If you don’t already have a copy, you can download Visual Studio 2019 here. Create an ASP.NET Core 3.1 API project First off, let’s create an ASP.NET Core project in Visual Studio.

Take advantage of the built-in support for OpenAPI in ASP.NET Core to automatically document your HTTP endpoints. Minimal APIs are supported too.

Introduction Traditionally, ASP.NET Core applications allowed developers to build REST API endpoints using the so-called controller classes.

ASP.NET Core is a fast, lean framework from Microsoft that can be used to build applications that can run on multiple platforms: Windows, Linux and MacOS. This free, modular and high-performance ...