diff --git a/classes/output/mobile.php b/classes/output/mobile.php
new file mode 100644
index 000000000..88732ab38
--- /dev/null
+++ b/classes/output/mobile.php
@@ -0,0 +1,42 @@
+<?php
+
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+namespace local_moodlemobileapp\output;
+
+defined('MOODLE_INTERNAL') || die();
+
+class mobile {
+
+    /**
+     * Render index page.
+     *
+     * @return array View data.
+     */
+    public static function view_index() {
+        $templates = [
+            [
+                'id' => 'main',
+                'html' => '<h1 class="text-center">Hello<span id="username"></span>!</h1>',
+            ],
+        ];
+
+        $javascript = file_get_contents(__DIR__ . '/../../js/mobile/index.js');
+
+        return compact('templates', 'javascript');
+    }
+
+}
diff --git a/db/mobile.php b/db/mobile.php
new file mode 100644
index 000000000..91b0def21
--- /dev/null
+++ b/db/mobile.php
@@ -0,0 +1,34 @@
+<?php
+
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+$addons = [
+    'local_moodlemobileapp' => [
+        'handlers' => [
+            'index' => [
+                'delegate' => 'CoreMainMenuDelegate',
+                'method' => 'view_index',
+                'displaydata' => [
+                    'title' => 'pluginname',
+                    'icon' => 'language',
+                ],
+            ],
+        ],
+        'lang' => [
+            ['pluginname', 'local_moodlemobileapp'],
+        ],
+    ],
+];
diff --git a/js/mobile/index.js b/js/mobile/index.js
new file mode 100644
index 000000000..4576f5024
--- /dev/null
+++ b/js/mobile/index.js
@@ -0,0 +1,5 @@
+this.CoreSitesProvider.getSite().then(site => {
+    const username = site.infos.username;
+
+    document.getElementById('username').innerText = `, ${username}`;
+});
diff --git a/tests/behat/plugins.feature b/tests/behat/plugins.feature
new file mode 100644
index 000000000..501e5a707
--- /dev/null
+++ b/tests/behat/plugins.feature
@@ -0,0 +1,16 @@
+@app @javascript
+Feature: Plugins work properly.
+
+  Background:
+    Given the following "users" exist:
+      | username         |
+      | studentusername  |
+
+  Scenario: See main menu button
+    When I enter the app
+    And I log in as "studentusername"
+    And I press the main menu button in the app
+    Then I should find "Moodle Mobile language strings" in the app
+
+    When I press "Moodle Mobile language strings" in the app
+    Then I should find "studentusername" in the app