Redocly / redoc

📘 OpenAPI/Swagger-generated API Reference Documentation

stoplightio / spectral

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.

scalar / scalar

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

mockoon / mockoon

Mockoon is the easiest and quickest way to run mock APIs locally. No remote deployment, no account required, open source.

openapi-ts / openapi-typescript

Generate TypeScript types from OpenAPI 3 specs

stoplightio / prism

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

stoplightio / elements

Build beautiful, interactive API Docs with embeddable React or Web Components, powered by OpenAPI and Markdown.

OpenAPITools / openapi-generator-cli

A node package wrapper for https://github.com/OpenAPITools/openapi-generator

VoidenHQ / voiden

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.

asteasolutions / zod-to-openapi

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

Redocly / redocly-cli

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

sourcey / sourcey

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

cdimascio / express-openapi-validator

🦋 Auto-validates api requests, responses, and securities using ExpressJS and an OpenAPI 3.1.x or 3.0.x specification

apisyouwonthate / openapi.tools

The most comprehensive collection of quality OpenAPI tooling, curated by Phil Sturgeon and the team at APIs You Won't Hate.

cloudflare / chanfana

OpenAPI 3 and 3.1 schema generator and validator for Hono, itty-router and more!

zuplo / zudoku

Framework for building high quality, interactive API documentation.

airtasker / spot

Spot is a concise, developer-friendly way to describe your API contract.

metadevpro / openapi3-ts

TS Model & utils for creating and exposing OpenAPI 3.x contracts.