The AWS Mobile SDK for Unity contains a set of .NET classes that enables games written with Unity to utilize AWS services. The AWS Unity Plug-in also contains sample code that illustrates how to call AWS services from a Unity game. The AWS Mobile SDK for Unity is compatible with Unity version 4.0 and greater.

Developer Guide
Walks through the steps for setting up the Unity SDK and integrating with AWS products and services.
API Reference
Describes all the API operations for the Unity SDK in detail. Also provides sample requests, responses, and errors for the supported web services protocols.