Free downloads of the toolbox and user-manual, including extensive background information. Flight Gear Flight Simulator - Open Source flight simulator. Source code is available here, and it can run on Windows, Linux, Mac platforms. Many reports available online as PDF files. Public Domain Aerospace Software - Software for the Aerospace Engineer.
Site has free sample downloads.
Has airfoil software, flight simulation software and aircraft models. Zona Technology - Advanced aeroelastic, aeroservoelastic, flutter and flight loads software products. Wired Digital Inc., a Lycos Network site. All rights reserved. Some portions of the Open Directory made available on HotBot have been modified.