Free swagger.io AlternativesDocumentation Generators and other similar apps like swagger.io

The best free alternative to swagger.io is Doxygen, which is also Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to swagger.io and many of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to swagger.io are ArdorQuery, Treblle, Slate API Docs Generator and Redocly.

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swagger.io alternatives are mainly Documentation Generators but may also be API Clients or HTTP Clients.  Filter by these or use the filter bar below if you want a narrower list of alternatives or looking for a specific functionality of swagger.io.
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Swagger is an open source RESTapi Documentation Tool.

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swagger.io alternatives page was last updated Sep 17, 2024
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  1. Doxygen icon
    Doxygen icon

    Doxygen

     51 likes
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    Doxygen is a tool for generating documentation from annotated C++ sources, as well as other popular programming languages like C, Objective-C, C#, PHP, Java, Python, IDL (CORBA, Microsoft, and UNO/OpenOffice flavors), Fortran, VHDL, Tcl, and to some extent D.

    34 Doxygen alternatives
    Doxygen screenshot 1

    License model

    • Free • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Haiku
    Doxygen screenshot 1
    Doxygen iconswagger.io Icon

    Doxygen VS swagger.io

    Is Doxygen a good alternative to swagger.io?
     

    • Doxygen is the most popular Windows, Mac & Linux alternative to swagger.io.

    • Doxygen is the most popular Open Source & free alternative to swagger.io.

    • Doxygen is Free and Open Sourceswagger.io is also Free and Open Source
  2. ArdorQuery icon
    ArdorQuery icon

    ArdorQuery

     Like this app
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    ArdorQuery is a cross-platform tool for performing any HTTP(S) endpoints like REST API, HTML, Images, GraphQL, OData etc.

    51 ArdorQuery alternatives
    ArdorQuery screenshot 1

    License model

    • Free • Open Source

    Application types

    Platforms

    • Mac
    • Linux
    • Flathub

    ArdorQuery Features

    1.  REST API
    2.  QA Automation
    ArdorQuery iconswagger.io Icon

    ArdorQuery VS swagger.io

    Is ArdorQuery a good alternative to swagger.io?
     
  4. Treblle icon
    Treblle icon

    Treblle

     2 likes
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    Treblle is an all-in-one platform for the entire API lifecycle that helps engineering and product teams build, ship, and maintain rest-based APIs faster. A very intuitive UI gives value, especially to teams that have APIs as a product.

    56 Treblle alternatives
    Treblle screenshot 1

    License model

    • Freemium • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Software as a Service (SaaS)
    Treblle screenshot 1
    Treblle screenshot 2
    +2
    Treblle screenshot 3

    Properties

    1.  Lightweight

    Features

    1.  API Management
    2.  Application & API Monitoring
    3.  Logging
    4.  Requests monitoring
    5.  Performance Monitoring
    6.  REST API
    Treblle iconswagger.io Icon

    Treblle VS swagger.io

    Is Treblle a good alternative to swagger.io?
     

    • Treblle is the most popular Web-based, Android, iPhone, iPad, SaaS & Android Tablet alternative to swagger.io.

    • Treblle is Freemium and Proprietaryswagger.io is Free and Open Source
    • Treblle is Lightweightswagger.io is not according to our users
  5. Slate API Docs Generator icon
    Slate API Docs Generator icon

    Slate API Docs Generator

     20 likes
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    Create beautiful, intelligent, responsive API documentation.

    29 Slate API Docs Generator alternatives
    Slate API Docs Generator screenshot 1

    License model

    • Free • Open Source

    Application type

    Platforms

    • Mac
    • Linux
    • Self-Hosted
    Slate API Docs Generator iconswagger.io Icon

    Slate API Docs Generator VS swagger.io

    Is this a good alternative to swagger.io?
     

    • Slate API Docs Generator is the most popular Self-Hosted alternative to swagger.io.

    • Slate API Docs Generator is Free and Open Sourceswagger.io is also Free and Open Source
  6. Redocly icon
    Redocly icon

    Redocly

     5 likes
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    OpenAPI/Swagger-generated API Reference Documentation.

    14 Redocly alternatives
    Redocly screenshot 1

    License model

    • Free • Open Source

    Platforms

    • Online
    • Self-Hosted

    Redocly Features

    1.  Open API
    Redocly screenshot 1
    Redocly screenshot 2
    +1
    Redocly screenshot 3
    Redocly iconswagger.io Icon

    Redocly VS swagger.io

    Is Redocly a good alternative to swagger.io?
     
  7. API Tester icon
    API Tester icon

    API Tester

     5 likes
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    API Tester is the first mobile app to test any type of API on the go. Test REST, GraphQL, WebSocket, SOAP, JSON RPC, XML, HTTP, and HTTPS APIs completely for free, on iOS or Android.

    49 API Tester alternatives
    Test any type of API
    Construct complex requests
    +3
    Import collections

    License model

    • Free • Proprietary

    Application types

    Platforms

    • Mac
    • Android
    • iPhone
    • Android Tablet
    • HUAWEI AppGallery
    • iPad

    API Tester Features

    1.  REST API
    2.  API Testing
    3.  Websocket testing
    4.  GraphQL API
    5.  Command line interface
    6.  API Management
    API Tester iconswagger.io Icon

    API Tester VS swagger.io

    Is API Tester a good alternative to swagger.io?
     

  9. spring-restdocs

     1 like
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    This tool generates document for Restful Api from SpringMVC test, assembling asciidoc.

    3 spring-restdocs alternatives

    License model

    • Free • Open Source

    Application type

    Platforms

    • Online

    spring-restdocs Features

    1.  REST API
    swagger.io Icon

    spring-restdocs VS swagger.io

    Is spring-restdocs a good alternative to swagger.io?
     
  10. Magidoc icon
    Magidoc icon

    Magidoc

     1 like
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    Magidoc is a free open source software that can help you generate reference documentation for any GraphQL API.

    4 Magidoc alternatives
    A distinct page is generated for each query, mutation, subscription and type of you API.

    License model

    • Free • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online

    Magidoc Features

    1.  Support for MarkDown
    2.  Live Preview
    3.  GraphQL
    Auto-generated queries, variables and response. This helps your users understand very well how they can query everything they may need.
    An example of query reference.
    +1
    Support for custom content through advanced markdown syntax. You can structure the documentation website how you want.
    Magidoc iconswagger.io Icon

    Magidoc VS swagger.io

    Is Magidoc a good alternative to swagger.io?
     
  11. RAML icon
    RAML icon

    RAML

     3 likes
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    RESTful API Modeling Language (RAML) is a human and machine-readable language for RESTful APIs to simplify the design process.

    3 RAML alternatives
    RAML screenshot 1

    License model

    • Free • Open Source

    Platforms

    • Self-Hosted

    RAML Features

    1.  REST API
    RAML iconswagger.io Icon

    RAML VS swagger.io

    Is RAML a good alternative to swagger.io?
     
  12. dAPI icon
    dAPI icon

    dAPI

     1 like
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    Node.js/JavaScript Dojo API viewer and static API viewer document generator.

    13 dAPI alternatives

    License model

    • Free • Open Source

    Platforms

    • Self-Hosted
    dAPI iconswagger.io Icon

    dAPI VS swagger.io

    Is dAPI a good alternative to swagger.io?
     
  13. SwaggerGo icon
    SwaggerGo icon

    SwaggerGo

     1 like
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    The simple way for share your interactive API documentation.

    SwaggerGo! is a zero configuration tool based on Swagger UI. Automatic CORS support, you don't need to change anything in your server configuration.

    7 SwaggerGo alternatives
    SwaggerGo screenshot 1

    License model

    • Free Personal • Proprietary

    Application type

    Platforms

    • Online
    SwaggerGo screenshot 1
    Discontinued

    Seems to be dead. URL is not working, last update on twitter was in 2015.

    SwaggerGo iconswagger.io Icon

    SwaggerGo VS swagger.io

    Is SwaggerGo a good alternative to swagger.io?
     
  14. Bump.sh icon
    Bump.sh icon

    Bump.sh

     2 likes
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    Bump.sh helps you build a branded single source of truth, cataloging all your APIs. We’ve created the reference point for developers and product managers consuming and building APIs, no matter which technology they rely on (OpenAPI, AsyncAPI, and more soon).

    11 Bump.sh alternatives
    Bump.sh screenshot 1

    License model

    • Freemium • Proprietary

    Application type

    Platforms

    • Software as a Service (SaaS)
    Bump.sh screenshot 1
    Bump.sh screenshot 2
    +2
    Bump.sh screenshot 3

    Bump.sh Features

    1.  Command line interface
    2.  Support for MarkDown
    3.  Change Management
    4.  OpenAPI integration
    5.  Catalog
    6.  Open API
    7.  API Management
    8.  REST API
    Bump.sh iconswagger.io Icon

    Bump.sh VS swagger.io

    Is Bump.sh a good alternative to swagger.io?
     
12 of 23 swagger.io alternatives