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.

YukataNinja

Creates an iCal feed for <a href="http://www.lukehowell.com/events-calendar" rel="nofollow ugc">Events Calendar</a>.
Based on <a href="http://www.kinggary.com/archives/build-an-ical-feed-from-your-wordpress-posts-plugin" rel="nofollow ugc">Gary King’s iCal Posts</a> and modifications by <a href="http://capacity.electronest.com/ical-for-ec-event-calendar" rel="nofollow ugc">Jerome</a>.
Feed will be at http://your-web-address/?ical
<h3>Updates</h3>
<pre><code>Version 1.1.1
 Valid RFC 2445

Version 1.1
 Added location
 Added link out
 Added option for how long to show past events

Version 1.0
 Original Version
</code></pre>

iCal for Events Calendar

Add an iCal feed to your site for the Events Calendar plugin

postical (iCal exporter) vs iCal for Events Calendar