The first release of MyViz is available for Windows, Linux and Mac OS X, 32 or 64 bits version for each platform !

You can download it here:
https://www.myviz.io/download

Remember that MyViz can be considered as a desktop version of Freeboard, allowing things that are not possible for a Web application. For example, communicating with the serial port.

So, the very first example shows how to communicate between MyViz and an Arduino Uno:
https://www.myviz.io/communication-with-an-arduino-on-serial-port

Enjoy, and don't hesitate to ask if you have any question or problem !