A category of applications exists that facilitates the creation of instructions for computer numerical control (CNC) machines, where the source code is freely available and can be modified and distributed. These tools enable users to translate designs into a series of commands that guide the CNC machine’s cutting tools. An example would be a program used to generate G-code from a CAD model for milling a complex part.
These applications present several advantages. Their collaborative development often leads to rapid innovation and feature enhancements. Furthermore, the absence of licensing fees can significantly reduce costs for individuals and businesses, making advanced manufacturing techniques more accessible. Historically, proprietary solutions dominated the field, but the rise of collaborative coding practices and community-driven support has fostered the growth of these alternatives.