These are NOT product / license keys that are valid for Windows activation.
These keys only select the edition of Windows to install during setup, but they do not activate or license the installation.
Ok, so you've built your first module, but now you want to make it use one of the many libraries available via the npm registry.
There are a few ways to find a module. You can use http://npmjs.org or http://npmsearch.com to find modules that may fit what you need.