dvddemattia

Free and easy to use plugin that allow you to add a list of related posts for each post, including Custom Post Types.
<h3>Features And Options:</h3>
<ul>
<li>Add relations between posts.</li>
<li>Set number of related posts (1-20).</li>
<li>Custom title and custom template path.</li>
<li>Working with shortcode [cptrp].</li>
<li>Simple and free.</li>
<li>More features coming on updates.</li>
</ul>

CPTRP

Plugin that allow you to add a list of related posts for each post, including Custom Post Types.

alexvtn

Internal Linking of Related Contents allows you to automatically insert inline related posts within your WordPress articles, based on categories or post tags.
Internal Linking is a powerful SEO technique and an important tool to increase your page views. Moreover, it helps reduce the bounce rate.
With our plugin, you can insert inline similar posts within your WordPress articles, rather than at the end of the post content, like the most popular plugins.
Plugin overview
<iframe loading="lazy" class="youtube-player" width="750" height="422" src="https://www.youtube.com/embed/fvc2qKm2n58?version=3&rel=1&showsearch=0&showinfo=1&iv_load_policy=1&fs=1&hl=en-US&autohide=2&wmode=transparent" allowfullscreen="true" style="border:0;" sandbox="allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox"></iframe>
Premium features.
<blockquote>
Group related posts into a specific location 
 In addition to inline related posts, you can also group all related articles in one place within your content. This innovative feature streamlines navigation and provides your readers with quick access to all pertinent articles, further enhancing your website’s user experience.
Featured image 
 Select one of seven available premium template to present the featured image alongside the related articles.
Order by option 
 Select how to order the related contents.
Sort order option 
 Select the ordering of related contents.
Engine search 
 Besides the options available on the free version, you can load the related contents based of categories and post tags, post title or custom keywords.
Custom keywords 
 By choosing Custom Keywords as the Engine Search option, you have the ability to define specific keywords for each post.
Bulk Edit for Custom Keywords 
 This feature enables you to efficiently manage and customize keywords for multiple selected posts. You can easily add or remove desired keywords from the selected posts.
Device selection 
 You can select the device where you want to display the related contents..
Categories to exclude 
 You can select one or more categories to exclude from the related contents.
Post tags to exclude 
 You can select one or more post tags to exclude from the related contents.
Post to exclude 
 You can select one or more posts to exclude from the related contents.
Remove the call-to-action text 
 You can remove the call to action text from the related posts.
AMP support 
 Display rightly the related posts in AMP pages.
Custom post types support 
 You can enable the related contents for specific custom post types.
WordPress pages support 
 You can enable the related contents within pages (linking child pages or based on custom keywords)
Gutenberg block 
 Use the Gutenberg block to effortlessly incorporate specific related posts within your WordPress content.
</blockquote>
You can get the premium version, from the following link: 
<a href="https://www.themeinprogress.com/internal-linking-of-related-contents-pro/" rel="nofollow ugc">https://www.themeinprogress.com/internal-linking-of-related-contents-pro/</a>
<h4>Installation</h4>
Once you have installed the plugin, you just need to activate the plugin in order to enable it.
<h4>Configuration</h4>
Install Internal Linking of Related Contents will add a new admin page, where you can manage all tracking codes and scripts.
<h3>Translators</h3>
<h4>Available Languages</h4>
<ul>
<li>English (Default)</li>
<li>Italiano</li>
</ul>

Internal Linking of Related Contents

Internal Linking of Related Contents allows you to automatically insert inline related posts within your WordPress articles.

CPTRP vs Internal Linking of Related Contents