Facebook Essentials, Open Graph Facebook Essentials, Open Graph https://headbody.pl/wp-content/uploads/2014/06/open_graph.png 300 300 Piotr Kędziora Piotr Kędziora https://secure.gravatar.com/avatar/a2ce5e04a3890c374bdf29ed2fdb3370?s=96&d=mm&r=g 10 June 2014 10 June 2014 How to clear Facebook Share’s Cache Modify how the shared item appears on Facebook The Open Graph protocol