Rob Scott

<p>Easy to use plugin that adds custom fields to posts to easily add Twitter Card metadata to your posts. This plugin requires Advanced Custom Fields by Elliot Condon.</p>
<h3>Compatibility</h3>
<p>This add-on will work with:<br />
1. Advanced Custom Fields version 4 and up<br />
2. WordPress version 3.8 and up</p>


Eazy Twitter Cards For Posts

Easy to use plugin that adds custom fields to posts to add Twitter Card metadata to posts.

Niall Kennedy

<p>Generate inline content previews on Twitter.com and Twitter clients by including <a href="https://dev.twitter.com/docs/cards" rel="nofollow ugc">Twitter Card</a> HTML meta elements for individual posts.</p>
<p>All cards are a Twitter Card summary by default. Tap into the <code>twitter_card_properties</code> filter to reference the Twitter accounts of your site or author.</p>
<p>Test your site’s Twitter Card display through <a href="https://dev.twitter.com/docs/cards/preview" rel="nofollow ugc">Twitter’s card preview tool</a>.</p>
<h3>Filters</h3>
<ul>
<li><code>twitter_cards_properties</code> – act on an array of properties before they are output to the page</li>
<li><code>twitter_cards_htmlxml</code> – override the default treatment of <code>html</code> with <code>xml</code>. XML will self-close the meta void element ( “” vs. “” )</li>
</ul>


Twitter Cards

Add Twitter Card markup to individual posts. Supports summary, photo, and player types.

Eazy Twitter Cards For Posts vs Twitter Cards