autonomic.zone/src/_includes/blog.html

<section id="two" class="wrapper alt style2">

  {% for post in site.categories.values %}

  <section class="spotlight">
    <div class="image">{% if post.image %}<img src="{% if site.featured-image-source %}{{ post.image | prepend: site.featured-image-source | absolute_url }}{% else %}{{ "" | absolute_url }}/assets/images/{{ post.image }}{% endif %}" alt="" />{% endif %}</div>
    <div class="content">
      <h2><a href="{{ post.url | relative_url }}" class="link">{{ post.title }}</a></h2>
      <p>{{ post.description }}</p>
    </div>
  </section>
  {% endfor %}

</section>