Naohr allows you to easily add new content as long as you know few things on the game. This first page will explain the general structure of the game. More will follow to explain the gory details.
Let us consider the root directory of the game, called naohr. You will find the following structure :
As a reminder, naohr.sh allows you to start the game from your computer. It will run the naor-app.jar with some configuration.
It will also read all the content found inside the resources folder, and do some sanity check to ensure correctness of files.