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PolyCAD

The translator will accept Napa offset table data and listed individual curves. However, the DXF and IGES format should be favoured over this translator as the format of the listed information from Napa is user controlled and not guaranteed to be in the format that PolyCAD expects.

Supported Entities Import Export
Arc    
Box    
BSpline Curve    
BSpline Surface    
BSpline Suface List    
Circle    
Cubic Spline    
Frames    
Groups    
Image Plane    
IntelliCurve    
IntelliHull    
Interpolating Cubic BSpline    
Mesh    
Point Cloud    
Polygon List    
Polyline Yes  
Polyline List Yes  
ShipLINES    
X-Topology Curves    
X-Topology Surface    
YachtLINES