FluffyChat - Open. Nonprofit. Cute ?
Green Messenger - WhatsApp Messenger Web for Chrome. Text/Chat on computer. Notifications, messages, tools.
aTalk - An encrypted instant messaging with video call and GPS features for android.
WhatsApp Web To Go - WhatsApp Web client for your phone/tablet with media support
Talk360 - Talk360 is a best-in-class communication utility that offers a convenient way to connect with loved ones globally.
App for WhatsApp by coldX - Integrated WhatsApp functionality on the Desktop.