diff --git a/site_test/layout/default.html b/site_test/layout/default.html
index b2e3088..3a5c8fb 100644
--- a/site_test/layout/default.html
+++ b/site_test/layout/default.html
@@ -26,6 +26,7 @@
     {% endblock %}
     <meta property="og:url" content="https://{{ _domain }}{{ _permalink }}">
     <meta property="og:site_name" content="Shadowfacts">
+    <meta name="fediverse:creator" content="@shadowfacts@social.shadowfacts.net">
 
     {% block head %}{% endblock %}
 
diff --git a/site_test/tag.html b/site_test/tag.html
index a490d05..eee9799 100644
--- a/site_test/tag.html
+++ b/site_test/tag.html
@@ -6,16 +6,19 @@
 
 {% block content -%}
 
-<h1>{{ tag_name }} posts</h1>
+<h1>Posts tagged &lsquo;{{ tag_name }}&rsquo;</h1>
 
-<ul>
-    {% for entry in posts %}
-        <li>
-            <a href="{{ entry.permalink }}">
-                {{ entry.title }}
-            </a>
-        </li>
-    {% endfor %}
-</ul>
+{% for year in years %}
+    <h2>{{ year }}</h2>
+    <ul>
+        {% for entry in posts_by_year[year] %}
+            <li>
+                <a href="{{ entry.permalink }}">
+                    {{ entry.title }}
+                </a>
+            </li>
+        {% endfor %}
+    </ul>
+{% endfor %}
 
 {%- endblock %}
diff --git a/src/generator/archive.rs b/src/generator/archive.rs
index a654b76..e48d021 100644
--- a/src/generator/archive.rs
+++ b/src/generator/archive.rs
@@ -69,7 +69,7 @@ impl Rule for Entries {
 }
 
 #[derive(InputVisitable)]
-struct PostsByYear(Input<Vec<Entry>>);
+pub struct PostsByYear(pub Input<Vec<Entry>>);
 impl Rule for PostsByYear {
     type Output = PostsYearMap;
     fn evaluate(&mut self) -> Self::Output {
@@ -81,11 +81,11 @@ impl Rule for PostsByYear {
     }
 }
 
-#[derive(PartialEq)]
-struct PostsYearMap(HashMap<i32, Vec<Entry>>);
+#[derive(PartialEq, Clone)]
+pub struct PostsYearMap(pub HashMap<i32, Vec<Entry>>);
 
 impl PostsYearMap {
-    fn years(&self) -> Vec<i32> {
+    pub fn years(&self) -> Vec<i32> {
         let mut years = self.0.keys().cloned().collect::<Vec<_>>();
         years.sort();
         years.reverse();
@@ -94,8 +94,8 @@ impl PostsYearMap {
 }
 
 #[derive(PartialEq, Clone, Serialize)]
-struct Entry {
-    permalink: String,
-    title: String,
-    year: i32,
+pub struct Entry {
+    pub permalink: String,
+    pub title: String,
+    pub year: i32,
 }
diff --git a/src/generator/css.rs b/src/generator/css.rs
index 9c79b7f..a9089ab 100644
--- a/src/generator/css.rs
+++ b/src/generator/css.rs
@@ -161,6 +161,7 @@ impl<'a> Fs for TrackingFs<'a> {
 struct ReadFile(#[skip_visit] PathBuf);
 impl Rule for ReadFile {
     type Output = String;
+
     fn evaluate(&mut self) -> Self::Output {
         match std::fs::read(&self.0) {
             Ok(data) => BASE64_STANDARD.encode(data),
@@ -170,4 +171,8 @@ impl Rule for ReadFile {
             }
         }
     }
+
+    fn node_label(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
+        write!(f, "{}", self.0.display())
+    }
 }
diff --git a/src/generator/rss.rs b/src/generator/rss.rs
index 2c8474b..3cf12cc 100644
--- a/src/generator/rss.rs
+++ b/src/generator/rss.rs
@@ -3,7 +3,6 @@ use compute_graph::{
     NodeId,
     builder::GraphBuilder,
     input::{DynamicInput, Input, InputVisitable},
-    node::NodeValue,
     rule::{DynamicNodeFactory, DynamicRule, DynamicRuleContext, Rule},
     synchronicity::Asynchronous,
 };
@@ -23,25 +22,22 @@ pub fn make_graph(
 ) -> Input<()> {
     let recents = builder.add_dynamic_rule(RecentPosts::new(posts));
     let with_rss_html = builder.add_dynamic_rule(ConvertRecentsToRSSContent::new(recents));
+
     builder.add_rule(RenderRSSFeed(with_rss_html))
 }
 
 #[derive(InputVisitable)]
 struct RecentPosts {
     posts: DynamicInput<ReadPostOutput>,
-    factory: DynamicNodeFactory<NodeId, ReadPostOutput>,
 }
 impl RecentPosts {
     fn new(posts: DynamicInput<ReadPostOutput>) -> Self {
-        Self {
-            posts,
-            factory: DynamicNodeFactory::new(),
-        }
+        Self { posts }
     }
 }
 impl DynamicRule for RecentPosts {
     type ChildOutput = ReadPostOutput;
-    fn evaluate(&mut self, ctx: &mut impl DynamicRuleContext) -> Vec<Input<Self::ChildOutput>> {
+    fn evaluate(&mut self, _ctx: &mut impl DynamicRuleContext) -> Vec<Input<Self::ChildOutput>> {
         let mut posts = vec![];
         for post_input in self.posts().inputs.iter() {
             if let Some(post) = post_input.value().as_ref() {
@@ -50,21 +46,11 @@ impl DynamicRule for RecentPosts {
         }
         posts.sort_by_key(|post_and_date| post_and_date.1);
         posts.reverse();
-        for (post_input, _) in posts.into_iter().take(10) {
-            self.factory.add_node(ctx, post_input.node_id(), |ctx| {
-                ctx.add_rule(Identity(post_input))
-            });
-        }
-        self.factory.all_nodes(ctx)
-    }
-}
-
-#[derive(InputVisitable)]
-struct Identity<T>(Input<T>);
-impl<T: Clone + NodeValue + 'static> Rule for Identity<T> {
-    type Output = T;
-    fn evaluate(&mut self) -> Self::Output {
-        self.input_0().clone()
+        posts
+            .into_iter()
+            .map(|(post_input, _)| post_input)
+            .take(10)
+            .collect()
     }
 }
 
diff --git a/src/generator/tags.rs b/src/generator/tags.rs
index 3c13b27..dad32aa 100644
--- a/src/generator/tags.rs
+++ b/src/generator/tags.rs
@@ -1,16 +1,19 @@
 use std::collections::HashMap;
 
+use chrono::Datelike;
 use compute_graph::{
     builder::GraphBuilder,
     input::{DynamicInput, Input, InputVisitable},
     rule::{DynamicNodeFactory, DynamicRule, Rule},
     synchronicity::Asynchronous,
 };
-use serde::Serialize;
 use tera::Context;
 
+use crate::generator::archive::PostsByYear;
+
 use super::{
     FileWatcher,
+    archive::{Entry, PostsYearMap},
     posts::{ReadPostOutput, metadata::Tag},
     templates::{AddTemplate, BuildTemplateContext, RenderTemplate, Templates},
     util::{MapDynamicToVoid, content_path},
@@ -39,13 +42,17 @@ pub fn make_graph(
 #[derive(InputVisitable)]
 struct MakePostsByTags {
     posts: DynamicInput<ReadPostOutput>,
-    node_factory: DynamicNodeFactory<String, TagAndPosts>,
+    posts_by_tag_factory: DynamicNodeFactory<String, Vec<Entry>>,
+    posts_by_year_factory: DynamicNodeFactory<String, PostsYearMap>,
+    tag_and_posts_factory: DynamicNodeFactory<String, TagAndPosts>,
 }
 impl MakePostsByTags {
     fn new(posts: DynamicInput<ReadPostOutput>) -> Self {
         Self {
             posts,
-            node_factory: DynamicNodeFactory::new(),
+            posts_by_tag_factory: DynamicNodeFactory::new(),
+            posts_by_year_factory: DynamicNodeFactory::new(),
+            tag_and_posts_factory: DynamicNodeFactory::new(),
         }
     }
 }
@@ -64,14 +71,35 @@ impl DynamicRule for MakePostsByTags {
             }
         }
         for (slug, name) in all_tags {
-            self.node_factory.add_node(ctx, slug.clone(), |ctx| {
-                ctx.add_rule(PostsByTag {
-                    posts: self.posts.clone(),
-                    tag: Tag { slug, name },
-                })
-            });
+            let tag = Tag {
+                slug: slug.clone(),
+                name,
+            };
+
+            let posts_for_tag = self
+                .posts_by_tag_factory
+                .add_node(ctx, slug.clone(), |ctx| {
+                    ctx.add_rule(PostsByTag {
+                        posts: self.posts.clone(),
+                        tag: tag.clone(),
+                    })
+                });
+            let posts_by_year = self
+                .posts_by_year_factory
+                .add_node(ctx, slug.clone(), |ctx| {
+                    ctx.add_rule(PostsByYear(posts_for_tag))
+                });
+            self.tag_and_posts_factory
+                .add_node(ctx, slug.clone(), |ctx| {
+                    ctx.add_rule(CreateTagAndPosts {
+                        posts: posts_by_year,
+                        tag,
+                    })
+                });
         }
-        self.node_factory.all_nodes(ctx)
+        self.posts_by_tag_factory.finalize_nodes(ctx);
+        self.posts_by_year_factory.finalize_nodes(ctx);
+        self.tag_and_posts_factory.all_nodes(ctx)
     }
 }
 
@@ -82,11 +110,10 @@ struct PostsByTag {
     tag: Tag,
 }
 impl Rule for PostsByTag {
-    type Output = TagAndPosts;
+    type Output = Vec<Entry>;
 
     fn evaluate(&mut self) -> Self::Output {
-        let entries = self
-            .posts()
+        self.posts()
             .inputs
             .iter()
             .flat_map(|post_input| {
@@ -101,16 +128,13 @@ impl Rule for PostsByTag {
                     Some(Entry {
                         permalink: post.permalink(),
                         title: post.metadata.title.clone(),
+                        year: post.metadata.date.year(),
                     })
                 } else {
                     None
                 }
             })
-            .collect();
-        TagAndPosts {
-            tag: self.tag.clone(),
-            entries,
-        }
+            .collect()
     }
 
     fn node_label(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
@@ -118,16 +142,26 @@ impl Rule for PostsByTag {
     }
 }
 
+#[derive(InputVisitable)]
+struct CreateTagAndPosts {
+    posts: Input<PostsYearMap>,
+    #[skip_visit]
+    tag: Tag,
+}
+impl Rule for CreateTagAndPosts {
+    type Output = TagAndPosts;
+    fn evaluate(&mut self) -> Self::Output {
+        TagAndPosts {
+            tag: self.tag.clone(),
+            posts: self.posts().clone(),
+        }
+    }
+}
+
 #[derive(PartialEq, Clone)]
 struct TagAndPosts {
     tag: Tag,
-    entries: Vec<Entry>,
-}
-
-#[derive(PartialEq, Clone, Serialize)]
-struct Entry {
-    permalink: String,
-    title: String,
+    posts: PostsYearMap,
 }
 
 #[derive(InputVisitable)]
@@ -165,7 +199,8 @@ impl DynamicRule for MakeWriteTagPages {
                         tag_input.clone(),
                         |tag_and_posts, ctx| {
                             ctx.insert("tag_name", &tag_and_posts.tag.name);
-                            ctx.insert("posts", &tag_and_posts.entries);
+                            ctx.insert("years", &tag_and_posts.posts.years());
+                            ctx.insert("posts_by_year", &tag_and_posts.posts.0);
                         },
                     ))
                 });
diff --git a/src/generator/templates.rs b/src/generator/templates.rs
index 6ca1348..f4939e8 100644
--- a/src/generator/templates.rs
+++ b/src/generator/templates.rs
@@ -112,6 +112,7 @@ impl<T, F: Fn(&T, &mut Context) -> ()> BuildTemplateContext<T, F> {
 }
 impl<T: 'static, F: Fn(&T, &mut Context) -> () + 'static> Rule for BuildTemplateContext<T, F> {
     type Output = Context;
+
     fn evaluate(&mut self) -> Self::Output {
         let mut context = Context::new();
         (self.func)(&*self.input.value(), &mut context);
@@ -126,6 +127,14 @@ impl<T: 'static, F: Fn(&T, &mut Context) -> () + 'static> Rule for BuildTemplate
         context.insert("_generated_at", &Local::now());
         context
     }
+
+    fn node_label(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
+        match self.permalink {
+            TemplatePermalink::Constant(s) => write!(f, "{s}"),
+            TemplatePermalink::ConstantOwned(ref s) => write!(f, "{s}"),
+            TemplatePermalink::Dynamic(ref inp) => write!(f, "{}", *inp.value()),
+        }
+    }
 }
 
 #[derive(InputVisitable)]