Flash CS4: Design with ease and efficiency

Bring your designs to life with intuitive new animation tools that make your work easier and more efficient. Streamline your workflow with an improved user interface and a powerful coding environment. The feature of CS 4 are :

• Optimized animation tools (object base animation)
• Rich drawing capabilities
• Intuitive user interface
• Streamlined workflow : it support Adobe Pixel Bendernew, Adobe Photoshop and Illustrator import,Animation conversion to ActionScript, Animation copy and paste
• Timesaving coding tools
• Advance debugger
• Improved Adobe software integration
• Online services like Adobe Kuler and Adobe Bridge .

get a trial : https://www.adobe.com/cfusion/tdrc/index.cfm?loc=en&product=flash

Open Source IDE for Flex and AS3

You can download free IDE for Flex and Flash on flashdevelop. flashdevelop is a open source community. The IDE supports:

• Enviornment like Flex builder
• Code Hint
• Project templates
• take less resources compare to Flex builder.