This plugin allows you to add and image as background of posts, pages or custom post type in general (in the same way as a thumbnail).
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<li>This is a rewrite of my old plugin <a href="https://wordpress.org/plugins/post-background/" rel="ugc">Post Background</a> which I do not have access anymore. *</li>
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WP Post Background

This plugin allows you to add and image as background of posts, pages or custom post type in general (in the same way as a thumbnail).

WP Company

This plugin makes managing background images or videos effortless by allowing you to set a focus point that stays consistent. Regardless of how the media is resized or the background changes, the focus point ensures that the most important part of your media remains visible and centered.
Ideal for responsive designs and dynamic backgrounds, this tool ensures your media always looks polished and professional on any screen size or resolution.
🚀 See the plugin in action on <a href="https://www.wpcompany.nl/" title="The WordPress specialist" rel="nofollow ugc">WP Company</a>

Media Focus Point

The Media Focus Point Plugin ensures the key area of an image or video stays visible, regardless of resizing or layout changes.

WP Post Background vs Media Focus Point