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diff --git a/layouts/_internal/opengraph.html b/layouts/_internal/opengraph.html
new file mode 100644
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--- /dev/null
+++ b/layouts/_internal/opengraph.html
@@ -0,0 +1,45 @@
+<meta property="og:title" content="{{ .Title }}" />
+<meta property="og:description" content="{{ with .Description }}{{ . }}{{ else }}{{if .IsPage}}{{ .Summary }}{{ else }}{{ with .Site.Params.description }}{{ . }}{{ end }}{{ end }}{{ end }}" />
+<meta property="og:type" content="{{ if .IsPage }}article{{ else }}website{{ end }}" />
+<meta property="og:url" content="{{ .Permalink }}" />
+
+{{- with $.Params.images -}}
+{{- $image := $.Resources.GetMatch (index . 0) -}}
+<meta property="og:image" content="{{ $image.Permalink | replaceRE ".webp" ".jpg" }}" />
+{{- else -}}
+{{- $images := $.Resources.ByType "image" -}}
+{{- $featured := $images.GetMatch "*feature*" -}}
+{{- if not $featured }}{{ $featured = $images.GetMatch "{*cover*,*thumbnail*}" }}{{ end -}}
+{{- with $featured -}}
+<meta property="og:image" content="{{ $featured.Permalink | replaceRE ".webp" ".jpg" }}"/>
+{{- else -}}
+{{- with $.Site.Params.images }}<meta property="og:image" content="{{ index . 0 | absURL | replaceRE ".webp" ".jpg" }}"/>{{ end -}}
+{{- end -}}
+{{- end -}}
+
+{{- if .IsPage }}
+{{- $iso8601 := "2006-01-02T15:04:05-07:00" -}}
+<meta property="article:section" content="{{ .Section }}" />
+{{ with .PublishDate }}<meta property="article:published_time" {{ .Format $iso8601 | printf "content=%q" | safeHTMLAttr }} />{{ end }}
+{{ with .Lastmod }}<meta property="article:modified_time" {{ .Format $iso8601 | printf "content=%q" | safeHTMLAttr }} />{{ end }}
+{{- end -}}
+
+{{- with .Params.audio }}<meta property="og:audio" content="{{ . }}" />{{ end }}
+{{- with .Params.locale }}<meta property="og:locale" content="{{ . }}" />{{ end }}
+{{- with .Site.Params.title }}<meta property="og:site_name" content="{{ . }}" />{{ end }}
+{{- with .Params.videos }}{{- range . }}
+<meta property="og:video" content="{{ . | absURL }}" />
+{{ end }}{{ end }}
+
+{{- /* If it is part of a series, link to related articles */}}
+{{- $permalink := .Permalink }}
+{{- $siteSeries := .Site.Taxonomies.series }}
+{{ with .Params.series }}{{- range $name := . }}
+  {{- $series := index $siteSeries ($name | urlize) }}
+  {{- range $page := first 6 $series.Pages }}
+    {{- if ne $page.Permalink $permalink }}<meta property="og:see_also" content="{{ $page.Permalink }}" />{{ end }}
+  {{- end }}
+{{ end }}{{ end }}
+
+{{- /* Facebook Page Admin ID for Domain Insights */}}
+{{- with .Site.Social.facebook_admin }}<meta property="fb:admins" content="{{ . }}" />{{ end }}
diff --git a/layouts/_internal/twitter_cards.html b/layouts/_internal/twitter_cards.html
index eea2434..0da5f60 100644
--- a/layouts/_internal/twitter_cards.html
+++ b/layouts/_internal/twitter_cards.html
@@ -1,7 +1,7 @@
 {{- with $.Params.images -}}
 {{- $image := $.Resources.GetMatch (index . 0) -}}
 <meta name="twitter:card" content="summary_large_image"/>
-<meta name="twitter:image" content="{{ $image.Permalink }}"/>
+<meta name="twitter:image" content="{{ $image.Permalink | replaceRE ".webp" ".jpg" }}"/>
 {{ else -}}
 {{- $images := $.Resources.ByType "image" -}}
 {{- $featured := $images.GetMatch "*feature*" -}}