diff --git a/DysonNetwork.Sphere/DysonNetwork.Sphere.csproj b/DysonNetwork.Sphere/DysonNetwork.Sphere.csproj
index 0f39fb9..d1c90df 100644
--- a/DysonNetwork.Sphere/DysonNetwork.Sphere.csproj
+++ b/DysonNetwork.Sphere/DysonNetwork.Sphere.csproj
@@ -26,6 +26,7 @@
         <PackageReference Include="HtmlAgilityPack" Version="1.12.1" />
         <PackageReference Include="Livekit.Server.Sdk.Dotnet" Version="1.0.8" />
         <PackageReference Include="MailKit" Version="4.11.0" />
+        <PackageReference Include="Markdig" Version="0.41.3" />
         <PackageReference Include="MaxMind.GeoIP2" Version="5.3.0" />
         <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="9.0.4" />
         <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="9.0.2" />
diff --git a/DysonNetwork.Sphere/Pages/Posts/PostDetail.cshtml b/DysonNetwork.Sphere/Pages/Posts/PostDetail.cshtml
index 07442c1..0fee10e 100644
--- a/DysonNetwork.Sphere/Pages/Posts/PostDetail.cshtml
+++ b/DysonNetwork.Sphere/Pages/Posts/PostDetail.cshtml
@@ -1,17 +1,62 @@
 @page "/posts/{PostId:guid}"
 @model DysonNetwork.Sphere.Pages.Posts.PostDetailModel
+@using Markdig
 @{
     ViewData["Title"] = Model.Post?.Title + " | Solar Network";
+    var imageUrl = Model.Post?.Attachments?.FirstOrDefault(a => a.MimeType.StartsWith("image/"))?.Id;
+}
+
+@section Head {
+    <meta property="og:title" content="@Model.Post?.Title" />
+    <meta property="og:type" content="article" />
+    @if (imageUrl != null)
+    {
+        <meta property="og:image" content="/api/files/@imageUrl" />
+    }
+    <meta property="og:url" content="@Request.Scheme://@Request.Host@Request.Path" />
+    <meta property="og:description" content="@Model.Post?.Description" />
 }
 
 <div class="container mx-auto p-4">
     @if (Model.Post != null)
     {
         <h1 class="text-3xl font-bold mb-4">@Model.Post.Title</h1>
-        <p class="text-gray-600 mb-2">Created at: @Model.Post.CreatedAt</p>
-        <div class="prose lg:prose-xl">
-            <p>@Model.Post.Content</p>
+        <p class="text-gray-600 mb-2">
+            Created at: @Model.Post.CreatedAt
+            @if (Model.Post.Publisher?.Account != null)
+            {
+                <span>by <a href="#" class="text-blue-500">@@@Model.Post.Publisher.Name</a></span>
+            }
+        </p>
+        <div class="prose lg:prose-xl mb-4">
+            @Html.Raw(Markdown.ToHtml(Model.Post.Content ?? string.Empty))
         </div>
+
+        @if (Model.Post.Attachments != null && Model.Post.Attachments.Any())
+        {
+            <h2 class="text-2xl font-bold mb-2">Attachments</h2>
+            <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
+                @foreach (var attachment in Model.Post.Attachments)
+                {
+                    <div class="border p-2 rounded-md">
+                        @if (attachment.MimeType != null && attachment.MimeType.StartsWith("image/"))
+                        {
+                            <img src="/api/files/@attachment.Id" alt="@attachment.Name" class="w-full h-auto object-cover mb-2" />
+                        }
+                        else if (attachment.MimeType != null && attachment.MimeType.StartsWith("video/"))
+                        {
+                            <video controls class="w-full h-auto object-cover mb-2">
+                                <source src="/api/files/@attachment.Id" type="@attachment.MimeType">
+                                Your browser does not support the video tag.
+                            </video>
+                        }
+                        <a href="/api/files/@attachment.Id" target="_blank" class="text-blue-500 hover:underline">
+                            @attachment.Name
+                        </a>
+                    </div>
+                }
+            </div>
+        }
     }
     else
     {
diff --git a/DysonNetwork.Sphere/Pages/Posts/PostDetail.cshtml.cs b/DysonNetwork.Sphere/Pages/Posts/PostDetail.cshtml.cs
index 825a2e6..15d2ba8 100644
--- a/DysonNetwork.Sphere/Pages/Posts/PostDetail.cshtml.cs
+++ b/DysonNetwork.Sphere/Pages/Posts/PostDetail.cshtml.cs
@@ -29,12 +29,13 @@ public class PostDetailModel(
         var userPublishers = currentUser is null ? [] : await pub.GetUserPublishers(currentUser.Id);
 
         Post = await db.Posts
-            .Where(e => e.Id == PostId)
-            .Include(e => e.Publisher)
-            .Include(e => e.Tags)
-            .Include(e => e.Categories)
-            .FilterWithVisibility(currentUser, userFriends, userPublishers)
-            .FirstOrDefaultAsync();
+                .Where(e => e.Id == PostId)
+                .Include(e => e.Publisher)
+                    .ThenInclude(p => p.Account)
+                .Include(e => e.Tags)
+                .Include(e => e.Categories)
+                .FilterWithVisibility(currentUser, userFriends, userPublishers)
+                .FirstOrDefaultAsync();
 
         if (Post == null)
             return NotFound();
diff --git a/DysonNetwork.Sphere/Pages/Shared/_Layout.cshtml b/DysonNetwork.Sphere/Pages/Shared/_Layout.cshtml
index cb7893f..d229ef9 100644
--- a/DysonNetwork.Sphere/Pages/Shared/_Layout.cshtml
+++ b/DysonNetwork.Sphere/Pages/Shared/_Layout.cshtml
@@ -15,6 +15,8 @@
         href="https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,100..700,0..1,-50..200"
         rel="stylesheet"
     />
+    
+    @await RenderSectionAsync("Head", required: false)
 </head>
 <body class="h-full bg-base-200">
 <header class="navbar bg-base-100/35 backdrop-blur-md shadow-xl fixed left-0 right-0 top-0 z-50 px-5">
diff --git a/DysonNetwork.Sphere/wwwroot/css/styles.css b/DysonNetwork.Sphere/wwwroot/css/styles.css
index bf7dca3..f9a79d1 100644
--- a/DysonNetwork.Sphere/wwwroot/css/styles.css
+++ b/DysonNetwork.Sphere/wwwroot/css/styles.css
@@ -6,6 +6,7 @@
     --font-sans: "Nunito", sans-serif;
     --font-mono: "Noto Sans Mono", monospace;
     --color-blue-400: oklch(70.7% 0.165 254.624);
+    --color-blue-500: oklch(62.3% 0.214 259.815);
     --color-blue-600: oklch(54.6% 0.245 262.881);
     --color-gray-600: oklch(44.6% 0.03 256.802);
     --color-black: #000;
@@ -1957,6 +1958,9 @@
   .h-12 {
     height: calc(var(--spacing) * 12);
   }
+  .h-auto {
+    height: auto;
+  }
   .h-full {
     height: 100%;
   }
@@ -2179,6 +2183,12 @@
   .stroke-current {
     stroke: currentcolor;
   }
+  .object-cover {
+    object-fit: cover;
+  }
+  .p-2 {
+    padding: calc(var(--spacing) * 2);
+  }
   .p-4 {
     padding: calc(var(--spacing) * 4);
   }
@@ -2293,6 +2303,9 @@
       color: color-mix(in oklab, var(--color-base-content) 70%, transparent);
     }
   }
+  .text-blue-500 {
+    color: var(--color-blue-500);
+  }
   .text-blue-600 {
     color: var(--color-blue-600);
   }
@@ -2398,6 +2411,13 @@
     --btn-color: var(--color-primary);
     --btn-fg: var(--color-primary-content);
   }
+  .hover\:underline {
+    &:hover {
+      @media (hover: hover) {
+        text-decoration-line: underline;
+      }
+    }
+  }
   .sm\:p-8 {
     @media (width >= 40rem) {
       padding: calc(var(--spacing) * 8);
@@ -2428,6 +2448,11 @@
       width: calc(1/4 * 100%);
     }
   }
+  .lg\:grid-cols-3 {
+    @media (width >= 64rem) {
+      grid-template-columns: repeat(3, minmax(0, 1fr));
+    }
+  }
   .lg\:px-8 {
     @media (width >= 64rem) {
       padding-inline: calc(var(--spacing) * 8);