diff --git a/manifest.json b/manifest.json
new file mode 100644
index 0000000..cba2627
--- /dev/null
+++ b/manifest.json
@@ -0,0 +1,40 @@
+{
+  "manifest_version": 3,
+  "name": "Persian RTL Fixer — Vazirmatn",
+  "version": "1.1.0",
+  "description": "Conservatively fixes Persian text direction in real time and applies Vazirmatn only when a website has not chosen a font.",
+  "permissions": ["storage"],
+  "host_permissions": ["<all_urls>"],
+  "content_scripts": [
+    {
+      "matches": ["<all_urls>"],
+      "js": ["src/content.js"],
+      "run_at": "document_start",
+      "all_frames": true,
+      "match_about_blank": true,
+      "match_origin_as_fallback": true
+    }
+  ],
+  "web_accessible_resources": [
+    {
+      "resources": ["fonts/*.woff2"],
+      "matches": ["<all_urls>"]
+    }
+  ],
+  "action": {
+    "default_popup": "popup/popup.html",
+    "default_title": "Persian RTL Fixer",
+    "default_icon": {
+      "16": "icons/icon16.png",
+      "32": "icons/icon32.png",
+      "48": "icons/icon48.png",
+      "128": "icons/icon128.png"
+    }
+  },
+  "icons": {
+    "16": "icons/icon16.png",
+    "32": "icons/icon32.png",
+    "48": "icons/icon48.png",
+    "128": "icons/icon128.png"
+  }
+}