frappe/webnotes/templates/includes/blog_footer.html

<div class="blog-footer">
	<p>
		{% if categories %}
		<h5>Explore posts by categories</h5>
		<ul class="breadcrumb" style="background-color: transparent; padding-left: 20px;">
		{% for category in webnotes.conn.sql_list("select name from `tabBlog Category` order by name") %}
			<li><a href="/blog?category={{ category }}">{{ category }}</a> 
		{% endfor %}
		</ul>
		<br><br>
		{% endif %}
		<p>Show posts by <a href="/blog">everyone</a>. Meet the <a href="/writers">writers</a> of this blog</p>
	</p>
</div>