prefetch requests to emoji CDN servers</li>
<li>TinyMCE emoji plugin from the editor</li>
<li>Email emoji conversion</li>
</ul>
This lightweight plugin requires no configuration – simply activate and enjoy faster page load times.
Features: 
* Removes all emoji-related JavaScript and CSS 
* Eliminates DNS prefetch requests to external emoji servers 
* Works on both frontend and admin areas 
* No settings required – works immediately after activation 
* Compatible with all themes and plugins

Temly Disable Emoji

Completely removes WordPress emoji scripts, styles, and DNS prefetch requests to improve site performance.

Daisuke Takahashi

Emoji support of WordPress 4.2+ requires internet connection to download image files from WordPress.org. In your business or educational network, however, you may not be able to use internet. 
With this plugin, you are free from internet!!
<h3>License</h3>
<ul>
<li>Copyright (c) 2012-2014 <a href="https://www.extendwings.com/" rel="nofollow ugc">Daisuke Takahashi (Extend Wings)</a></li>
<li>Portions (c) 2010-2012 Web Online.</li>
<li>Unless otherwise stated, all files in this repo is licensed under GNU AFFERO GENERAL PUBLIC LICENSE, Version 3. See LICENSE file.</li>
</ul>
<h4>CC-BY 4.0</h4>
<ul>
<li>72×72/</li>
<li>svg/
<ul>
<li>Copyright (c) 2014 Twitter, Inc and other contributors</li>
<li>Licensed under <a href="https://raw.githubusercontent.com/twitter/twemoji/3e21d10e5a01dabcbb7b5bd260b78a909a7b7f28/LICENSE-GRAPHICS" rel="nofollow ugc">Creative Commons Attribution 4.0 International</a></li>
<li>Fetched from <a href="https://github.com/twitter/twemoji" rel="nofollow ugc">twitter/twemoji</a></li>
<li>Version: 2.0.5</li>
<li>Commit: <a href="https://github.com/twitter/twemoji/commit/b47023cb1b95d7682f2a3c1fbf075733ace7a168" rel="nofollow ugc">b47023cb1b95d7682f2a3c1fbf075733ace7a168</a></li>
</ul>
</li>
</ul>

Temly Disable Emoji vs WP Local Emoji