It is not at the newest stage concerning graphics and physics. Version 0.9 is here more for historical reasons. Download of the (old but free) HELI-X Version 0.9. If you like it, you can upgrade to a full version. Plus, you'll have full speed access to download any of the files in the library such as any aircraft, scenery and tools you may wish to install. Some are demos of fuller simulation packages, such as the Microsoft Flight Simulator X Demo or X-Plane, while others offer the entire package because they are open source such as FlightGear.Īll of the files here are free to download – no registration or subscription is required, however, some of the installation files are quite large so you may benefit from registering for a PRO account (which offers uncapped download speed). Most of them are compatible with Windows, Linux and macOS (or OS X). Listed in this category are a selection of flight simulator packages and games that are free-to-download.