diff --git a/package-lock.json b/package-lock.json
index 69b76ec8..70ee4074 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3159,7 +3159,6 @@
       "cpu": [
         "arm"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3173,7 +3172,6 @@
       "cpu": [
         "arm64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3187,7 +3185,6 @@
       "cpu": [
         "arm64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3201,7 +3198,6 @@
       "cpu": [
         "x64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3215,7 +3211,6 @@
       "cpu": [
         "arm64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3229,7 +3224,6 @@
       "cpu": [
         "x64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3243,7 +3237,6 @@
       "cpu": [
         "arm"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3257,7 +3250,6 @@
       "cpu": [
         "arm"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3271,7 +3263,6 @@
       "cpu": [
         "arm64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3285,7 +3276,6 @@
       "cpu": [
         "arm64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3299,7 +3289,6 @@
       "cpu": [
         "loong64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3313,7 +3302,6 @@
       "cpu": [
         "loong64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3327,7 +3315,6 @@
       "cpu": [
         "ppc64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3341,7 +3328,6 @@
       "cpu": [
         "ppc64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3355,7 +3341,6 @@
       "cpu": [
         "riscv64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3369,7 +3354,6 @@
       "cpu": [
         "riscv64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3383,7 +3367,6 @@
       "cpu": [
         "s390x"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3397,7 +3380,6 @@
       "cpu": [
         "x64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3411,7 +3393,6 @@
       "cpu": [
         "x64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3425,7 +3406,6 @@
       "cpu": [
         "x64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3439,7 +3419,6 @@
       "cpu": [
         "arm64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3453,7 +3432,6 @@
       "cpu": [
         "arm64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3467,7 +3445,6 @@
       "cpu": [
         "ia32"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3481,7 +3458,6 @@
       "cpu": [
         "x64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3495,7 +3471,6 @@
       "cpu": [
         "x64"
       ],
-      "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
diff --git a/vite.config.ts b/vite.config.ts
index 80cd2851..c84eb580 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -1,10 +1,10 @@
+import process from "node:process";
 import { execSync } from "node:child_process";
 import fs from "node:fs";
 import path from "node:path";
 
 import react from "@vitejs/plugin-react";
-import type { Plugin } from "vite";
-import { defineConfig } from "vitest/config";
+import { defineConfig, loadEnv, type Plugin } from "vite";
 
 import { DittoConfigSchema } from "./src/lib/schemas";
 
@@ -92,6 +92,78 @@ function mergePublicDir(externalDir: string): Plugin {
   };
 }
 
+/**
+ * All static routes in the application (no dynamic params).
+ * Used to generate a sitemap.xml at build time.
+ */
+const staticRoutes = [
+  '/',
+  '/feed',
+  '/notifications',
+  '/search',
+  '/trends',
+  '/settings',
+  '/settings/profile',
+  '/settings/feed',
+  '/settings/content',
+  '/settings/wallet',
+  '/settings/notifications',
+  '/settings/advanced',
+  '/settings/magic',
+  '/settings/network',
+  '/lists',
+  '/events',
+  '/photos',
+  '/videos',
+  '/vines',
+  '/music',
+  '/podcasts',
+  '/polls',
+  '/treasures',
+  '/colors',
+  '/packs',
+  '/webxdc',
+  '/articles',
+  '/decks',
+  '/emojis',
+  '/development',
+  '/themes',
+  '/bookmarks',
+  '/ai-chat',
+  '/world',
+  '/badges',
+  '/books',
+  '/help',
+];
+
+/**
+ * Vite plugin that generates a sitemap.xml in the build output.
+ * Set the PUBLIC_URL env var (e.g. "https://ditto.pub") to enable.
+ * Skipped when PUBLIC_URL is not set.
+ */
+function generateSitemap(origin: string): Plugin {
+  return {
+    name: 'ditto:sitemap',
+    writeBundle(options) {
+      const outDir = options.dir ?? path.resolve('dist');
+
+      const urls = staticRoutes
+        .map((route) => `  <url>\n    <loc>${new URL(route, origin).href}</loc>\n  </url>`)
+        .join('\n');
+
+      const xml = [
+        '<?xml version="1.0" encoding="UTF-8"?>',
+        '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">',
+        urls,
+        '</urlset>',
+        '',
+      ].join('\n');
+
+      fs.writeFileSync(path.join(outDir, 'sitemap.xml'), xml);
+    },
+  };
+}
+
 const dittoConfig = loadDittoConfig();
 const publicDir = process.env.PUBLIC_DIR;
 
@@ -106,7 +178,11 @@ function getVersion(): string {
 
 
 // https://vitejs.dev/config/
-export default defineConfig(() => ({
+export default defineConfig(({ mode }) => {
+  const env = loadEnv(mode, process.cwd(), '');
+  const publicUrl = env.PUBLIC_URL;
+
+  return {
   server: {
     host: "::",
     port: 8080,
@@ -114,6 +190,7 @@ export default defineConfig(() => ({
   plugins: [
     react(),
     ...(publicDir ? [mergePublicDir(publicDir)] : []),
+    ...(publicUrl ? [generateSitemap(publicUrl)] : []),
   ],
   define: {
     __DITTO_CONFIG__: JSON.stringify(dittoConfig ?? null),
@@ -138,4 +215,5 @@ export default defineConfig(() => ({
       "@": path.resolve(__dirname, "./src"),
     },
   },
-}));
\ No newline at end of file
+};
+});
\ No newline at end of file