Adobe AIR is described as 'Since its release in 2008, the Adobe AIR runtime has enabled developers to create and deploy Flex, ActionScript and HTML-based content as standalone desktop apps, as well as native iOS and Android apps running on mobile devices since 2010' and is a popular runtime environment in the development category. There are nine alternatives to Adobe AIR for a variety of platforms, including Mac, Windows, Linux, Web-based and Android apps. The best Adobe AIR alternative is Appcelerator Titanium, which is both free and Open Source. Other great apps like Adobe AIR are RhoMobile, kodeWeave, IBM Worklight and Codename One.