A file format for exchanging CAD data.

Parasolid is a geometric modeling kernel originally developed by ShapeData, now owned by UGS Corp., that can be licensed by other companies for use in their 3 D computer graphics software products. It is used in many Computer-aided design (CAD), Computer-aided manufacturing (CAM), Computer-aided engineering (CAE), Product visualization and CAD data exchange packages for example: NX (Unigraphics), Solid Works, Solid Edge, Powershape, MasterCAM, One CNC, Virtual Gibbs, DesignFlow, DesignSpace, STAR-Design and Moldflow.