Markup Graf Terbuka Facebook untuk Blogger

<meta property='og:title' expr:content='data:blog.pageTitle'/>
<b:if cond='data:blog.pageType == &quot;item&quot;'>
  <meta property='og:type' content='article'/>
<b:else/>
  <meta property='og:type' content='website'/>
</b:if>
<meta property='og:url' expr:content='data:blog.canonicalUrl'/>
<!-- Large image, original size -->
<b:if cond='data:blog.postImageUrl'>
  <meta property='og:image' expr:content='data:blog.postImageUrl'/>
<b:else/>
  <!-- Thumbnail image, 72 × 72 pixels -->
  <b:if cond='data:blog.postImageThumbnailUrl'>
    <meta property='og:image' expr:content='data:blog.postThumbnailUrl'/>
  <b:else/>
    <!-- Default, no image. Use favicon or your own image URL -->
    <meta property='og:image' expr:content='data:blog.blogspotFaviconUrl'/>
  </b:if>
</b:if>
<b:if cond='data:blog.metaDescription'>
  <meta property='og:description' expr:content='data:blog.metaDescription'/>
<b:else/>
  <meta property='og:description' content='{{DEFAULT SITE DESCRIPTION GOES HERE}}'/>
</b:if>
<meta property='og:site_name' expr:content='data:blog.title'/>
<!--

Optional. Read more → https://developers.facebook.com/docs/sharing/webmasters

<meta property='fb:admins' content='{{FB ADMINS}}'/>
<meta property='fb:app_id' content='{{APP ID}}'/>

-->

Lainnya 

• A Guide to Sharing for Webmasters
• Open Graph Namespace Declaration: HTML with XMLNS or Head Prefix?
• Facebook Open Graph Namespace?
• The Open Graph Protocol