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EC2(Amazon Elastic Compute Cloud) Datacenter services from Amazon Web Services, an Amazon.com company for developers. Servers are available with Windows Server, OpenSolaris and various Linux operating systems, as well as databases and Web server applications. Using Amazon's programming interfaces (API), applications can increase or decrease processing capacity on demand (the "elastic" in the name).
Storage, Queuing and Content Delivery
Amazon's additional services include Simple Storage Service (S3), a cloud storage service for backup and content downloads, Simple Queue Service (SQS) for message store and forwarding and CloudFront, a comprehensive content delivery network with datacenters around the world (see CDN). For more information, visit http://aws.amazon.com. See Amazon.com and cloud computing.