openapi

Design, Test and Document APIs in plain Markdown. Compose Requests with API blocks. Reuse, Replace & Version everything just like code. Offline, Truly Git Native, No Lock-in.

A library that generates OpenAPI (Swagger) docs from Zod schemas

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.

Korea Investment & Securities Open API Github

OpenAPI / Swagger, AsyncAPI & Semoasa definitions to (re)Slate compatible markdown

The AI-Native Infrastructure for Enterprise Apps. Powered by ObjectStack (ObjectQL, ObjectOS, Object UI). Turn Prompts into Enterprise Software.

⚒️ Redocly CLI makes OpenAPI easy. Lint/validate to any standard, generate beautiful docs, and more.

GUI / visual editor for creating and editing OpenAPI / Swagger definitions

AKTools is an elegant and simple HTTP API library for AKShare, built for AKSharers!

Rapid development of self-documenting APIs

Common interface for interacting with AI agents. The protocol is tech stack agnostic - you can use it with any framework for building agents.

This code generator creates FastAPI app from an openapi file.

Zero-boilerplate REST API framework for PHP 8+. Auto-generates routes, docs, validation.

Precision documentation from OpenAPI, MCP, Doxygen, and Markdown guides. Static HTML you own.

CATS is a REST API Fuzzer and negative testing tool for OpenAPI endpoints. CATS automatically generates, runs and reports tests with minimum configuration and no coding effort. Tests are self-healing and do not require maintenance.

OpenAPI Diff and Breaking Changes

動漫花園 镜像站 | 动画 BT 资源聚合站 | 动画 BT 资源开放接口

Stop half-done APIs! Cherrybomb is a CLI tool that helps you avoid undefined user behaviour by auditing your API specifications, validating them and running API security tests.

A pluggable API specification generator. Currently supports the OpenAPI Specification (f.k.a. the Swagger specification)..

Swagger 2.0 and OpenAPI 3.0 parser/validator

not maintained anymore; use typed-openapi instead. Generate a zodios (typescript http client with zod validation) from an OpenAPI spec (json/yaml)

A plugin to help you easily edit Swagger and OpenAPI specification files inside IntelliJ IDEA

go-doudou（doudou pronounce /dəudəu/）is OpenAPI 3.0 (for REST) spec and Protobuf v3 (for grpc) based lightweight microservice framework. It supports monolith service application as well.

A lightweight Python web API framework.

Sweet web apis with Compojure & Swagger

vacuum is the worlds fastest and most versatile OpenAPI, AsyncAPI & JSON Schema linter, docs generator and toolkit. It tears through API specs at light speed. 100% compatible with Spectral rulesets, and OpenAPI 3.0, 3.1 and 3.2

The agent that turns websites into APIs!

The best way to create REST APIs - Generate RESTful APIs from your GraphQL Server

All NestJS + Zod utilities you need

Parse, Resolve, and Dereference JSON Schema $ref pointers in Node and browsers