Hi Will,
No, it does not need the Arduino Yun.
You can just start the server on your computer and create a new object.
We used Adobe Edge Animate for animating the wale.
But you can use any other html5 animation tool.
When you are done, just publish the html5 page to the object folder of your server.
There is no code writing required.
You can find some additional help for the adobe software workflow here:
I have another question.Can I use a computer running windows OS as the server of my open hybrid? Cause I got some problem installing the node V0.12.09, I can not get the right version of Node.
As long as you have a normal consumer router its ready to go.
Sometimes a Guest Network or a “Client isolation” mode prevents two computers from communicating with each other in your network. But in 99% of all cases, you should be fine.
The Reality Editor automatically discovers all objects connected to the same local network.