diff --git a/source/packages/plg_system_mokosuitesupport/language/en-GB/plg_system_mokosuitesupport.ini b/source/packages/plg_system_mokosuitesupport/language/en-GB/plg_system_mokosuitesupport.ini
new file mode 100644
index 0000000..d388334
--- /dev/null
+++ b/source/packages/plg_system_mokosuitesupport/language/en-GB/plg_system_mokosuitesupport.ini
@@ -0,0 +1,2 @@
+PLG_SYSTEM_MOKOSUITESUPPORT="System - MokoSuite Support"
+PLG_SYSTEM_MOKOSUITESUPPORT_DESC="Multi-channel customer support — website chat, Facebook Messenger, WhatsApp, unified agent inbox, CSAT."
diff --git a/source/packages/plg_system_mokosuitesupport/language/en-GB/plg_system_mokosuitesupport.sys.ini b/source/packages/plg_system_mokosuitesupport/language/en-GB/plg_system_mokosuitesupport.sys.ini
new file mode 100644
index 0000000..d388334
--- /dev/null
+++ b/source/packages/plg_system_mokosuitesupport/language/en-GB/plg_system_mokosuitesupport.sys.ini
@@ -0,0 +1,2 @@
+PLG_SYSTEM_MOKOSUITESUPPORT="System - MokoSuite Support"
+PLG_SYSTEM_MOKOSUITESUPPORT_DESC="Multi-channel customer support — website chat, Facebook Messenger, WhatsApp, unified agent inbox, CSAT."
diff --git a/source/packages/plg_system_mokosuitesupport/mokosuitesupport.xml b/source/packages/plg_system_mokosuitesupport/mokosuitesupport.xml
new file mode 100644
index 0000000..4288d06
--- /dev/null
+++ b/source/packages/plg_system_mokosuitesupport/mokosuitesupport.xml
@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="utf-8"?>
+<extension type="plugin" group="system" method="upgrade">
+	<name>System - MokoSuite Support</name>
+	<element>mokosuitesupport</element>
+	<author>Moko Consulting</author>
+	<creationDate>2026-06-22</creationDate>
+	<copyright>Copyright (C) 2026 Moko Consulting. All rights reserved.</copyright>
+	<license>GPL-3.0-or-later</license>
+	<authorEmail>hello@mokoconsulting.tech</authorEmail>
+	<authorUrl>https://mokoconsulting.tech</authorUrl>
+	<version>01.00.00</version>
+	<php_minimum>8.3</php_minimum>
+	<description>PLG_SYSTEM_MOKOSUITESUPPORT_DESC</description>
+	<namespace path="src">Moko\Plugin\System\MokoSuiteSupport</namespace>
+	<files>
+		<folder>src</folder>
+		<folder>services</folder>
+		<folder>language</folder>
+		<folder>sql</folder>
+	</files>
+	<languages folder="language">
+		<language tag="en-GB">en-GB/plg_system_mokosuitesupport.ini</language>
+		<language tag="en-GB">en-GB/plg_system_mokosuitesupport.sys.ini</language>
+	</languages>
+	<install><sql><file driver="mysql" charset="utf8">sql/install.mysql.sql</file></sql></install>
+	<uninstall><sql><file driver="mysql" charset="utf8">sql/uninstall.mysql.sql</file></sql></uninstall>
+	<config>
+		<fields name="params">
+			<fieldset name="chat" label="Chat Widget">
+				<field name="enable_chat_widget" type="radio" default="1" label="Enable Chat Widget" class="btn-group btn-group-yesno">
+					<option value="1">JYES</option>
+					<option value="0">JNO</option>
+				</field>
+				<field name="chat_position" type="list" default="bottom-right" label="Widget Position">
+					<option value="bottom-right">Bottom Right</option>
+					<option value="bottom-left">Bottom Left</option>
+				</field>
+				<field name="chat_greeting" type="text" default="Hi! How can we help?" label="Greeting Message" />
+				<field name="max_agent_conversations" type="number" default="5" label="Max Conversations per Agent" />
+			</fieldset>
+			<fieldset name="channels" label="Channels">
+				<field name="fb_page_token" type="text" default="" label="Facebook Page Access Token" />
+				<field name="fb_app_secret" type="text" default="" label="Facebook App Secret" />
+				<field name="whatsapp_token" type="text" default="" label="WhatsApp Cloud API Token" />
+				<field name="whatsapp_phone_id" type="text" default="" label="WhatsApp Phone Number ID" />
+			</fieldset>
+		</fields>
+	</config>
+</extension>
diff --git a/source/packages/plg_system_mokosuitesupport/services/provider.php b/source/packages/plg_system_mokosuitesupport/services/provider.php
new file mode 100644
index 0000000..9320b72
--- /dev/null
+++ b/source/packages/plg_system_mokosuitesupport/services/provider.php
@@ -0,0 +1,27 @@
+<?php
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Extension\PluginInterface;
+use Joomla\CMS\Factory;
+use Joomla\CMS\Plugin\PluginHelper;
+use Joomla\DI\Container;
+use Joomla\DI\ServiceProviderInterface;
+use Joomla\Event\DispatcherInterface;
+use Moko\Plugin\System\MokoSuiteSupport\Extension\Support;
+
+return new class implements ServiceProviderInterface
+{
+	public function register(Container $container): void
+	{
+		$container->set(
+			PluginInterface::class,
+			function (Container $container) {
+				$dispatcher = $container->get(DispatcherInterface::class);
+				$plugin     = new Support($dispatcher, (array) PluginHelper::getPlugin('system', 'mokosuitesupport'));
+				$plugin->setApplication(Factory::getApplication());
+				return $plugin;
+			}
+		);
+	}
+};
diff --git a/source/packages/plg_system_mokosuitesupport/sql/install.mysql.sql b/source/packages/plg_system_mokosuitesupport/sql/install.mysql.sql
new file mode 100644
index 0000000..eb7f40e
--- /dev/null
+++ b/source/packages/plg_system_mokosuitesupport/sql/install.mysql.sql
@@ -0,0 +1,67 @@
+--
+-- MokoSuite Support Tables
+--
+
+CREATE TABLE IF NOT EXISTS `#__mokosuitesupport_conversations` (
+  `id` INT UNSIGNED NOT NULL AUTO_INCREMENT,
+  `channel` ENUM('website','facebook','whatsapp','instagram','email') NOT NULL DEFAULT 'website',
+  `channel_id` VARCHAR(255) NOT NULL DEFAULT '',
+  `contact_id` INT DEFAULT NULL,
+  `visitor_name` VARCHAR(255) NOT NULL DEFAULT '',
+  `visitor_email` VARCHAR(255) NOT NULL DEFAULT '',
+  `agent_id` INT DEFAULT NULL,
+  `status` ENUM('open','assigned','waiting','closed') NOT NULL DEFAULT 'open',
+  `csat_rating` TINYINT UNSIGNED DEFAULT NULL,
+  `started_at` DATETIME NOT NULL,
+  `last_message_at` DATETIME DEFAULT NULL,
+  `closed_at` DATETIME DEFAULT NULL,
+  `created` DATETIME NOT NULL,
+  PRIMARY KEY (`id`),
+  KEY `idx_channel` (`channel`, `channel_id`),
+  KEY `idx_agent` (`agent_id`),
+  KEY `idx_status` (`status`),
+  KEY `idx_contact` (`contact_id`),
+  KEY `idx_last_msg` (`last_message_at`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
+
+CREATE TABLE IF NOT EXISTS `#__mokosuitesupport_messages` (
+  `id` INT UNSIGNED NOT NULL AUTO_INCREMENT,
+  `conversation_id` INT UNSIGNED NOT NULL,
+  `sender_type` ENUM('visitor','agent','system') NOT NULL,
+  `sender_id` INT DEFAULT NULL,
+  `body` TEXT NOT NULL,
+  `attachments` JSON DEFAULT NULL,
+  `read_at` DATETIME DEFAULT NULL,
+  `created` DATETIME NOT NULL,
+  PRIMARY KEY (`id`),
+  KEY `idx_conversation` (`conversation_id`),
+  KEY `idx_created` (`created`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
+
+CREATE TABLE IF NOT EXISTS `#__mokosuitesupport_agents` (
+  `id` INT UNSIGNED NOT NULL AUTO_INCREMENT,
+  `user_id` INT NOT NULL,
+  `display_name` VARCHAR(255) NOT NULL DEFAULT '',
+  `avatar_path` VARCHAR(500) NOT NULL DEFAULT '',
+  `status` ENUM('online','away','offline') NOT NULL DEFAULT 'offline',
+  `max_conversations` INT UNSIGNED NOT NULL DEFAULT 5,
+  `active_count` INT UNSIGNED NOT NULL DEFAULT 0,
+  `created` DATETIME NOT NULL,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `idx_user` (`user_id`),
+  KEY `idx_status` (`status`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
+
+CREATE TABLE IF NOT EXISTS `#__mokosuitesupport_canned_responses` (
+  `id` INT UNSIGNED NOT NULL AUTO_INCREMENT,
+  `title` VARCHAR(255) NOT NULL,
+  `body` TEXT NOT NULL,
+  `category` VARCHAR(100) NOT NULL DEFAULT '',
+  `shortcut` VARCHAR(50) NOT NULL DEFAULT '',
+  `published` TINYINT NOT NULL DEFAULT 1,
+  `ordering` INT NOT NULL DEFAULT 0,
+  `created` DATETIME NOT NULL,
+  PRIMARY KEY (`id`),
+  KEY `idx_category` (`category`),
+  KEY `idx_shortcut` (`shortcut`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
diff --git a/source/packages/plg_system_mokosuitesupport/sql/uninstall.mysql.sql b/source/packages/plg_system_mokosuitesupport/sql/uninstall.mysql.sql
new file mode 100644
index 0000000..5b334f4
--- /dev/null
+++ b/source/packages/plg_system_mokosuitesupport/sql/uninstall.mysql.sql
@@ -0,0 +1,8 @@
+--
+-- MokoSuite Support — Uninstall
+--
+
+DROP TABLE IF EXISTS `#__mokosuitesupport_canned_responses`;
+DROP TABLE IF EXISTS `#__mokosuitesupport_agents`;
+DROP TABLE IF EXISTS `#__mokosuitesupport_messages`;
+DROP TABLE IF EXISTS `#__mokosuitesupport_conversations`;
diff --git a/source/packages/plg_system_mokosuitesupport/src/Extension/Support.php b/source/packages/plg_system_mokosuitesupport/src/Extension/Support.php
new file mode 100644
index 0000000..5c97678
--- /dev/null
+++ b/source/packages/plg_system_mokosuitesupport/src/Extension/Support.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace Moko\Plugin\System\MokoSuiteSupport\Extension;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Plugin\CMSPlugin;
+use Joomla\Event\SubscriberInterface;
+
+class Support extends CMSPlugin implements SubscriberInterface
+{
+	protected $autoloadLanguage = true;
+
+	public static function getSubscribedEvents(): array
+	{
+		return [
+			'onBeforeRender' => 'injectChatWidget',
+		];
+	}
+
+	public function injectChatWidget(): void
+	{
+		$app = $this->getApplication();
+
+		if (!$app->isClient('site') || !(int) $this->params->get('enable_chat_widget', 1)) {
+			return;
+		}
+
+		// Chat widget injection will be implemented when frontend assets are built
+	}
+}