b2evolution will automatically add social media meta tags to certain Disps.

At this time the following tags can be inserted (example):

<meta property="og:title" content="Welcome to your b2evolution-powered website!" />
<meta property="og:url" content="http://localhost/index.php/a/welcome-to-your-b2evolution-powered" />
<meta property="og:description" content="To get you started, the installer has automatically created several sample collections and populated them with some sample contents. Of course, this starter structure is all yours to edit. Until you do that, though, here&#039;s what you will find on this&hellip;" />
<meta property="og:site_name" content="Public Blog" />
<meta property="og:type" content="article" />
<meta property="og:image" content="http://localhost/media/shared/global/logos/b2evolution_1016x208_wbg.png?mtime=1468285071" />
<meta property="twitter:creator" content="@b2evolution" />
<meta property="twitter:card" content="summary" />
<meta property="twitter:title" content="Welcome to your b2evolution-powered website!" />
<meta property="twitter:description" content="To get you started, the installer has automatically created several sample collections and populated them with some sample contents. Of course, this starter structure is all yours to edit. Until you do that, though, here&#039;s what you will find on this&hellip;" />
<meta property="twitter:image" content="http://localhost/media/shared/global/logos/b2evolution_1016x208_wbg.png?mtime=1468285071" />

This includes Opengraph tags for facebook and tags for Twitter Cards.

• Facebook Sharing debugger: https://developers.facebook.com/tools/debug/
• Twitter card validator: https://cards-dev.twitter.com/validator
• Google Structured Data Testing Tool: http://www.google.com/webmasters/tools/richsnippets
• Pinterest Rich Pins Validator: http://developers.pinterest.com/rich_pins/validator/