NACA Airfoils

NACA, a C++ library which can take the parameters of certain NACA airfoils and return the coordinates of a sequence of points that outline the wing shape. The data can be displayed with gnuplot.


The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.


NACA is available in a C version and a C++ version and a FORTRAN90 version and a MATLAB version and a Python version.

Related Data and Programs:

gnuplot_test, C++ programs which illustrate how a program can write data and command files so that gnuplot can create plots of the program results.



  1. Eastman Jacobs, Kenneth Ward, Robert Pinkerton,
    "The characteristics of 78 related airfoil sections from tests in the variable-density wind tunnel",
    NACA Report 460, 1933.

Source Code:

Last revised on 28 March 2020.