Before we start, let's get the legal stuff out of the way: Nanowerk will not be held liable for data breaches, infected/hacked devices, or ISP logging caused by downloading 3rd party applications or ...
After designing your files in a 3D modeling program, you export them to the slicer, mostly in STL ... free 3D slicers you can use in your next project. Cura is a free open-source 3D printer ...