CAD formats (Computer Aided Design) in accordance with the program-specific requirements for the exchange of electronic product information for the mechanical data. The data will be provided in the formats for 2D or 3D CAD programs.
Also mentioned as STEP ( Standard for the Exchange of Product Model Data). Common program indipendent interchange format for 3D CAD data standardized according ISO standard.
Parasolid modeling kernel is a 3D CAD systems. It is developed by a separate business unit within the Unigraphics Solutions (UGS), now Siemens PLM Software.
(Drawing Interchange Format) is a specified by the Autodesk file format for CAD data exchange, and was developed for the 2D-CAD program AutoCAD. A DXF file describes a CAD model as plain text to the ASCII standard.
WRL is an acronym for VRML files (Virtual Reality Modeling Language) and corresponding 3D models, which represents the geometry of a product in the browser in real time.