The .NET 6.0 Preview 6 releases are available for download here:

https://dotnet.microsoft.com/download/dotnet/6.0

.NET Multi-Platform App UI (MAUI) Workload Downloads

.NET 6 introduces Android, iOS, and macOS SDKs for developing native applications. These provide the foundational mobile and desktop pieces for the new .NET MAUI. See documentation for additional setup instructions and creating your first .NET MAUI application.

After installing the .NET SDK, you can install .NET MAUI using the dotnet workload install command:

$ dotnet workload install maui

The following workloads are also available to install individually:

$ dotnet workload install microsoft-android-sdk-full
$ dotnet workload install microsoft-ios-sdk-full
$ dotnet workload install microsoft-maccatalyst-sdk-full
$ dotnet workload install microsoft-macos-sdk-full
$ dotnet workload install microsoft-tvos-sdk-full

Visit .NET Documentation to learn about .NET, for building many different types of applications.