The OpenAPI Specification was originally based on the Swagger Specification, donated by SmartBear Software. To get involved with the OpenAPI Initiative, please visit https://www.openapis.org.

Among the APIs used for communication on the web, ' OpenAPI DevTools ' is a tool that detects APIs written using OpenAPI and automatically creates OpenAPI format specifications. It has been ...

Microsoft has long embraced the OpenAPI Specification (formerly known as Swagger) for describing APIs, and it's now taking that support to the next level with a new online resource.

Fortunately, ASP.NET Core provides built-in support for the OpenAPI specification, so you can take advantage of OpenAPI and the Swagger UI to generate nice documentation for all of your APIs.

Swagger now supports development teams and individuals working across RESTful and Event-Driven APIs by offering support for all versions of the OpenAPI Specification as well as AsyncAPI Specification.

OpenAPI specifications are crucial in this process, as they outline how your GPT will interact with other systems and ensure that it meets the standards required by the GPT store.

News .NET 10 Preview 4 Focuses on ASP.NET Core, Including OpenAPI Work By David Ramel 05/15/2025 Microsoft this week shipped the fourth preview of .NET 10 without groundbreaking features but with much ...

Support for OpenAPI, a JSON-native standard for online API documentation originally incorporated in the SIF Data Model Specification (New Zealand), has undergone substantial updates in version 3.6.1.