diff --git a/.env b/.env
index ea666a2ac..2dc49cbe7 100644
--- a/.env
+++ b/.env
@@ -14,6 +14,7 @@ _APP_OPTIONS_ABUSE=disabled
 _APP_OPTIONS_FORCE_HTTPS=disabled
 _APP_OPENSSL_KEY_V1=your-secret-key
 _APP_DOMAIN=demo.appwrite.io
+_APP_DOMAIN_FUNCTIONS=functions.localhost
 _APP_DOMAIN_TARGET=demo.appwrite.io
 _APP_REDIS_HOST=redis
 _APP_REDIS_PORT=6379
diff --git a/Dockerfile b/Dockerfile
index 54aa32776..ba17aea76 100755
--- a/Dockerfile
+++ b/Dockerfile
@@ -191,6 +191,7 @@ ENV _APP_SERVER=swoole \
     _APP_LOCALE=en \
     _APP_DOMAIN=localhost \
     _APP_DOMAIN_TARGET=localhost \
+    _APP_DOMAIN_FUNCTIONS=disabled \
     _APP_HOME=https://appwrite.io \
     _APP_EDITION=community \
     _APP_CONSOLE_WHITELIST_ROOT=enabled \
diff --git a/app/config/errors.php b/app/config/errors.php
index a071b0cb7..a56a9f8a0 100644
--- a/app/config/errors.php
+++ b/app/config/errors.php
@@ -514,6 +514,16 @@ return [
         'description' => 'The project key has expired. Please generate a new key using the Appwrite console.',
         'code' => 401,
     ],
+    Exception::ROUTER_INVALID_URL => [
+        'name' => Exception::ROUTER_INVALID_URL,
+        'description' => 'Invalid preview URL for Appwrite Router.',
+        'code' => 400,
+    ],
+    Exception::ROUTER_CONSOLE_PROJECT => [
+        'name' => Exception::ROUTER_CONSOLE_PROJECT,
+        'description' => 'Use of "console" project with Appwrite Router is not allowed.',
+        'code' => 400,
+    ],
     Exception::WEBHOOK_NOT_FOUND => [
         'name' => Exception::WEBHOOK_NOT_FOUND,
         'description' => 'Webhook with the requested ID could not be found.',
diff --git a/app/config/variables.php b/app/config/variables.php
index 85c7a04f2..46abf671c 100644
--- a/app/config/variables.php
+++ b/app/config/variables.php
@@ -61,6 +61,15 @@ return [
                 'question' => 'Enter your Appwrite hostname',
                 'filter' => ''
             ],
+            [
+                'name' => '_APP_DOMAIN_FUNCTIONS',
+                'description' => 'A domain to use for function preview URLs. Setting to "disabled" turns off function preview URLs.',
+                'introduction' => '',
+                'default' => 'disabled',
+                'required' => false,
+                'question' => '',
+                'filter' => ''
+            ],
             [
                 'name' => '_APP_DOMAIN_TARGET',
                 'description' => 'A DNS A record hostname to serve as a CNAME target for your Appwrite custom domains. You can use the same value as used for the Appwrite \'_APP_DOMAIN\' variable. The default value is \'localhost\'.',
diff --git a/app/controllers/general.php b/app/controllers/general.php
index 0c10dd46e..4988e6365 100644
--- a/app/controllers/general.php
+++ b/app/controllers/general.php
@@ -8,6 +8,10 @@ use Utopia\Locale\Locale;
 use Utopia\Logger\Logger;
 use Utopia\Logger\Log;
 use Utopia\Logger\Log\User;
+use Swoole\Http\Request as SwooleRequest;
+use Swoole\Http\Response as SwooleResponse;
+use Utopia\Cache\Cache;
+use Utopia\Pools\Group;
 use Appwrite\Utopia\Request;
 use Appwrite\Utopia\Response;
 use Appwrite\Utopia\View;
@@ -42,6 +46,8 @@ Config::setParam('cookieSamesite', Response::COOKIE_SAMESITE_NONE);
 
 App::init()
     ->inject('utopia')
+    ->inject('swooleRequest')
+    ->inject('swooleResponse')
     ->inject('request')
     ->inject('response')
     ->inject('console')
@@ -51,7 +57,80 @@ App::init()
     ->inject('locale')
     ->inject('clients')
     ->inject('servers')
-    ->action(function (App $utopia, Request $request, Response $response, Document $console, Document $project, Database $dbForConsole, Document $user, Locale $locale, array $clients, array $servers) {
+    ->inject('pools')
+    ->inject('cache')
+    ->action(function (App $utopia, SwooleRequest $swooleRequest, SwooleResponse $swooleResponse, Request $request, Response $response, Document $console, Document $project, Database $dbForConsole, Document $user, Locale $locale, array $clients, array $servers, Group $pools, Cache $cache) {
+        /*
+        * Appwrite Router
+        */
+        $host = $swooleRequest->header['host'] ?? '';
+
+        // Function Preview
+        if(\str_ends_with($host, App::getEnv('_APP_DOMAIN_FUNCTIONS'))) {
+            $host = rtrim($host, App::getEnv('_APP_DOMAIN_FUNCTIONS'));
+            $host = rtrim($host, '.');
+            $subdomains = explode('.', $host);
+
+            if(\count($subdomains) === 2) {
+                // Active deployment preview
+                $functionId = $subdomains[0];
+                $projectId = $subdomains[1];
+
+                if($projectId === 'console') {
+                    throw new AppwriteException(AppwriteException::ROUTER_CONSOLE_PROJECT);
+                }
+
+                // TODO: Rate limit?
+
+                $body = \json_encode([
+                    'async' => false,
+                    'data' => 'Heyy'
+                ]);
+
+                $headers = [
+                    'Content-Type: application/json',
+                    'Content-Length: ' . \strlen($body),
+                    'X-Appwrite-Project: ' . $projectId
+                ];
+
+                $ch = \curl_init();
+                \curl_setopt($ch, CURLOPT_URL, "http://localhost/v1/functions/{$functionId}/executions");
+                \curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
+                \curl_setopt($ch, CURLOPT_POSTFIELDS, $body);
+                \curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
+                \curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+                // \curl_setopt($ch, CURLOPT_HEADER, true);
+                \curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10);
+
+                $executionResponse = \utf8_decode(\curl_exec($ch));
+                $statusCode = \curl_getinfo($ch, CURLINFO_HTTP_CODE);
+                $error = \curl_error($ch);
+                $errNo = \curl_errno($ch);
+
+                \curl_close($ch);
+
+                $responseBody = \json_decode($executionResponse, true)['response'];
+
+                return $response->setStatusCode(200)->send($responseBody);
+            } else if(\count($subdomains) === 3) {
+                // Deployment preview
+                $deploymentId = $subdomains[0];
+                $functionId = $subdomains[1];
+                $projectId = $subdomains[2];
+
+                if($projectId === 'console') {
+                    throw new AppwriteException(AppwriteException::ROUTER_CONSOLE_PROJECT);
+                }
+
+                // TODO: Implement
+                throw new AppwriteException(AppwriteException::GENERAL_SERVER_ERROR, 'Deployment preview not implemented yet.');
+            } else {
+                throw new AppwriteException(AppwriteException::ROUTER_INVALID_URL);
+            }
+        }
+
+        // TODO: Custom domains
+        
         /*
         * Request format
         */
diff --git a/app/http.php b/app/http.php
index 23fd0dbcc..892f6791d 100644
--- a/app/http.php
+++ b/app/http.php
@@ -229,6 +229,9 @@ $http->on('start', function (Server $http) use ($payloadSize, $register) {
 });
 
 $http->on('request', function (SwooleRequest $swooleRequest, SwooleResponse $swooleResponse) use ($register) {
+    App::setResource('swooleRequest', fn() => $swooleRequest);
+    App::setResource('swooleResponse', fn() => $swooleResponse);
+
     $request = new Request($swooleRequest);
     $response = new Response($swooleResponse);
 
diff --git a/app/views/install/compose.phtml b/app/views/install/compose.phtml
index cc53fb885..3be927a65 100644
--- a/app/views/install/compose.phtml
+++ b/app/views/install/compose.phtml
@@ -98,6 +98,7 @@ services:
       - _APP_OPENSSL_KEY_V1
       - _APP_DOMAIN
       - _APP_DOMAIN_TARGET
+      - _APP_DOMAIN_FUNCTIONS
       - _APP_DB_HOST
       - _APP_DB_PORT
       - _APP_DB_SCHEMA
@@ -345,6 +346,7 @@ services:
       - _APP_OPENSSL_KEY_V1
       - _APP_DOMAIN
       - _APP_DOMAIN_TARGET
+      - _APP_DOMAIN_FUNCTIONS
       - _APP_SYSTEM_SECURITY_EMAIL_ADDRESS
       - _APP_DB_HOST
       - _APP_DB_PORT
@@ -449,6 +451,7 @@ services:
       - _APP_OPENSSL_KEY_V1
       - _APP_DOMAIN
       - _APP_DOMAIN_TARGET
+      - _APP_DOMAIN_FUNCTIONS
       - _APP_DB_HOST
       - _APP_DB_PORT
       - _APP_DB_SCHEMA
diff --git a/docker-compose.yml b/docker-compose.yml
index d09e5649a..8b5b55fc4 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -114,6 +114,7 @@ services:
       - _APP_OPENSSL_KEY_V1
       - _APP_DOMAIN
       - _APP_DOMAIN_TARGET
+      - _APP_DOMAIN_FUNCTIONS
       - _APP_DB_HOST
       - _APP_DB_PORT
       - _APP_DB_SCHEMA
@@ -424,6 +425,7 @@ services:
       - _APP_OPENSSL_KEY_V1
       - _APP_DOMAIN
       - _APP_DOMAIN_TARGET
+      - _APP_DOMAIN_FUNCTIONS
       - _APP_SYSTEM_SECURITY_EMAIL_ADDRESS
       - _APP_DB_HOST
       - _APP_DB_PORT
@@ -562,6 +564,7 @@ services:
       - _APP_POOL_CLIENTS
       - _APP_DOMAIN
       - _APP_DOMAIN_TARGET
+      - _APP_DOMAIN_FUNCTIONS
       - _APP_OPENSSL_KEY_V1
       - _APP_DB_HOST
       - _APP_DB_PORT
diff --git a/src/Appwrite/Extend/Exception.php b/src/Appwrite/Extend/Exception.php
index 9f035863e..e6a186758 100644
--- a/src/Appwrite/Extend/Exception.php
+++ b/src/Appwrite/Extend/Exception.php
@@ -163,6 +163,10 @@ class Exception extends \Exception
     /** Webhooks */
     public const WEBHOOK_NOT_FOUND                 = 'webhook_not_found';
 
+    /** Router */
+    public const ROUTER_INVALID_URL                 = 'router_invalid_url';
+    public const ROUTER_CONSOLE_PROJECT             = 'router_console_project';
+
     /** Keys */
     public const KEY_NOT_FOUND                     = 'key_not_found';
 
diff --git a/tests/resources/docker/docker-compose.yml b/tests/resources/docker/docker-compose.yml
index e7bbaf270..810ead6cf 100644
--- a/tests/resources/docker/docker-compose.yml
+++ b/tests/resources/docker/docker-compose.yml
@@ -70,6 +70,7 @@ services:
       - _APP_OPTIONS_FORCE_HTTPS
       - _APP_OPENSSL_KEY_V1
       - _APP_DOMAIN
+      - _APP_DOMAIN_FUNCTIONS
       - _APP_DOMAIN_TARGET
       - _APP_REDIS_HOST
       - _APP_REDIS_PORT