Slic3r
Slic3r is an open-source software tool used for slicing 3D models into printable layers and generating G-code instructions for 3D printers. It converts digital 3D designs (typically in STL or OBJ format) into machine-readable commands that control the printer's movements, extrusion, and other parameters. The tool is widely used in the 3D printing community for its configurability and support for various printer types and materials.
Developers should learn Slic3r when working with 3D printing projects, especially for customizing print settings, optimizing print quality, and troubleshooting printing issues. It is particularly useful for hobbyists, makers, and professionals who need fine-grained control over slicing parameters, such as layer height, infill density, and support structures, to achieve precise and reliable prints.