Autodesk Netfabb Premium 2018 R3 Autodesk Inc., a world leader in 3D design software for entertainment, natural resources, manufacturing, engineering, construction, and civil infrastructure, has released Netfabb 2018 R1 Premium, is innovative and powerful data preparation software for 3D printing and additive manufacturing. About Autodesk Netfabb. Autodesk Netfabb is a software tailored for additive manufacturing, rapid prototyping and 3D printing. It prepares three-dimensional files for printing and converts them into 2.5-dimensional slice files, consisting of a list of two-dimensional slice layers. To help users prepare the print, it includes the features for viewing, editing, repairing and analyzing three-dimensional STL-files or slice-based files in various formats.