This is a repackaged open-source software product wherein additional charges apply for support and for providing it in a simple consumable AMI.RabbitMQ is a great queuing tool that can run on a variety of platforms. If you are planning on doing any distributed, asynchronous processing and you need a system to queue and process items in the background, then you should seriously consider RabbitMQ.This package has Erlang and RabbitMQ Web Management Plugin as well.

Amazon EC2 running Microsoft Windows Server is a fast and dependable environment for deploying applications using the Microsoft Web Platform. Amazon EC2 enables you to run compatible Windows-based solutions on AWS' high-performance, reliable, cost-effective, cloud computing platform.