Open Source used in new aviation technologies

RandySC writes " The following quote is from the last paragraphs of the section under Cockpit Contrivances. Dean Vogel, VP of research and technology at Cirrus Design (says) "Typically, to certify software with the FAA, you have to start off with all source code, and be capable of testing all types of combo calls," (...) He notes that using an operating system such as Windows NT to do this "is an extremely daunting task at the very least, if not impossible." Instead, engineers use open-source software so that they can control the source code and track modifications they make to it." "