The OpenAPI Specification (OAS) defines a standard, language-agnostic interface to HTTP APIs which allows both humans and computers to discover and understand the capabilities of the service without access to source code, documentation, or through network traffic inspection.

This guide is directed at HTTP-based API designers and writers wishing to benefit from having their API formalized in an OpenAPI Description (OAD). Machine-readable API descriptions are ubiquitous nowadays and OpenAPI is the most broadly adopted industry standard for …

The following pages introduce the syntax and structure of an OpenAPI Description (OAD), its main building blocks and a minimal API description. Afterwards, the different blocks are detailed, starting from the most common and progressing towards advanced ones.

Aug 26, 2024 · Swagger (OpenAPI) is a language-agnostic specification for describing REST APIs. It allows both computers and humans to understand the capabilities of a REST API without direct access to the source code. Its main goals are to: Minimize the amount of work needed to connect decoupled services.

It is an open standard for describing your APIs, allowing you to provide an API specification encoded in a JSON or YAML document. It provides a comprehensive dictionary of terms that reflects commonly-understood concepts in the world of APIs, embedding the fundamentals of HTTP and JSON.

For API designers and writers wishing formalize their API in an OpenAPI Description document.

Nov 25, 2024 · OpenAPI is a powerful tool for defining and documenting HTTP APIs. It provides a standard way to describe your API’s endpoints, request and response formats, authentication schemes, and other essential details.

Sponsored by - Open-source, highly customizable API documentation powered by OpenAPI. We've organised everything into categories so you can jump to the section you're interested in. Converters: Various tools to convert to and from OpenAPI and other API description formats.

Simplify your API development with our open‑source and professional tools, built to help you and your team efficiently design and document APIs at scale. Design and model APIs according to specification-based standards. Instantly validate API functionality to ensure smooth integration.

API documentation is the information that is required to successfully consume and integrate with an API. This can be in the form of technical writing, code samples and examples for better understanding how to consume an API.