Top 12 Open-Source Alternatives to Swagger UI

Swagger UI

Swagger UI is a dependency-free collection of HTML, Javascript, and CSS assets that dynamically generate beautiful documentation from a Swag.

(0 reviews)

Post a review

Visit website Alternatives Status Page

Verify Swagger UI Edit

Product categories

API API Clients API Design API Management API Testing API Tools APIs Developer Tools Development Documentation Documentation As A Service & Tools Knowledge Base

Summary

The top open-source alternatives to Swagger UI are Postman, swagger.io, and Insomnia REST. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Postman Landing Page
1

Postman

The Collaboration Platform for API Development
Pricing:
- Open Source
#API Tools #Developer Tools #APIs 30 social mentions
swagger.io Landing Page
2

swagger.io

Swagger is an open source RESTapi Documentation Tool.
Pricing:
- Open Source
#API Tools #Documentation As A Service & Tools #APIs 95 social mentions
Insomnia REST Landing Page
3

Insomnia REST

Design, debug, test, and mock APIs locally, on Git, or cloud. Build better APIs collaboratively for the most popular protocols with a dev‑friendly UI, built-in automation, and an extensible plugin ecosystem.
Pricing:
- Open Source
#API #API Tools #Developer Tools 129 social mentions
JSDoc Landing Page
4

JSDoc

An API documentation generator for JavaScript.
Pricing:
- Open Source
#Developer Tools #Documentation As A Service & Tools #Development 54 social mentions
Docusaurus Landing Page
5

Docusaurus

Easy to maintain open source documentation websites
Pricing:
- Open Source
#Static Site Generators #Knowledge Base #Documentation As A Service & Tools 210 social mentions
GitBook Landing Page
6

GitBook

Modern Publishing, Simply taking your books from ideas to finished, polished books.
Pricing:
- Open Source
#Knowledge Management #Knowledge Base #Internal Knowledgebase 5 social mentions
StopLight Landing Page
7

StopLight

Stoplight is an API Design, Development, and Documentation platform that enables consistency, reusability, and quality in your API lifecycle, all with an easy, enjoyable developer experience.
Pricing:
- Open Source
- Freemium
- Free Trial
#API #API Tools #API Management 30 social mentions
DreamFactory Landing Page
8

DreamFactory

DreamFactory is an API management platform used to generate, secure, document, and extend APIs.
Pricing:
- Open Source
- Freemium
- Free Trial
#API Tools #Monitoring Tools #Rapid Application Development 1 social mentions
OpenAPI Generator Landing Page
9

OpenAPI Generator

OpenAPI Generator enables you to generate documentation, clients, and servers from OpenAPI 2.0/3.x documents without hassle.
Pricing:
- Open Source
#Tool #Online Services #Development 42 social mentions
Compodoc Landing Page
10

Compodoc

The missing documentation tool for your Angular application
Pricing:
- Open Source
#Knowledge Base #Documentation As A Service & Tools #Development 11 social mentions
TypeDoc Landing Page
11

TypeDoc

A documentation generator for TypeScript projects
Pricing:
- Open Source
#Knowledge Base #Documentation As A Service & Tools #Development 15 social mentions
FastAPI Landing Page
12

FastAPI

FastAPI is an Open Source, modern, fast (high-performance), web framework for building APIs with Python 3.6+ based on standard Python type hints.
Pricing:
- Open Source
- Free
#API Tools #Web Frameworks #Developer Tools 286 social mentions