Slic3r

Slic3r is an open-source 3D printing toolbox developed by Alessandro Ranellucci. It is designed to convert 3D models into G-code, the language that 3D printers understand. According to the vendor, Slic3r is a versatile tool suitable for companies of all sizes, from small startups to large enterprises. It is used by professionals in the 3D printing industry, including designers, engineers, and technicians, as well as manufacturing companies, design studios, research institutions, and hobbyists.