diff --git a/dlibrary/dlibrary.py b/dlibrary/dlibrary.py
index eec8ea4..3c544d3 100755
--- a/dlibrary/dlibrary.py
+++ b/dlibrary/dlibrary.py
@@ -306,14 +306,16 @@ def publish(args):
         loader=PackageLoader("dlibrary"),
         autoescape=select_autoescape()
     )
-
     viewer_template = jenv.get_template("viewer.html")
+    list_template = jenv.get_template("list.html")
 
     con = sqlite3.connect(args.destdir / 'meta.db')
     cur = con.cursor()
 
     collated_work_ids = {p.name for p in (args.destdir / 'site' / 'images').iterdir()}
 
+    actual_series = {series for (series,) in cur.execute('SELECT series FROM works GROUP BY series HAVING count(series) > 1')}
+
     works = []
     for (work_id, title, circle, date, description, series) in cur.execute('SELECT id, title, circle, date, description, series FROM works ORDER BY date DESC').fetchall():
         if work_id not in collated_work_ids:
@@ -340,11 +342,44 @@ def publish(args):
         with open(work_dir / 'index.html', 'w') as f:
             f.write(viewer_template.render(depth=2, work=work, title=title, images=images))
 
+    def make_categories(category_type, query, work_filter):
+        cats = [cat for (cat,) in cur.execute(query)]
+        for cat in cats:
+            safeish_cat = cat.replace('/', ' ')
+            cat_dir = args.destdir / 'site' / category_type / safeish_cat
+            cat_dir.mkdir(parents=True, exist_ok=True)
+            with open(cat_dir / 'index.html', 'w') as f:
+                f.write(list_template.render(
+                    depth=2,
+                    works=list(filter(work_filter(cat), works)),
+                    title=cat,
+                    category=category_type,
+                ))
+
+    make_categories(
+        'authors',
+        'SELECT DISTINCT author FROM authors ORDER BY author',
+        lambda author: lambda work: author in work['authors'],
+    )
+    make_categories(
+        'tags',
+        'SELECT DISTINCT tag FROM tags ORDER BY tag',
+        lambda tag: lambda work: tag in work['tags'],
+    )
+    make_categories(
+        'circles',
+        'SELECT DISTINCT circle FROM works WHERE circle NOT NULL ORDER BY circle',
+        lambda circle: lambda work: work['circle'] == circle,
+    )
+    make_categories(
+        'series',
+        'SELECT DISTINCT series FROM works WHERE series NOT NULL ORDER BY series',
+        lambda series: lambda work: work['series'] == series,
+    )
+
     with resources.as_file(resources.files("dlibrary")) as r:
         copy_contents(r / 'static', args.destdir / 'site' / 'static')
 
-    list_template = jenv.get_template("list.html")
-
     with open(args.destdir / 'site' / 'index.html', 'w') as f:
         f.write(list_template.render(depth=0, works=works))
 
diff --git a/dlibrary/templates/list.html b/dlibrary/templates/list.html
index ea3cd6e..4b0e344 100644
--- a/dlibrary/templates/list.html
+++ b/dlibrary/templates/list.html
@@ -1,7 +1,7 @@
 {% extends 'base.html' %}
 {% block body %}
 {% from 'utils.html' import root with context %}
-<h1 id="list-title"><a href={{ root() }}>DLibrary</a> {% block list_title %}{% endblock %}</h1>
+<h1 id="list-title"><a href="{{ root() }}">DLibrary</a>{% if category %} &gt; <a href="{{ root() }}{{ category }}">{{ category.capitalize() }}</a>{% endif %}{% if title %} &gt; {{ title }}{% endif %}</h1>
 <div class="card-listing">
   {% for work in works %}
   <div class="card">