Setting up NexBrd on Arduino is as easy as 1,2,3!
Step 1: Download and Install the latest Arduino from here
Go to File>Preference and add
http://thenexio.com/boards/nexbrd/v1/package_thenexio.com_index.json to the Additional Boards Manager.
Step 3: Go to Tools>Board>Boards Manager, and install NexBrd v1.0.
You are ready to Develop your Internet of Things, THING!