Remove Unused CSS, Optimize CSS, Optimize JS and speed up your site.

mottodesignstudio

Blaze CSS

Generate a text file of all the classes used in your WordPress site.

asadkn

A plugin for Advanced Users to Optimize CSS Delivery, Remove Unused CSS, Optimize Javascript Delivery with defer or delay load JS. 
The perfect toolkit for improving your Core Web Vitals and overall website performance.
WARNING: It’s a powerful speed optimization plugin that’s meant for power users who know what they’re doing.
Features:
<ul>
<li>Optimize CSS: Fix Render-Blocking.</li>
<li>Minify and Inline CSS.</li>
<li>Remove Unused CSS (Advanced).</li>
<li>Optimize JS: Fix Render-Blocking with defer.</li>
<li>Delay Load some JS until user interaction.</li>
<li>Adds resource hints for faster Google Fonts.</li>
<li>Built-in optimizations for Elementor (free version).</li>
<li>Built-in optimizations for WPBakery Page Builder. </li>
<li>Compatible with all themes and plugins.</li>
<li>Supports all modern browsers (no IE11 support).</li>
<li>Optimized code benchmarked for performance.</li>
<li>Built-in cache for processing.</li>
<li>Compatible with cache plugins (disable their JS and CSS optimizations).</li>
<li>API and hooks for theme & plugin authors.</li>
</ul>

Alternatives to Debloat – Remove Unused CSS, Optimize JS

Top alternatives