JSPM

An OpenAPI v3.0 development workflow assistant

Runtime OpenAPI v3 spec generation for routing-controllers

Middleware for generating OpenAPI/Swagger documentation for your Express app

Generate JavaScript or TypeScript code from Swagger/OpenAPI specifications

API Telemetry and APM. Trace API calls and Monitor API performance, health and usage statistics in Node.js Microservices, based on express routes and Swagger (Open API) specification

tRPC OpenAPI

Fastify plugin for zod-openapi

Generate random mock data from OpenAPI descriptions for msw.

Validate openapi documents.

Redoc for DocusaurusV2

Zod schema generator plugin for Kubb, creating type-safe validation schemas from OpenAPI specifications for runtime data validation.

OpenAPI/ Swagger / AsyncAPI / Semoasa definition to Slate / Shins compatible markdown

Generate SWR hooks from OpenAPI schemas

OpenAPI's JsonSchema validator, Powered by Ajv

Express middleware to validate request based on an OpenAPI 3 document

API client generator plugin for Kubb, creating type-safe HTTP clients (Axios, Fetch) from OpenAPI specifications for making API requests.

React Query hooks generator plugin for Kubb, creating type-safe API client hooks from OpenAPI specifications for React applications.

Filter internal paths, operations, parameters, schemas etc from OpenAPI/Swagger definitions

Plugin for validating API schemas from API documentation

Make your HTTP APIs better, faster, stronger, whether they are still being designed (API Design-First) or your organization has flopped various mismatched APIs into production and now you're thinking some consistency would be nice. Using Spectral and Open

Port OpenAPI Spec to Postman Collection, with contract & variation tests included

Fast input validation middleware using OpenAPI 2.0 (formerly Swagger) and 3.0 definitions file and ajv

Conversion library for transforming Mongoose schema objects into Swagger schema definitions.

Library for validating, parsing, and formatting data against open api schemas.

This is a package that lets you deal with the Atlassian flavour of the OpenAPI 3.0 specification.

Plugins for zodios

Connect Express route controllers to restful paths using a Swagger 2 or OpenAPI 3 definition file

A Typescript framework to help you get an API server up and running with I/O schema validation and custom middlewares in minutes.

Use Chai to assert that HTTP responses satisfy an OpenAPI spec

Generator swagger-zod

Forked and patched version of oazapfts, an OpenApi TypeScript client generator

Your documentation is only as useful as the quality of the information you've provided, so make sure you're taking full advantage of the features OpenAPI has to offer.

OpenAPI mock server server

Generator swagger-ts

The base package can be used to import specification files (i.e. HAR, OAS and Postman Collection) and detect their type.

Typescript type generator for openapi-client-axios

The Bump CLI is used to interact with your API documentation hosted on Bump.sh by using the API of developers.bump.sh

Openapi for zodios

OpenAPI preset for Docusaurus.

NestJS AsyncAPI module - generate documentation of your event-based services using decorators

Generator swagger

ZenStack plugin and runtime supporting OpenAPI

React hooks for zodios

Zod integration with Fastify

Swagger UI for CAP Services

Mock Service Worker (MSW) handlers generator plugin for Kubb, creating API mocks from OpenAPI specifications for frontend development and testing.

Convert Sequelize models into various JSON Schema variants (using the Strategy Pattern)

Validates embedded examples in OpenAPI-JSONs

Faker.js data generator plugin for Kubb, creating realistic mock data from OpenAPI specifications for development and testing.

OpenAPI schema generator and validator for Cloudflare Workers

Easily generate API client's SDK — organize and simplify API Requests.

API Telemetry and APM. Trace API calls and Monitor API performance, health and usage statistics in Node.js Microservices, based on express routes and Swagger (Open API) specification

OpenAPI Code Generator using TypeScript AST.

Casting JS objects to correct types using JSON schemas

Starlight plugin to generate documentation from OpenAPI/Swagger specifications.

A Typescript JSON Schema library that creates a schema and its type at the same time

Generates DTO and Entity classes from Prisma Schema for NestJS

OpenAPI client for React, providing type-safe requests and dynamic TanStack Query React Hooks via a modular, Proxy-based architecture.

Automatically validate API requests and responses with OpenAPI 3.

There's no one right way to version, but there's a lot of objectively bad ways you want to avoid.

Utility to convert OpenAPI v3 specifications to Typescript using TypeScript native compiler

Generates react-query hooks for your API based on Swagger/OpenAPI definition

Fastify OpenAPI specification generator plugin

Utility to convert OpenAPI v3 specifications to Typescript HTTP client using TypeScript native compiler

Enrich OpenAPI 3.0 JSON with code snippets (``x-codeSamples``)

Generator swagger-client

CLI for generating typed TanStack Query React Hooks and services from OpenAPI Document, improving type safety in React apps

Shins Is Not Slate

Convert OpenAPI format to Markdown

Utility to convert specifications (Open API, JSON Schemas) to TypeScript using TypeScript native compiler

Open API Resolver - Javascript library to connect to parse and resolve openapi-enabled APIs via browser or nodejs

tRPC OpenAPI

GitLab Code Quality generator for IBM's OpenAPI Validator.

Convert protobuf to swagger open api v2, v3 JSON

Convert a HAR object to an OpenAPI object

The missing CLI for beautiful, interactive API docs powered by with Stoplight Elements

An SDK for the moov-io/ach REST API, generated by `openapi-generator`

A spectral ruleset to enforce the AWS API Gateway Important Notes

Generate zero-overhead, 100% typed OpenAPI clients for Nuxt.

Yet another CLI tool for merging multiple OpenAPI files into a single file.

extract paths or operations from OpenAPI/Swagger definitions

Generator swagger-tanstack-query

Generate React Query hooks, SWR hooks, Axios requests and Typescript types from OpenAPI files

Node wrapper for Specmatic

Generate the diff between two API specifications (OpenAPI, AsyncAPI, GraphApi, JsonSchema)

Transform OpenAPI specifications into TypeScript, React-Query, Zod, Faker.js, MSW and more with a plugin-based code generation tool.

Convert a given OpenAPI specification to Postman Collection v2.0

OpenAPI/ Swagger / AsyncAPI / Semoasa definition to Slate / Shins compatible markdown

An OpenAPI plugin for Payload CMS

Express Zod OpenAPI

Securely connect to any API with a server proxy and generated composables

Add SwaggerUI to your AWS Apigateway RestApi

OpenAPI 3.0 CodeGen

Middleware for generating OpenAPI/Swagger documentation for your Express app

JSDoc Comments for the OpenApi Specification

Build swagger-compliant REST APIs using TypeScript and Node

Build swagger-compliant REST APIs using TypeScript and Node

SWR hooks generator plugin for Kubb, creating type-safe data fetching hooks from OpenAPI specifications for React and Next.js applications.

Auto-Generate OpenAPI specifications from Typescript decorators

A command-line interface to work with OpenAPI files

OpenAPI v3 parser

Validate an OpenAPI/Swagger API specification using the swagger.io online validator.

Generate OpenAPI 3.0 spec from TypeScript code.

An express middleware that makes it easy to write web services that follow an Open API specification.

NestJS ReDoc (Swagger UI Alternative)

tuya openapi nodejs sdk

An openapi json generator based on joi information about APIs that will help you to maintain your API documentation up to date.

Auto generate openapi(swagger) scheme for molecular

Generate VitePress API Documentation from OpenAPI Specification.

Light weight JSON Schema $ref resolver. Expands a JSON Schema by resolving `$ref` references from a mapping of definitions. Does not handle remote references. Has comprehensive unit tests and no dependencies.

Modern OpenAPI types

openapi-ts

Generate json schema from yaml (swagger, openapi, asyncapi)

WunderGraph SDK

根据openapi文档生成请求客户端

Koas serializer converts a response body to the negotiated response format.

OpenAPI to JSON schema generator with TypeScript in mind

kubevirt OpenAPI automation for TypeScript

A NestJS Frontend for your OpenAPI Specs powered by ReDoc

Generate an OpenAPI spec from your tRPC server, in one line of code

Finds changes between two OpenAPI schemas

OpenAPI / AsyncAPI validator

Generate TypeScript REST client code from an OpenAPI spec

Get an OpenAPI 3.0 spec out of a graphql Schema

A CLI tool to transform Swagger/OpenAPI/AsyncAPI docs to beautiful HTML pages via Shins/Widdershins

Swagger 2.0 and OpenAPI 3.0 parser and validator for Node and browsers

An OpenAPI Generator Plus template for a TypeScript API client using Fetch

Base for microservices around OpenAPI/Swagger

A mock server based in Open API Specification

Design-driven apis with OpenAPI (formerly Swagger) 2.0 and hapi.

Agentic AI Library specialized in LLM Function Calling

OpenAPI example specification in YAML and JSON

[](https://www.npmjs.com/package/vitest-openapi) [](https://github.com/yutak23/vitest-openapi/actions/workflows/

OpenAPI dereference

Koas parameters attempts to coerce path and query parameters to the type specified in their respective JSON schema.

Koas body parser parses and validates request bodies based on the current operation.

<img src="https://raw.githubusercontent.com/tuplescompany/crumbjs/refs/heads/main/logo/crumbjs.png" alt="CrumbJS Logo" width="200"/> - The tasty way to build fast apis.

> [Koa][] + [OpenAPI Specification][] = Koas

OpenAI LLM function schema from OpenAPI (Swagger) document

Javascript SDK for Sensible, the developer-first platform for extracting structured data from documents so that you can build document-automation features into your SaaS products

Generates express mock-servers from OpenAPI specs

[](https://npmjs.org/package/@standard-community/standard-openapi "View this project on NPM") [![npm downloads](https://img.shields.io/npm/dm/@standard-community/standard

A command line tool for the openapi enforcer libraries

Modular OpenAPI code generator written in TypeScript and Node.js

Generator mcp

Create plain Markdown from OpenAPI documents (for LLMs)

Generator swagger-faker

Get the dependencies of reference in openapi.

API Telemetry and APM. Trace API calls and Monitor API performance, health and usage statistics in Node.js Microservices, based on express routes and Swagger (Open API) specification

Generator swagger-msw

Create Zuplo API with one command

Generates an Angular ReactiveForm from a Swagger or OpenAPI definition

generate a fastify configuration from an openapi specification

NestJS helper to easily use Zod with OpenAPI

Tool for generating typescript wrappers around generated code from [OpenAPI Generator](https://openapi-generator.tech/)

Simple typed OpenAPI client generator

Automatically generate OpenAPI 3.0 documentation from Next.js projects, with support for Zod schemas and TypeScript types.

Koas spec handler exposes the Open API document as a JSON API call.

A Node.js module for cleaning OpenAPI documents by removing unused components, reducing file size and improving readability.

Validate OpenApi specifications against their JSON schema

joi-to-swagger ==============

Generates OpenAPI doc based on JSDoc

Generate Angular services and TypeScript types from OpenAPI/Swagger specifications

Koas Swagger UI serves Swagger UI. This requires the `specURL` variable to have been set on the `ctx.openApi` object. Typically this is done by combining it with [`koas-spec-handler`][].

Koas operations maps operation IDs to Koa controller functions.

Koas status code automatically sets the response status code based on the success status code specified in the Open API object.

A library that simplifies Swagger integrations.

This is just a sails hook for generating swagger documentation json

从 Apifox 导出 Swagger/OpenAPI 文档并生成 TypeScript 类型定义的工具

Test-driven documentation for RESTful services

Adds openapi snippets using openapi-snippet module in redoc style

Posthog openapi client

Koas security checks if a request matches the security requirement of an operation. For example, given the following partial OpenAPI document:

Generate typescript with ajv validation based on openapi schemas

oval: CLI for validating OpenAPI specification (OAS) documents

Convert typescript types to openapi spec compliant json

Vue Query hooks generator plugin for Kubb, creating type-safe API client hooks from OpenAPI specifications for Vue.js applications.

Docker API client automatically generated from the main Docker repository using swagger-codegen and the typescript-fetch language target

Convert OData metadata document to OpenAPI (fka Swagger) format

Generates DTO and Entity classes from Prisma Schema for NestJS

Enables easy implementions of OpenAPI REST APIs in TypeScript with full typings of schemas and operations.

Joi converter to openapi 3.0 standard

joi-to-swagger ==============

Repzo TypeScript SDK

A tool to create MCP compliant tools from an OpenAPI Spec

OpenAPI request, parameters, headers and response validator methods

More modern openAPI generating solution for alova.js

parse OpenAPI specs

🕷️ Weaver CLI - Generador completo de arquitectura Clean Architecture con parser OpenAPI avanzado para entidades CRUD y flujos de negocio complejos

Starlight plugin to generate documentation from OpenAPI/Swagger specifications + RapiDoc..

An extension for Azure Functions V4 that provides support for exporting OpenAPI spec files from annotated Azure Functions.

Generate zod schemas from Swagger OpenAPI specs

express openapi middleware validator

UI for OpenAPI files

HAL (HTTP API Layer) - An MCP server that provides HTTP API capabilities to Large Language Models with OpenAPI/Swagger integration

Swagger UI for FoalTS

Agentic AI Library specialized in LLM Function Calling

Generic OpenAPI → MCP tool server with n8n integration and CLI utilities

A Zod Schema for OpenAPI Schemas v3.X.X

Generate OpenAPI specifications on Adonis

Remove the useless components and paths of openapi document.

Swagger-UI + Cloud TypeScript Editor

An OpenAPI 3.x/Swagger 2 code generator for Node.js

Library that generates Typescript clients based on the OpenAPI specification.

MCP server that connects to the GoLogin API

Structure-focused web scraper optimized for LLMs for use with MCP with minimal console output. Configure output directory with PRYSM_OUTPUT_DIR environment variable.

TypeScript types for Imposter scripts.

Automatically generate OpenAPI specifications from opinionated Typescript types.

TypeScript types for the OpenAPI Specification

`koa-x-router` is a library that extends the functionality of `koa-router` by providing validation and automatic API documentation features. It simplifies the process of defining routes, validating request data, and generating API documentation.

OpenAPI-first express controllers

an editor which is tailored to write OpenAPI spec

Programmatically builds an Open API (Swagger 2.0) document as an Express endpoint so that the documentation and source can live together in one place. It is like annotating an Express endpoint. Later, the API can be bound to Express.

Generates MCP server code from OpenAPI specifications

Code your openapi specifications using a fluent interface that integrates seamlessly with fluent-json-schema

Swagger2/OpenAPI3/Apifox to TypeScript/JavaScript, request client(support any client), request mock service, enum and enum translation, react-query/vue-query, type field label, JSON Schemas

TypeScript client for Holaspirit API generated using openapi-fetch

OpenAPI/ Swagger / AsyncAPI / Semoasa definition to Slate / Shins compatible markdown

OpenApi TypeScript client generator

Shared code across different implementations of Atlassian API Clients.

A tool to merge numerous OpenAPI files into a single openapi definition.

Generate OpenAPI/Swagger documentation from your Jest API tests

tRPC OpenAPI

ES6 Map like Async API, with Swagger API Backend Support.

Beautiful Open / Async Template System - Write less yaml with BOATS and Nunjucks.

Jest/Vitest matcher for asserting valid OpenAPI definitions

Cypress test generator plugin for Kubb, creating end-to-end tests from OpenAPI specifications for automated API testing.

Confluence API Client based on OpenAPI Schema from Atlassian.

Svelte Query hooks generator plugin for Kubb, creating type-safe API client hooks from OpenAPI specifications for Svelte applications.

Typescript API client with axios

Enables easy implementions of OpenAPI REST APIs in TypeScript with full typings of schemas and operations.

Check the sensitivity of your JSON Schema (including OpenAPI!) documents

Mock data generator for swagger api

Utilities for building StackQL providers from OpenAPI specifications.

An SDK that provides auto-generated fetch functions and types for interacting with WeGroup 's APIs, based on the OpenAPI specification file.

a Next.js plugin to generate OpenAPI documentation from route handlers

OpenAPI client for @veeroute/lss-studio-angular

a Next.js plugin to generate OpenAPI documentation from route handlers

HTTP Resource plugin for ng-openapi - Angular HTTP utilities with caching and state management

**NOTE:** This CLI tool is primarily designed for use within our organization. The generated code output aligns with our internal template. If you are using this tool without our internal template, make sure to use it in **standalone** mode.

Swagger 2.0 and OpenAPI 3.0/3.1 parser and validator for Node and browsers

JSON Schema builder and validator for TypeScript with static type inference, Hono middleware for OpenAPI generation and validation, and MCP server/client implementation. Lightweight, dependency-free, and built on Web Standards.

Hono Takibi is a CLI tool that generates Hono routes from OpenAPI specifications.

Automatically validate API requests with OpenAPI 3 and Koa.

A library that simplifies Swagger integrations.

A forked library that simplifies OpenAPI integrations.

A simple plugin for Fastify that generates OpenAPI spec automatically.

MCP server for managing spec workflow (requirements, design, implementation)