There are two ways to create Netbeans module extending INTViewer platform. You can create standalone module and choose INTViewer as a platform. This approach is described here.

Or you can create your own application suite, add INTViewer as a cluster and then add a new module to your suite. Here we will follow this scenario. So, as a first step we create "Netbeans Application Application" with name "tutorial".

Then open properties, select