When you run the application again and navigate to the Swagger URL, you should see the Swagger UI as shown in Figure 3 below. Note the XML comments in each of the API methods this time.

The OpenAPI Specification, which is used to define HTTP API structure and syntax, is built through a community consensus and is Apache 2.0 Licensed. SmartBear continues to use the Swagger brand for ...

“We built Swagger Inspector to simplify the API development process by empowering developers to easily test and auto-generate their OpenAPI documentation with a single, cloud-based Swagger tool.” ...