diff --git a/layouts/partials/content.html b/layouts/partials/content.html
index 49ad0aa..eb9fe51 100644
--- a/layouts/partials/content.html
+++ b/layouts/partials/content.html
@@ -2,7 +2,7 @@
   <div class="mb-3 image" data-image="{{ .Params.image }}" style="width: 100%; height: 30vh"></div>
 {{ end }}
 <h1 class="display-5">{{ .Title }}</h1>
-<h5 class="my-3">{{ .Params.subtitle }}</h5>
+<h5 class="my-3">{{ partial "subtitle.html" . }}</h5>
 <p>
   {{ if .Params.date }}
     <span class="pr-4" title='{{ .Date.Format "January 2 2006" }}'>{{ .Date.Format "2006-01-02" }}</span>
diff --git a/layouts/partials/subtitle.html b/layouts/partials/subtitle.html
new file mode 100644
index 0000000..c25c8a7
--- /dev/null
+++ b/layouts/partials/subtitle.html
@@ -0,0 +1,7 @@
+{{ if .Params.subtitle }}
+  {{ markdownify .Params.subtitle }}
+{{ else if .Params.repo }}
+  {{ (getJSON "https://api.github.com/repos/" .Params.repo).description }}
+{{ else if .Params.gist }}
+  {{ (getJSON "https://api.github.com/gists/" .Params.gist).description }}
+{{ end }}