Whatsie come with version v2.0.14-beta and is a great WhatsApp application for desktop.
Can be used with many operating system: Windows and Linux.
Just donwload it from here.
I tested with Fedora 24 alpha and Windows 10 and it's working good.
You need to start the aplication and the with your phone select in the Chats screen > Menu > WhatsApp Web select WhatsApp Web.
WhatsApp now allows you to access your chats on your computer.