Swagger Inspector was designed to have practically no learning curve and allows developers to validate if their APIs work as intended and create API documentation without having to learn a new ...

In addition, OpenAPI 3.0 definitions can automate API lifecycle processes, including creating interactive, consumer friendly documentation, prototyping client SDKs, and generating test cases.

Take advantage of open source Swashbuckle to generate Swagger documents for your ASP.NET Core Web API.