WinFoil

Winfoil is an aeronautical computer aided design tool for designing, analyzing, and modifying model aircraft. It also provides the ability to print the design (wing ribs, fuselage sides, wing and tail plans) to any Windows supported printer and export design components to DXF files for import into other CAD programs such as AutoCAD. It is typically used for Radio Control Gliders, Powered Aircraft (Scale, Sport and Pylon).

What is new in this release:

Version 3.34 adds variable rib spacing; trailing edge thickness adjustment; print preview; interface to JavaFoil.

Limitations:

Limit on number of airfoils and designs