Signal - Fast, simple & secure messaging. Privacy that fits in your pocket.
Green Messenger - WhatsApp Messenger Web for Chrome. Text/Chat on computer. Notifications, messages, tools.
MyChat - Secure instant messenger for any network
WhatsGreen Multi Messenger - Easy access to WhatsApp, Line, Telegram, FB Messenger and many others via the Chrome toolbar.
Ubiq Security - Enable developers to build encryption into apps in minutes
online-live-support.com - WhatsApp API, WhatsApp notifications, WhatsApp webhook, whatsapp chatbot,