diff --git a/manifest.json b/manifest.json
new file mode 100644
index 0000000..cffeb6f
--- /dev/null
+++ b/manifest.json
@@ -0,0 +1,55 @@
+{
+    "manifest_version": 2,
+    "version": "1.3.2",
+
+    "name": "__MSG_extName__",
+    "description": "__MSG_extDescription__",
+    "default_locale": "en",
+
+    "applications": {
+        "gecko": {
+            "id": "simple-translate@sienori"
+        }
+    },
+
+    "permissions": ["<all_urls>", "storage", "contextMenus", "clipboardRead"],
+
+    "options_ui": {
+        "page": "options/options.html"
+    },
+
+    "icons": {
+        "512": "icons/512.png",
+        "128": "icons/128.png",
+        "64": "icons/64.png",
+        "48": "icons/48.png",
+        "32": "icons/32.png"
+
+    },
+
+    "background": {
+        "scripts": ["Settings.js", "background.js"]
+    },
+
+    "browser_action": {
+        "default_icon": {
+            "512": "icons/512.png",
+            "128": "icons/128.png",
+            "64": "icons/64.png",
+            "48": "icons/48.png",
+            "38": "icons/38.png",
+            "32": "icons/32.png",
+            "19": "icons/19.png",
+            "16": "icons/16.png"
+        },
+        "default_popup": "popup/popup.html"
+    },
+
+    "content_scripts": [
+        {
+            "matches": ["http://*/*", "https://*/*", "<all_urls>"],
+            "css": ["simple-translate.css"],
+            "js": ["Settings.js", "simple-translate.js"]
+        }
+    ]
+}