TPLink C# Lib Unofficial TP-Link Lib to Read and Send SMS with TP-Link Archer MR600. Based on projects : https://github.com/plewin/tp-link-modem-router https://github.com/hercule115/TPLink-Archer Read the docs Online docs Example : using FrApp42.TPLink; ... Client client = new Client(url, username, password); client.Send("0606060606", $"Hello {DateTime.Now}");