The AMF file format is a binary file format representing a serialized ActionScript object. This file type is used in many places within the Flash Player and AIR for data storage and data exchange. In Flash Player 9 and AIR, the flash.utils.ByteArray class
Welcome to the BlazeDS beta release on Adobe Labs. BlazeDS is the server-based Java remoting and web messaging technology that enables developers to easily connect to back-end distributed data and push data in real-time to Adobe® Flex_ and Adobe AIR_
The OpenAMF project is a free open-source alternative to Macromedia's Java Flash Remoting. It is as capable of providing application services to Flash MX as Macromedia's proprietary solution. This project began as a Java port of AMF-PHP.