MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.
For some reason I don't see my previous answer, so I'll reply again. It does work on any OS (I am using it on macos), but requires a modern version of chrome of firefox browser. It is a web application, so all you need to do to use it - is go to the link I've provided in description and drag your gcode to the designated area.