matsuoshi

export the posts schedules as iCal format.
iCal URL is: 
 http://YOUR-WP-ADDRESS/postical
<ul>
<li>GitHub: <a href="https://github.com/matsuoshi/wp-postical" rel="nofollow ugc">https://github.com/matsuoshi/wp-postical</a></li>
<li>WordPress plugin page: <a href="https://wordpress.org/plugins/postical/" rel="ugc">https://wordpress.org/plugins/postical/</a></li>
</ul>

postical (iCal exporter)

Postical; export the posts schedules as iCal format.

maximevalette

contemplate

With the iCal Feeds WordPress plugin you can have an iCal feed to have your blog posts 
(past and future with a customizable secret parameter) in your favorite iCal software: Google Calendar, 
Outlook, Hotmail, iCal, Evolution…

iCal Feeds

Generate a customizable iCal feed of your present and future blog posts.

postical (iCal exporter) vs iCal Feeds