invisnet

Most themes have a single stylesheet, a few JavaScript files, and all the PHP in <code>functions.php</code>. WP Autoload makes it trivial for theme developers to split up CSS, JS, and PHP per template, simplifying development and maintenance. It also makes it much easier to write per-template unit tests.

WP Autoload

Automatically load per-template JavaScript, CSS, and PHP files.

envato

A Template Kit is a collection of pre-designed starter templates for a WordPress Site Builder that share a cohesive visual style.
You can use this plugin to Import Template kits for Elementor.
Once this plugin is activated go to “Tools” > “Template Kit” to begin importing.

Template Kit – Import

Use this plugin to import Template Kits to WordPress

WP Autoload vs Template Kit – Import