Consistent Game Development across all Platforms
Starling
The Starling Framework is a cross-platform game engine for ActionScript 3.

The main target is the creation of 2D games, but Starling may be used for any graphical application. Thanks to Adobe AIR, Starling-based applications can be deployed to all major mobile and desktop platforms.
Flox
Flox is the one-stop server-side for your games.

It's a highly scalable backend that offers game-focused features like analytics, log & error introspection, leaderboards & highscores, comprehensive support for players and a nifty entity system to store, load and query your custom game data.
Sparrow
Sparrow is a pure Objective-C library that was built from ground up for iPhone and iPad.

Enjoy the comfort of Flash's display list architecture on iOS, intermix it with Apple's existing APIs, and benefit from native performance!