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>
</ul>

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).

markoarula

With this plugin you can enable your users to switch website between Night Mode and normal style smoothly to improve the readability of text, images and videos.
Reading website content at night time can be difficult. Help your visitors read more articles, spend more time on your website and protect their eyes from being hurt.

WP Night Mode

Allow users to change the website style while reading at night, enabling them to easily read and spend more time on your site.

WP Post Background vs WP Night Mode