The OpenAPI tab view contains two links and is as shown in the following screenshot:
The first link generates an OpenAPI document, a YAML file that contains descriptions for all endpoints in the application. This can be fed into other programs or applications capable of consuming the OpenAPI format. The second link is an example of such an application, the Swagger UI. Opening that link will bring up a new window similar to the following:
There are three sections in this view of the sample application. The first section is information ...