Amazon GameLift is a fully managed service for deploying, operating, and scaling session-based multiplayer game servers in the cloud. Built on the AWS computing environment, GameLift lets you scale high performance game servers up and down to meet player demand.

Developer Guide
Provides a conceptual overview of Amazon GameLift and includes detailed instructions for the various features. Also guides you in using GameLift with the AWS Management Console.
API Reference
Describes the Amazon GameLift API operations in detail. Also provides sample requests, responses, and errors for the supported web services protocols.