diff --git a/apps/blog/src/content.config.ts b/apps/blog/src/content.config.ts
index 4d660c3..d4eb3b2 100644
--- a/apps/blog/src/content.config.ts
+++ b/apps/blog/src/content.config.ts
@@ -6,7 +6,8 @@ const posts = defineCollection({
   loader: glob({ pattern: '**/*.md', base: './src/content/posts' }),
   schema: z.object({
     title: z.string(),
-    date: z.coerce.date()
+    date: z.coerce.date(),
+    pinned: z.boolean().optional()
   })
 });
 
diff --git a/apps/blog/src/content/posts/hello-world.md b/apps/blog/src/content/posts/hello-world.md
index 9c74d61..556a892 100644
--- a/apps/blog/src/content/posts/hello-world.md
+++ b/apps/blog/src/content/posts/hello-world.md
@@ -1,6 +1,7 @@
 ---
 title: hello world
 date: 2026-01-01
+pinned: true
 ---
 
 This is my first blog post. :right[A sidenote appears here on wide screens.]
diff --git a/apps/blog/src/pages/blog/index.astro b/apps/blog/src/pages/blog/index.astro
index 4a83dc0..140f0a8 100644
--- a/apps/blog/src/pages/blog/index.astro
+++ b/apps/blog/src/pages/blog/index.astro
@@ -3,7 +3,11 @@ import { getCollection } from 'astro:content';
 import '../../styles/global.css';
 
 const posts = await getCollection('posts');
-const sorted = posts.sort((a, b) => b.data.date.getTime() - a.data.date.getTime());
+const sorted = posts.sort((a, b) => {
+  if (a.data.pinned && !b.data.pinned) return -1;
+  if (!a.data.pinned && b.data.pinned) return 1;
+  return b.data.date.getTime() - a.data.date.getTime();
+});
 
 function formatDate(date: Date): string {
   const d = String(date.getDate()).padStart(2, '0');
@@ -22,7 +26,7 @@ function formatDate(date: Date): string {
 
 <details open>
   <summary>blog</summary>
-<pre set:html={sorted.map(post => `<span class="muted">${formatDate(post.data.date)}</span>    <a href="/blog/${post.id}">${post.data.title}</a>`).join('\n')} />
+<pre set:html={sorted.map(post => `<span class="muted">${formatDate(post.data.date)}</span>    <a href="/blog/${post.id}">${post.data.title}</a>${post.data.pinned ? ' [pinned]' : ''}`).join('\n')} />
 </details>
 </body>
 </html>
diff --git a/apps/blog/src/pages/index.astro b/apps/blog/src/pages/index.astro
index 08b605c..74337ea 100644
--- a/apps/blog/src/pages/index.astro
+++ b/apps/blog/src/pages/index.astro
@@ -19,7 +19,11 @@ interface TxtFile {
 }
 
 const posts = await getCollection('posts');
-const sorted = posts.sort((a, b) => b.data.date.getTime() - a.data.date.getTime());
+const sorted = posts.sort((a, b) => {
+  if (a.data.pinned && !b.data.pinned) return -1;
+  if (!a.data.pinned && b.data.pinned) return 1;
+  return b.data.date.getTime() - a.data.date.getTime();
+});
 
 const bookmarks = (yaml.load(bookmarksRaw) as Bookmark[])
   .sort((a, b) => new Date(b.date).getTime() - new Date(a.date).getTime());
@@ -75,7 +79,7 @@ function extractDomain(url: string): string {
 <details open>
   <summary>blog</summary>
 <pre set:html={[
-  ...sorted.slice(0, 10).map(post => `<span class="muted">${formatDate(post.data.date)}</span>    <a href="/blog/${post.id}">${post.data.title}</a>`),
+  ...sorted.slice(0, 10).map(post => `<span class="muted">${formatDate(post.data.date)}</span>    <a href="/blog/${post.id}">${post.data.title}</a>${post.data.pinned ? ' [pinned]' : ''}`),
   ...(sorted.length > 10 ? [`<a href="/blog/">+${sorted.length - 10} more</a>`] : [])
 ].join('\n')} />
 </details>