#openapi

Scalar is an open-source API platform:　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　🌐 Modern REST API Client　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　📖 Beautiful API References　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　✨ 1st-Class OpenAPI/Swagger Support

Light, flexible and extensible ASGI framework | Built to scale

Swagger UI is a collection of HTML, JavaScript, and CSS assets that dynamically generate beautiful documentation from a Swagger-compliant API.

The server component of API Platform: hypermedia and GraphQL APIs in minutes

The OpenAPI.NET SDK contains a useful object model for OpenAPI documents in .NET along with common serializers to extract raw OpenAPI JSON and YAML documents from the model.

openapi runtime interfaces

openapi specification object model

Automate Kubernetes Configuration Editing

Catch API bugs before your users do

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

Use the SAP Cloud SDK for JavaScript / TypeScript to reduce development effort when building applications on SAP Business Technology Platform that communicate with SAP solutions and services such as SAP S/4HANA Cloud, SAP SuccessFactors, and many others.

Swagger tools for documenting API's built on ASP.NET Core

FastAPI framework, high performance, easy to learn, fast to code, ready for production

Swagger documentation generator for Fastify

Input OpenAPI. Output SDKs and Docs.

openapi toolkit common string formats

goodie bag in use in the go-openapi projects

openapi toolkit validation helpers

gRPC to JSON proxy generator following the gRPC HTTP spec

OpenAPI based HTTP Client code generator

Turn any OpenAPI2/3 and Postman Collection file into an API server with mocking, transformations and validations.

A flexible JSON/YAML linter for creating automated style guides, with baked in support for OpenAPI (v3.1, v3.0, and v2.0), Arazzo v1.0, as well as AsyncAPI v2.x.

openapi specification object model

Generate Pydantic v2 models, dataclasses, TypedDict, and msgspec.Struct from OpenAPI, JSON Schema, GraphQL, Avro, Protobuf, and raw JSON/YAML/CSV.

Abstractions library for Kiota generated Python clients

TypeScript libraries for Kiota-generated API clients.

Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)

Tools for validating OpenAPI (Swagger) files.

Ruby client for the Datadog API

🦝 OpenAPI plugin for generating API reference docs in Docusaurus v3.