### Next steps For getting started tutorials, see [ASP.NET Core Tutorials](xref:tutorials/index). For an introduction to ASP.NET Core concepts and architecture, see [ASP.NET Core Introduction](xref:index) and [ASP.NET Core Fundamentals](xref:fundamentals/index). An ASP.NET Core app can use the .NET Core or .NET Framework Base Class Library and runtime. For more information, see [Choosing between .NET Core and .NET Framework](/dotnet/articles/standard/choosing-core-framework-server).