categories

sass/style.scss

@@ -176,3 +176,7 @@ a.title {
 .capitalize {
   text-transform: capitalize;
 }
+
+.category-link {
+  color: gray;
+}

templates/index.html

@@ -12,8 +12,10 @@
   <li>
     <span><time datetime="{{ page.date }}">{{ page.date }}</time>: </span>
     <a href="{{ page.permalink }}" title="{{ page.description }}"
-    >{{ page.title }}</a
-  >
+      >{{ page.title }}</a>
+      | {% for category in page.taxonomies["categories"] %}
+      <a class="category-link capitalize" href="/categories/{{category}}">{{ category }}</a>
+      {% endfor %}
   </li>
   {% endfor %}
 </ul>