RESTer AlternativesAPI & HTTP Clients like RESTer

RESTer is described as 'A REST client for almost any web service (Firefox and Chrome extension)' and is a API Client in the web browsers category. There are more than 50 alternatives to RESTer for a variety of platforms, including Mac, Linux, Windows, Web-based and Flathub apps. The best RESTer alternative is Postman, which is free. Other great apps like RESTer are Insomnia REST Client, Yaak, Hoppscotch and HTTPie for Terminal.

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Alternatives list

  1. Postman icon

    Postman

     177 likes
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    Postman is a collaborative platform for API development that provides extensive tools for designing, testing, and documenting APIs. It allows API verification through requests, automated testing via Collection Runner, and offers both free and paid plans, catering to individuals and teams.

    89 Postman alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Chrome OS
    • Google Chrome
    • Flathub
    • Flatpak
    • Snapcraft
    Postman screenshot 1
     

    • Postman is the most popular Web-based, Windows, Mac & Linux alternative to RESTer.

    • Postman is the most popular free alternative to RESTer.

    • Postman is Freemium and ProprietaryRESTer is Free and Open Source
  2. Insomnia REST Client icon

    Insomnia REST Client

     145 likes
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    A powerful REST API Client with cookie management, environment variables, code generation, and authentication for Mac, Window, and Linux.

    82 Insomnia REST Client alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • Flatpak
    Specify URL, payload, headers, and authorization all in one place. Then just hit send.
     

    • Insomnia REST Client is the most popular Open Source alternative to RESTer.

    • Insomnia REST Client is Freemium and Open SourceRESTer is Free and Open Source
    • Insomnia REST Client is LightweightRESTer is not according to our users
  4. Yaak icon

    Yaak

     18 likes
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    The API client for modern developers. Call REST, GraphQL, and gRPC APIs from a simple and intuitive app.

    65 Yaak alternatives

    Cost / License

    • Free Personal
    • Open Source (MIT)

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    Clean an minimal interface
     
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    NativeRest icon
    NativeRest

    Native desktop app for Windows offers high-performance REST and HTTP API testing, low memory and CPU use, custom methods, portable version, proxy support, multiple environments, code generation, multilingual interface, and import...

    https://nativesoft.com
    Learn More
  6. Hoppscotch icon

    Hoppscotch

     41 likes
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    Hoppscotch is an open-source API development ecosystem. It helps you create your requests faster, saving you precious time on your development.

    Cost / License

    • Free
    • Open Source (MIT)

    Application types

    Platforms

    • Online
    • Self-Hosted
    Hoppscotch screenshot 1
     

    • Hoppscotch is the most popular Self-Hosted alternative to RESTer.

    • Hoppscotch is Free and Open SourceRESTer is also Free and Open Source
    • Hoppscotch is LightweightRESTer is not according to our users
  7. HTTPie for Terminal icon

    HTTPie for Terminal

     57 likes
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    HTTPie (pronounced aitch-tee-tee-pie) is a command line HTTP client. Its goal is to make CLI interaction with web services as human-friendly as possible. It provides a simple http command that allows for sending arbitrary HTTP requests using a simple and natural syntax, and...

    35 HTTPie for Terminal alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Python
    • FreeBSD
    HTTPie for Terminal screenshot 1
     
  8. RapidAPI for Mac icon

    RapidAPI for Mac

     60 likes
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    RapidAPI for Mac (formerly Paw) is a full-featured HTTP client that lets you test and describe the APIs you build or consume. It has a beautiful native macOS interface to compose requests, inspect server responses, generate client code and export API definitions.

    Cost / License

    • Freemium (Pay once)
    • Proprietary

    Application types

    Platforms

    • Mac
    RapidAPI for Mac screenshot 1
     
  10. Cartero icon

    Cartero

     6 likes
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    Cartero is a graphical HTTP client that can be used as a developer tool to test web APIs and perform all kind of HTTP requests to web servers. It is compatible with any REST, SOAP or XML-RPC API and it supports multiple request methods as well as attaching body payloads to...

    Cost / License

    Application type

    Platforms

    • Linux
    • Windows
    • Flathub
    • Flatpak
    • Nix Package Manager
    • Mac
    Cartero screenshot 1
     
  11. API Astrolab icon

    API Astrolab

     1 like
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    The API Astrolab enables today’s API-first companies to show their API products in a visual way so that anyone can understand how they work.

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Platforms

    • Online
    • Software as a Service (SaaS)
    Typical Payment workflow
     

    • API Astrolab is the most popular SaaS alternative to RESTer.

    • API Astrolab is Freemium and ProprietaryRESTer is Free and Open Source
  12. soapUI icon

    soapUI

     59 likes
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    Eviware, the maker of soapUI, Web Service Testing Leader

    soapUI is a tool for functional testing, mainly of web services like SOAP based web services and RESTful web services, but also HTTP based services and JMS Services as well as databases. soapUI is an open source and compl.

    79 soapUI alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    soapUI screenshot 1
     
  13. Advanced REST Client icon

    Advanced REST Client

     27 likes
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    API testing tool. Which allows web developers to create and test custom HTTP requests.

    Cost / License

    • Free
    • Open Source

    Application types

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • Chrome OS
    • AppImageHub
    • Google Chrome
    • Chromium
    Advanced REST Client screenshot 1
     
  14. RecipeUI icon

    RecipeUI

     5 likes
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    RecipeUI is rethinking how we use API tools like Postman or Insomnia. We're starting off with TypeScript powered API requests and API collections you can run in seconds!

    Cost / License

    Application type

    Alerts

    • Discontinued

    Platforms

    • Linux
    • Mac
    • Windows
    RecipeUI screenshot 1
     
  15. HttpMaster icon

    HttpMaster

     9 likes
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    Practical and easy-to-use software tool for testing HTTP applications and services.

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Windows
    HttpMaster screenshot 1
     
12 of 53 RESTer alternatives