Adobe Flex Builder 3 Pro

A quick look: Adobe Flex Builder 3 is an integrated development environment built on the Eclipse platform.

Adobe Flex Builder 3 Professional offers all of the powerful features included in Adobe Flex Builder 3 Standard plus powerful memory and performance profiling tools, the new Advanced Datagrid, support for automated functional testing, and extensible charting components for rich data visualization. Flex is a free, open source framework for building highly interactive, expressive web applications that deploy consistently on all major browsers, desktops, and operating systems. It provides a modern, standards-based language and programming model that supports common design patterns. MXML, a declarative XML-based language, is used to describe UI layout and behaviors, and ActionScript? 3, a powerful object-oriented programming language, is used to create client logic. Flex also includes a rich component library with more than 100 proven, extensible UI components for creating rich Internet applications, as well as an interactive Flex application debugger.
 

Windows:

• Hard Drive Space: 1 GB
• Operating System: Windows^® Vista, Windows XP w/ SP2
• Processor Type: Pentium^® 4
• RAM: 1 GB (2 GB recommended)
• Other: CD-ROM drive, Eclipse^® 3.2.2 (3.3 recommended for Vista), Adobe^® Flash^® Player 9.0
• Java Virtual Machine: Sun^® JRE 1.4.2, 1.5 (included) or 1.6, or IBM^® JRE 1.5

Mac:

• Hard Drive Space: 500 MB
• Operating System: Mac OS X^® 10.4.7 or 10.5
• Processor Type: PowerPC^® G4 or Intel^® Core
• Processor Speed: 1.25 GHz
• RAM: 1 GB (2 GB recommended)
• Other: CD-ROM drive, Eclipse^® 3.2.2, Adobe^® Flash^® Player 9.0
• Java Virtual Machine: JRE 1.5 or JRE 1.6 from Apple. NOTE: Flex Builder 3.0.1 does not run with Java for Mac OS X 10.5 Update 1 / 64 bit Java SE 6 version 1.6.0_05.