Create Magento 2 Customer Programmitically | How to add a customer programmatically in Magento 2 ?

Create a php file on you magento 2 root path and past this code. Now Type Localhost/your_file_name.php or domain/your_file_name.php. First we include  app/bootstrap.php. now we can use magento 2 all functionality. Its inform to you, This is very unsecured and break the magento rules. use only if you must need this or Testing purpose.

use \Magento\Framework\App\Bootstrap;
$bootstrap = Bootstrap::create(BP, $_SERVER);
$objectManager = $bootstrap->getObjectManager();
$url = \Magento\Framework\App\ObjectManager::getInstance();
$storeManager = $url->get('\Magento\Store\Model\StoreManagerInterface');
$state = $objectManager->get('\Magento\Framework\App\State');
// Customer Factory to Create Customer
$customerFactory = $objectManager->get('\Magento\Customer\Model\CustomerFactory');
$websiteId = $storeManager->getWebsite()->getWebsiteId();
$store = $storeManager->getStore(); // Get Store ID
$storeId = $store->getStoreId();
// Instantiate object (this is the most important part)
$customer = $customerFactory->create();
echo 'Create customer successfully'.$customer->getId();