This is designed as a (PHP/MySQL) with a simple frontend UI (HTML/JS) — but the logic can be adapted to Node.js, Python, etc.
if ($action === 'verify_license') $rawKey = $_POST['license_key'] ?? ''; $domain = $_POST['domain'] ?? $_SERVER['HTTP_HOST']; echo json_encode($manager->validateLicense($rawKey, $domain)); Toad License Key And Site Message
public function __construct($pdo) $this->pdo = $pdo; This is designed as a (PHP/MySQL) with a