Marcus Downing

Add page-specific widget areas to templates with a <code>Sidebars:</code> header:
<pre><code><?php
/*
Template Name: Photos template
Sidebars: notes (Photo Notes)
*/
...
</code></pre>
Use these sidebars the normal way:
<pre><code>dynamic_sidebar('notes');
</code></pre>
At present this only works on Pages.

Post-Specific Widgets

Add page-specific widget areas to templates with a Sidebars: header:

Elementor

Hello+ is a free WordPress plugin designed to work seamlessly with Elementor’s <a href="https://profiles.wordpress.org/elemntor/#content-themes" rel="nofollow ugc">Hello suite of themes</a>. It provides a solid foundation for crafting unique, purpose-driven websites using Elementor’s drag-and-drop site builder.
Hello+ includes specialized Hello widgets such as a Header, Footer, Zigzag, Form Lite, and more. Hello widgets help you build faster and create polished, professional websites.
To use Hello+, you’ll need to <a href="https://profiles.wordpress.org/elemntor/#content-themes" rel="nofollow ugc">install one of Elementor’s Hello suite of themes</a>.
<h3>Copyright</h3>
This Plugin, like WordPress, is distributed under the terms of GPL. 
Use it as your springboard to building a site with Elementor.

Hello Plus

Hello+ is a free WordPress plugin designed to work seamlessly with Elementor’s Hello suite of themes.

Post-Specific Widgets vs Hello Plus