xflr5 6.09.06-2build1 (amd64 binary) in ubuntu bionic

 XFLR5 is an analysis tool for airfoils, wings and planes operating at low
 Reynolds Numbers.
 It includes:
 .
  1. XFoil's Direct and Inverse analysis capabilities
  2. Wing design analysis based on the Lifiting Line Theory and the Vortex
    Lattice Method