Jose Varghese

The Click to Read More Button plugin allows you to add a customizable “Read More” button to your WordPress posts and pages. When visitors click the button, the full content is revealed smoothly without any page reload.
Key Features:
<ul>
<li>Customizable Appearance: Choose button colors, hover colors, and text colors</li>
<li>Flexible Content Control: Set after how many lines the button should appear</li>
<li>Post Type Selection: Choose which post types to apply the functionality to</li>
<li>Exclusion Options: Exclude specific pages/posts by ID</li>
<li>Custom Button Text: Change the button text to match your site’s tone</li>
<li>Auto-Detection: Automatically includes homepage and blog pages if set to static pages</li>
<li>Public CPT Support: Works with all public custom post types</li>
<li>Performance Optimized: Lightweight code that only loads where needed</li>
<li>WordPress Guidelines Compliant: Follows all WordPress coding standards and security practices</li>
</ul>
Perfect for:
<ul>
<li>Blog posts with long content</li>
<li>Product descriptions</li>
<li>Service pages</li>
<li>News articles</li>
<li>Any content where you want to improve readability and user engagement</li>
</ul>
Easy Setup:
<ol>
<li>Install and activate the plugin</li>
<li>Go to Settings > Read More Button</li>
<li>Configure your preferences (colors, text, line count, post types)</li>
<li>The button will automatically appear on your selected content</li>
</ol>
Security & Performance:
<ul>
<li>All data is properly sanitized and escaped</li>
<li>Follows WordPress security best practices</li>
<li>Lightweight and optimized for performance</li>
<li>No impact on site speed when not in use</li>
</ul>
<h3>Developer Information</h3>
Technical Details: 
* Uses WordPress coding standards and security practices 
* All data properly sanitized and escaped 
* Follows WordPress plugin guidelines 
* Uses proper enqueue methods for scripts and styles 
* Implements WordPress hooks and filters correctly 
* Translation ready with proper text domain
Hooks and Filters: 
* <code>click_to_read_more_button_content_filter</code> – Filter the content before applying read more functionality 
* <code>click_to_read_more_button_button_text</code> – Filter the button text 
* <code>click_to_read_more_button_should_show</code> – Filter to control where the button should appear
Support: 
For support and feature requests, please contact the plugin author or submit issues through the WordPress.org support forums.

Click to Read More Button

Add a customizable "Read More" button to your posts and pages content after a specified number of lines.

man_ketan

This plugin allows you show/hide text in post and page by inserting simple shortcode. 
Example usage: [km_showhide]Hidden content goes in here.[/km_showhide]

KM-ShowHide

This simple plugin allows you to toggle your content inside shortcode.

Click to Read More Button vs KM-ShowHide