Version 4 (V4) of the Amazon SDK for .NET has been released\$1

For information about breaking changes and migrating your applications, see the [migration topic](https://docs.amazonaws.cn/sdk-for-net/v4/developer-guide/net-dg-v4.html).

 [https://docs.amazonaws.cn/sdk-for-net/v4/developer-guide/net-dg-v4.html](https://docs.amazonaws.cn/sdk-for-net/v4/developer-guide/net-dg-v4.html)

# Creating a simple application using the Amazon SDK for .NET
<a name="quick-start"></a>

This section provides basic tutorials for developers who are new to the Amazon SDK for .NET.

**Note**  
Before you use these tutorials, you must have first [installed your toolchain](net-dg-dev-env.md) and [configured SDK authentication](creds-idc.md).

For information about developing software for specific Amazon services along with code examples, see [Calling Amazon services](working-with-aws-services.md). For additional code examples, see [Amazon SDK for .NET (v4) code examples](csharp_code_examples.md).

**Topics**
+ [Simple cross-platform app](quick-start-s3-1-cross.md)
+ [Simple Windows-based app](quick-start-s3-1-winvs.md)
+ [Next steps](quick-start-next-steps.md)