В стандартной библиотеке ничего нет. Попробуйте:
**Your cofiguration in app.php file is something like this **'
EmailTransport' => [
'default' => [
'className' => 'Smtp',
// The following keys are used in SMTP transports
'host' => 'ssl://smtp.gmail.com',
'port' => 465,
'timeout' => 30,
'username' => 'email here',
'password' => 'password here',
'client' => null,
'tls' => null,
'url' => env('EMAIL_TRANSPORT_DEFAULT_URL', null),
],
]