Abstract: A system for storing and modifying a 3D printing file for use in 3D printing comprising: a server having a non-transitory computer readable medium and a processor in electronic communications to the non-transitory computer readable medium; a set of computer readable instructions stored in the non-transitory computer readable medium that when executed by the processor causes the server to: receiving a 3D model file representing a physical shape from a first designer's computer system in communications with the server generated by a first designed using a 3D fluent development language having a set of basic selection commands and a set of workplane commands, the 3D model having dynamic parameters and static parameters, the workplane commands having 2D commands and 3D commands.