diff --git a/src/layouts/Layout.astro b/src/layouts/Layout.astro
index ac0aea8..211a1d8 100644
--- a/src/layouts/Layout.astro
+++ b/src/layouts/Layout.astro
@@ -80,6 +80,18 @@ const siteLang = siteConfig.lang.replace('_', '-')
 
 		<meta charset="UTF-8" />
 		<meta name="description" content={description || pageTitle}>
+		<meta name="author" content={profileConfig.name}>
+
+		<meta property="og:site_name" content={siteConfig.title}>
+		<meta property="og:url" content={Astro.url}>
+		<meta property="og:title" content={pageTitle}>
+		<meta property="og:description" content={description || pageTitle}>
+
+		<meta name="twitter:card" content="summary_large_image">
+		<meta property="twitter:url" content={Astro.url}>
+		<meta name="twitter:title" content={pageTitle}>
+		<meta name="twitter:description" content={description || pageTitle}>
+
 		<meta name="viewport" content="width=device-width" />
 		<meta name="generator" content={Astro.generator} />
 		{favicons.map(favicon => (