Arefly

Want user to see what you are writing now (Draft Post)?
Use this plugin now!
This plugin will allow visitors to see the title of your draft post and content of “Coming Soon!”.
You may also change “Coming Soon!” to be your own word!
Live Demo: <a href="http://demo.arefly.com/wordpress/?p=69" rel="nofollow ugc">Click Here</a>
<h4>Translators</h4>
<ul>
<li>Chinese, Simplified (zh_CN) – <a href="http://www.arefly.com/" rel="nofollow ugc">Arefly</a></li>
<li>Chinese, Traditional (zh_TW) – <a href="http://www.arefly.com" rel="nofollow ugc">Arefly</a></li>
<li>English (en_US) – <a href="http://www.arefly.com" rel="nofollow ugc">Arefly</a></li>
</ul>
If you have created your own language pack, or have an update of an existing one, you can send <a href="https://codex.wordpress.org/Translating_WordPress" rel="nofollow ugc">gettext PO and MO files</a> to <a href="http://www.arefly.com/about/" rel="nofollow ugc">Arefly</a> so that I can bundle it into Preview Blog Draft. You can download the latest <a href="https://plugins.svn.wordpress.org/preview-blog-draft/trunk/lang/preview-blog-draft.pot" rel="nofollow ugc">POT file</a>.

Preview Blog Draft

Let visitors can see the title of your draft post and content of "Coming Soon!"

gtuk

The plugin adds a datetime box to your edit pages to set a unpublish date to posts, pages, and custom post types.
After you set a unpublish date the post will we updated at the given time and become a draft. 
The plugins works with posts, pages and custom post types

Gtuk unpublish posts

Adds the possibility to set an upublish date to pages, posts and custom post types.

Preview Blog Draft vs Gtuk unpublish posts