The Flight Framework is an opensource project distributed under the MIT license. The project source is available here on Google Code, while documentation and other project resources are maintained at flightxd.com.

The Flight Framework is an Application Development Framework for developing web and desktop applications in Adobe's Flash and Flex. The framework prescribes a Model-View-Controller workflow that minimizes the complexity of application development. It modularizes domain logic, streamlines team development, and creates a natural iterative programming environment. Most importantly, Flight Framework is designed to make your day to day coding experience as simple and enjoyable as possible.