added og and twitter metadata
diff --git a/theme/apache/templates/base.html b/theme/apache/templates/base.html
index 080d91a..c103ef6 100644
--- a/theme/apache/templates/base.html
+++ b/theme/apache/templates/base.html
@@ -26,6 +26,19 @@
   <meta name="msapplication-config" content="/favicons/browserconfig.xml">
   <meta name="theme-color" content="#282661">
 
+  <meta property="og:url" content="https://www.apache.org/">
+  <meta property="og:type" content="website">
+  <meta property="og:title" content="{{ page.title }}">
+  <meta property="og:description" content="Home page of The Apache Software Foundation">
+  <meta property="og:image" content="https://www.apache.org/foundation/press/kit/asf-estd-1999-logo.svg">
+
+  <meta name="twitter:card" content="summary_large_image">
+  <meta property="twitter:domain" content="apache.org">
+  <meta property="twitter:url" content="https://www.apache.org/">
+  <meta name="twitter:title" content="{{ page.title }}">
+  <meta name="twitter:description" content="Home page of The Apache Software Foundation">
+  <meta name="twitter:image" content="https://www.apache.org/foundation/press/kit/asf-estd-1999-logo.svg">
+
   <title>{{ page.title }}</title>
   <link href="/css/Montserrat-300-600.css" rel="stylesheet">
   <link href="/css/min.bootstrap.css" rel="stylesheet">