molotow

Defer Media is a plugin for speed up your website and defer not needed medias which out of the screen when page loaded. 
Then, when you scroll down the page, it will load images/videos/iframes automatically or pre-load it even if it it not visible yet (can be adjusted with Appearance Offset parameters).
This plugin will apply the following actions: 
– Defer images (standard [img] tag and also [picture] src sets) 
– Defer background images (if style=”background-image” applied for some block) 
– Defer Videos ([video], [source] tags) 
– Defer Youtube embedded videos (iframe) 
– Defer any Iframes ([iframe] tag)
You can see plugin demo on this page: 
<a href="https://joomcar.net/wp-optimize/a-lot-of-media-page/" rel="nofollow ugc">Defer Media demo</a>

Defer Media

This plugin defer images and videos loading on your site for make it faster

Juan Carlos Pereira Diaz

This plugin help you to test and check the performance of the plugins, themes and scripts you have 
installed in your wordpress site.
Its bring easy to read tables and charts that show what theme, plugin or page are the ones that are slowing down your website.
Its comes in several languages that guaranteed you will know how to use it or what is the problem in you site.
It makes it very simple to locate any bottleneck problem in your themes or plugins in order to solve it and speed up your website.
Save your scans and profiles in a history table to later use in your performance reports.
Install and active the plugin so you can start checking your wordpress site right away.
<h4>Features</h4>
<ul>
<li>Plugins & themes performance profiling.</li>
<li>Page performance profiling.</li>
<li>Saved profiling history scans.</li>
<li>Multi-language (EN, ES, GL).</li>
<li>Testing single themes or plugins.</li>
<li>Testing multiple pages charging times at once.</li>
</ul>
<h4>How to use</h4>
<ul>
<li><a href="https://www.tbplugin.com/herramienta-de-profiling-para-wp/" rel="nofollow ugc">Basic Use Video</a></li>
<li><a href="https://www.tbplugin.com/herramienta-de-profiling-para-wp/" rel="nofollow ugc">How to speed up your site</a></li>
</ul>

Profiling Tool For WP

A plugin for testing the performance of the themes, plugins and scripts of your Wordpress site.

Defer Media vs Profiling Tool For WP