related-by-tags.liquid (snippet for Solo theme)

gistfile1.html

{% if product.tags.size > 0 %}
<!-- START RELATED -->
<div id="related">
	<h6>{% if settings.related.size > 0 %}{{ settings.related | escape }}{% else %}Take a look at these great accessories:{% endif %}</h6>
	<!-- START SLIDER -->
	<div id="slider" class="clear">
		<!-- START PREV -->
		<div id="prev">
			<p><a href="/collections/all" class="inactive">Previous</a></p>
		</div>
		<!-- END PREV -->
		<!-- START WINDOW -->
		<div id="window">
			<ul class="clear">{% paginate collections.all.products by 1000 %}{% for prod in collections.all.products %}{% if product.tags contains prod.title %} 
				<li>
					<div class="image clear">
						<a href="{{ prod.url | within: collections.all }}"><img src="{{ prod.images[0] | product_img_url: "small" }}" alt="{{ product.title | escape }}" /></a>
					</div>
					<h4><a href="{{ prod.url | within: collections.all }}">{{ prod.title | escape }}</a></h4>
					<p>{{ prod.price | money }}</p>
				</li>{% endif %}{% endfor %}{% endpaginate %}
			</ul>
		</div>
		<!-- END WINDOW -->
		<!-- START NEXT -->
		<div id="next">
			<p><a href="/collections/all">Next</a></p>
		</div>
		<!-- END NEXT -->
	</div>
	<!-- END SLIDER -->
</div>
<!-- END RELATED -->
{% endif %}