VariCAD is a software for mechanical engineers. This software has tools for 2D and 3D design of parts, design of metal plates, racks, pipes, collision testing of parts, assembly of parts, sources of global standards of parts based on ANSI and DIN standards, etc. be VariCAD software supports STEP, STL, IGES, DWG and DXF formats. The user interface of this software is such that you can quickly design parts in 2D or 3D.