NEO 3D-Printer Quick guideSeite: 16/30Stand: 2014/06/07 23:06© German RepRap GmbH 16/30Create 3D objectsThere are a lot of CAD programs, which can create the files for 3D printing. Almost all of them usetheir own proprietary format to store the models, however, they can also export the model in otherformats. (Think of it like Microsoft Office, which uses its own document format but can also read andwrite other formats like txt, pdf and html). The most common file format used by 3D printers is .STL.There are many websites where these files can be downloaded.