JSPM

Command-line interface for Kubb, enabling easy generation of TypeScript, React-Query, Zod, and other code from OpenAPI specifications.

modern OpenAPI parser written in TypeScript

A library to process OpenAPI security definitions in parallel.

Sets default values in request properties according to defaults defined in openapi parameter lists.

TypeScript code generation plugin for Kubb, transforming OpenAPI schemas into TypeScript interfaces, types, and utility functions.

OpenAPI code generation tool with validation powered by io-ts

Jest matchers for asserting that HTTP responses satisfy an OpenAPI spec

openapi-io-ts core package

Middleware for generating OpenAPI/Swagger documentation for your Express app

Resolve OpenAPI Refs and/or convert Swagger 2.0 to OpenAPI

OpenAPI mock server server

generate a fastify configuration from an openapi specification

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

Fastify plugin for zod-openapi

OpenAPI plugin for Docusaurus.

Convert OpenAPI 3.0 or Swagger 2.0 definitions into aspida

Generate random mock data from OpenAPI descriptions for msw.

openapi-ts

OpenAPI theme for Docusaurus.

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

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

Runtime OpenAPI v3 spec generation for routing-controllers

Redoc for DocusaurusV2

This is just a sails hook for generating swagger documentation json

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

Generate JavaScript or TypeScript code from Swagger/OpenAPI specifications

oval: CLI for validating OpenAPI specification (OAS) documents

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

Generates OpenAPI doc based on JSDoc

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

Plugin for validating API schemas from API documentation

tRPC OpenAPI

Convert OData metadata document to OpenAPI (fka Swagger) format

An OpenAPI 3 codegen for Angular 7+

Generate SWR hooks from OpenAPI schemas

Node wrapper for Specmatic

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

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

A modern cli tool that auto generate typescript api code from swagger 2 and openapi 3

extract paths or operations from OpenAPI/Swagger definitions

Adds openapi snippets using openapi-snippet module in redoc style

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

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

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

Plugins for zodios

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

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

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

Generate zod schemas from Swagger OpenAPI specs

Typescript type generator for openapi-client-axios

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.

Generator swagger-ts

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

Generates express validators/routers/controllers in Typescript using an OpenAPI 3 spec.

Openapi for zodios

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

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

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

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

UI for OpenAPI files

React hooks for zodios

Generator swagger-zod

Zod integration with Fastify

Generator swagger

Swagger UI for CAP Services

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

Mock data generator for swagger api

OpenAPI preset for Docusaurus.

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

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

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

ZenStack plugin and runtime supporting OpenAPI

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

An OpenAPI plugin for Payload CMS

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

Express middleware to handle openapi security.

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

Starlight plugin to generate documentation from OpenAPI/Swagger specifications.

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

Fastify OpenAPI specification generator plugin

Validates embedded examples in OpenAPI-JSONs

AngularJS implementation of OpenAPI (aka Swagger) UI

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

OpenAPI Code Generator using TypeScript AST.

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

Generator swagger-client

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

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

a fast create webapp template cli, perfect engineering development experience, currently supported template presets include: - `react-ts` (React + TypeScript + Vite + Pnpm + Zustand + Openapi + Docker) - `vue-ts` (Vue 3 + TypeScript + Vite + Pnpm + Pinia

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

Generates DTO and Entity classes from Prisma Schema for NestJS

Casting JS objects to correct types using JSON schemas

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 HTTP client using TypeScript native compiler

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

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

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

Convert OpenAPI format to Markdown

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

Generate beautiful static API documentation from OpenAPI/Swagger 2.0 specifications

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

Generator swagger-tanstack-query

Convert protobuf to swagger open api v2, v3 JSON

Convert a HAR object to an OpenAPI object

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

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

GitLab Code Quality generator for IBM's OpenAPI Validator.

A command-line interface tool for AgentLang

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

Middleware for generating OpenAPI/Swagger documentation for your Express app

A spectral ruleset to enforce the AWS API Gateway Important Notes

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

Express Zod OpenAPI

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

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

A module for Nuxt.js to generate pages from OpenAPI specifications

A command-line interface to work with OpenAPI files

Generate TypeScript types from OpenAPI 3.0 specs.

Generates schemas and types from OpenAPI specifications

Convert a given OpenAPI specification to Postman Collection v2.0

Generate ES6 or TypeScript service integration code from an OpenAPI spec.

Auto-Generate OpenAPI specifications from Typescript decorators

A Zod Schema for OpenAPI Schemas v3.X.X

Convert OpenAPI V3 to Swagger V2 file compatible with GCP cloud endpoint

OpenAPI v3 parser

An OpenAPI 3 codegen for Angular 7+

Express middleware for openapi parameter validation.

OpenAPI 3.0 CodeGen

A tool to create MCP compliant tools from an OpenAPI Spec

NestJS ReDoc (Swagger UI Alternative)

Build swagger-compliant REST APIs using TypeScript and Node

Build swagger-compliant REST APIs using TypeScript and Node

tuya openapi nodejs sdk

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

Executable English for Software Testing and more

Express middelware to set openapi parameter defaults in request properties.

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.

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

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

tRPC OpenAPI

Transforms OpenAPI Schemas to other formats like MarkDown and PlantUML

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

Generate OpenAPI 3.0 spec from TypeScript code.

Fetch integration for browsers - Create TypeScript APIs that reflect OpenAPI 3.x perfectly.

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

Auto generate openapi(swagger) scheme for molecular

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

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

kubevirt OpenAPI automation for TypeScript

A NestJS Frontend for your OpenAPI Specs powered by ReDoc

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

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

Generate VitePress API Documentation from OpenAPI Specification.

Generate TypeScript REST client code from an OpenAPI spec

Agentic AI Library specialized in LLM Function Calling

OpenAI LLM function schema from OpenAPI (Swagger) document

<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.

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

An OpenAPI 3 codegen for Angular 12+

A mock server based in Open API Specification

Add SwaggerUI to your AWS Apigateway RestApi

OpenAPI 2/3 transformer & codegen

Modular OpenAPI code generator written in TypeScript and Node.js

Modern OpenAPI types

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

Generate Express or Restify route handlers from a Swagger specification

WunderGraph SDK

OpenAPI to JSON schema generator with TypeScript in mind

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

Generate modern TypeScript types from REST APIs

generate a fastify configuration from an openapi specification

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

OpenAPI dereference

Generates an Angular ReactiveForm from a Swagger or OpenAPI definition

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

Base for microservices around OpenAPI/Swagger

Get the dependencies of reference in openapi.

Codegeneration from OAS3 to TypeScript

OpenAPI / AsyncAPI validator

Validate OpenApi specifications against their JSON schema

Simple typed OpenAPI client generator

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

Create a JavaScript SDK from an OpenAPI 3 definition

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.

Create plain Markdown from OpenAPI documents (for LLMs)

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

NestJS helper to easily use Zod with OpenAPI

OpenAPI example specification in YAML and JSON

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

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

Finds changes between two OpenAPI schemas

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

Get an OpenAPI 3.0 spec out of a graphql Schema

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

Posthog openapi client

Generates express mock-servers from OpenAPI specs

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

Create Zuplo API with one command

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

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

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

A command line tool for the openapi enforcer libraries

Extension for @codegena/oapi3ts: Angular services for work with REST API

Test-driven documentation for RESTful services

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

Generator mcp

CLI Application API for codegeneration from OAS3

typescript project meta analysis

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

A utility library that converts OpenAPI JSON schemas into Zod schemas

Generator swagger-faker

opena

Express middleware for openapi response validation.

OpenAPI request, parameters, headers and response validator methods

More modern openAPI generating solution for alova.js

Express middleware to coerce request properties according to an openapi parameter list.

Runtime Swagger v2 / OpenAPI v2 specification generation for routing-controllers

Generator swagger-msw

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.

parse OpenAPI specs

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

express openapi middleware validator

React component to view the difference between two Json based API documents

A library that simplifies Swagger integrations.

Generate typescript with ajv validation based on openapi schemas

Jest/Vitest matcher for asserting valid OpenAPI definitions

auto-generation of angular services by Swagger / OpenAPI declaration

A tool to construct a yaml document from smaller yaml documents

Joi converter to openapi 3.0 standard

Generates DTO and Entity classes from Prisma Schema for NestJS

Convert typescript types to openapi spec compliant json

Swagger-UI + Cloud TypeScript Editor

An OpenAPI Specification (formerly Swagger) Client Generator. It uses templates written in Handlebars to generate a client code base in various languages.

an editor which is tailored to write OpenAPI spec

tRPC OpenAPI

Utility for generate documentation of API like project.

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

An opinionated framework for building configuration driven services - web, api, or job. Uses swagger, pino logging, express, confit, Typescript and Jest.

A TypeScript abstraction over Axios for typed requests generated from OpenAPI (Swagger) schemas using openapi-typescript.

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

Generate TypeScript types from Swagger OpenAPI specs suitable for hosting express services

Shared code across different implementations of Atlassian API Clients.

Universal type-safe API integration library for modern web applications

Agentic AI Library specialized in LLM Function Calling

Generates strongly type nock methods for your API based on Swagger/OpenAPI definition