Robert Coster

<p>Signalfire Expire Content allows you to set expiration dates and times for your WordPress posts and pages. When content expires, you can choose to automatically change it to draft status or redirect visitors to a custom URL.</p>
<p><strong>Key Features:</strong></p>
<ul>
<li>Set expiration date and time for posts and pages</li>
<li>Choose expiration action: change to draft or redirect to URL</li>
<li>Easy-to-use metabox on post/page edit screens</li>
<li>Admin column showing expiration status</li>
<li>Automatic expiration checking on frontend</li>
<li>Security-focused with proper nonces and sanitization</li>
<li>Multilingual ready with translation support</li>
</ul>
<p><strong>Perfect for:</strong></p>
<ul>
<li>Time-sensitive content like promotions or events</li>
<li>Temporary pages that need automatic removal</li>
<li>Content that should redirect after a certain date</li>
<li>Managing seasonal or limited-time offers</li>
</ul>


Signalfire Expire Content

Adds expiration functionality to posts and pages with customizable actions when content expires.

X-NicON

<p>A simple plugin that allows to set the date for the posts, after which will be performed one of 3 actions: “Add prefix to title”, “Move to drafts”, “Move to trash”.</p>
<h4>Features:</h4>
<ul>
<li>Set post expire date and time</li>
<li>Support custom post type (post and pages by default)</li>
<li>Action for expired posts: move to drafts, move to trash or add custom prefix for title</li>
<li>Adds class “post-expired” to post that expired on the site and in admin interface (for custom styles in theme)</li>
</ul>
<h4>Use in theme:</h4>
<pre><code>XNPostExpires::isExpired($post_id)

XNPostExpires::dateExpiration($post_id, $date_format)
</code></pre>


WP Post Expires

I haven't tried to debug what's wrong, but as soon as I installed the plugin I was unable to see the editor icons nor actually click on the "edit" to change the publishing date or the expiration date. This is a fantastic plugin idea, hope to see it fully functional.

Broke Admin

Plugin adds post expires time after which will be performed actions: add prefix to title, move to drafts or trash.

Signalfire Expire Content vs WP Post Expires