eavitan

This is the long description. No limit, and you can use Markdown (as well as in the following sections).
For backwards compatibility, if this section is missing, the full length of the short description will be used, and 
Markdown parsed.
The list of condition that can be applied:
<ul>
<li>if is specific post ID</li>
<li>if is specific post TYPE</li>
<li>if is specific post CATEGORY</li>
<li>if is specific post TAG</li>
</ul>
Woocommerce:
<ul>
<li>if is specific product ID</li>
<li>if is specific product TYPE</li>
<li>if is specific product PRODUCT_CAT</li>
<li>if is specific product PRODUCT_TAG</li>
</ul>

Dynamic Content Shortcode

This Plugin Allows you to display specific content under specific conditions,

Brecht

The widget will only show if you have set some content for it on the current page. Perfect for creating dynamic widgets that only appear when you need it. Works with any custom post type as well and you can use shortcodes in the widget content!
Usage examples:
<ul>
<li>Post summaries</li>
<li>Positive and negative points for reviews</li>
<li>Index with links for long pages</li>
<li>Call to action links</li>
<li>…</li>
</ul>
Let us know what you think! Any feedback is welcome.

Dynamic Widget Content

Dynamic widget content for single pages and posts. Manually set your widget content while editing the post.

Dynamic Content Shortcode vs Dynamic Widget Content