Adobe Flex 2 revolutionizes the way people interact with the web Adobe Flex 2 is the most complete, powerful application development solution for creating and delivering cross-platform rich Internet applications (RIAs) within the enterprise and across the web. It enables the creation of expressive and interactive web applications that can reach virtually anyone on any platform. Enterprises can use Flex to quickly build and deploy applications that improve the user experience, boost the bottom line, and analyze data to enable better business decisions.