Flash Builder 4.5 for PHP
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Flash Builder 4.5 for PHP allows you to create a Flex/PHP project and a Flex Mobile/PHP project. Creating these creates a pair of projects; one Flex (or Flex Mobile) project, and one PHP project. The Flex (or Flex Mobile) project automatically has PHP Support enabled, creating modular code, which allows the two projects to be independent and yet still be aware of one another so that they can create one joint application. This gives you the advantage of being able to distinguish between Flex developers (client side), and developers/back end developers (PHP server side).
Flash Builder 4.5 for PHP allows you to create: