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Flex is an applicaton development platform to build Rich internet applications (RIAs)


  • Local file system access
  • Integrated Web browser
  • Embedded SQLite database - (occasionally conected to the Internet)

Flex components

  • Languages
    • ActionScript 3 - scripting language
    • MXML - markup language
  • Component framework
    • Flex SDK - set of user interface components (free and open source)
  • Integrated Development Environment (IDE)
    • Flex Builder - code editor, compiler, debugger and application profiler
  • Runtime
    • Flash Player
    • Adobe Integrated Runtime (AIR)


  • Adobe Flex is a free open source framework for creating Rich Internet Applications (RIA).
  • Adobe Flex is a cross platform, it deploy consistently on all major browsers and operating systems.
  • Adobe Flex is a highly productive framework for building and maintaining expressive web applications.
  • Adobe Flex applications can now also be run on desktops with Adobe AIR.

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