netfabb Basic is a freeware for handling of files in stl-format. It is not just a mesh viewer but includes an automatic repair and utilizes the same interface as netfabb Professional.
netfabb Studio is a software tailored for additive fabrication, rapid prototyping and 3D printing. It includes the ability of viewing, editing, repairing and analyzing stl-files or slice-based files in various formats. netfabb Studio is available to anybody, it is free just like in free beer. netfabb Studio is not just a viewer, it provides true file edit, repair and analysis capability to everyone associated with additive fabrication industry or aspiring to be part of this fantastic, growing, creative, high-tech industry called Additive Fabrication, Rapid Prototyping or 3D Printing. All the features in the basic version, which may be used free of charge for any purpose you have, include
- Advanced model browsing and STL management
- Automatic part fixing, mesh editing and analysis
- Measurements and quality assurance
- Packing and machine preparation
- Slice editing