Though the new authentication (WUTH-2) is not really new, but few days back they disable the old authentication mechanism. So, just a bookmark to latest version of API: https://github.com/mgp25/WhatsAPI-Official . This is rather refined library and you can feel it when you use it.
If you need to send WhatsApp message to your friend from Web, you need to find unofficial API as WhatsApp till date do not provide them, and do not allow bulk messaging as well. But in one of my project, I need to send message on whatsapp, for those who subscribe on website to recieve […]