Postman AlternativesOnly apps categorised as HTTP(S) Debuggers

The best HTTP(S) Debugger alternative to Postman is Hoppscotch, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Postman and six of them are HTTP(S) Debuggers so hopefully you can find a suitable replacement. Other interesting HTTP(S) Debugger alternatives to Postman are Requestly, Roster HTTP Client, HttpMaster and Reqable.

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Postman alternatives are mainly API Clients, but if you're looking for HTTP Clients or HTTP(S) Debuggers you can filter on that. Other popular filters include Web Development, Online, Open Source, Linux, Mac, Android and Windows. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Postman.
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Alternatives list

  1. Hoppscotch icon

    Hoppscotch

     45 likes

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

    80 Hoppscotch alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Application types

    Platforms

    • Online
    • Self-Hosted
    Hoppscotch screenshot 1
     
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    3
    Hoppscotch vs Postman Comments
    notPlancha
    Positive
    0

    Completely free, no account needed for anything, can be used on browser and even offers proxy

    Guest
    Positive
    3

    Helps you create your requests faster, saving you precious time on your development

    Max Fisher
    Negative
    -1

    AFAIK, doesn't have a feature to import cURL from clipboard.

    • Hoppscotch is Free and Open SourcePostman is Freemium and Proprietary
    • Hoppscotch is LightweightPostman is not according to our users
  2. Requestly icon

    Requestly

     34 likes

    Requestly is a lightweight proxy available as a browser extension & desktop app to intercept & modify network requests. Using Requestly you can Modify Headers, Redirect Url, Mock API response, Delay/Throttle requests, etc.

    49 Requestly alternatives

    Cost / License

    • Freemium
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Microsoft Edge
    • Google Chrome
    • Software as a Service (SaaS)
    • Selenium
    • Firefox
    Modify HTTP Headers
     
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    1
    Requestly vs Postman Comments
    Abhishek Sachan
    Positive
    0

    Requestly = Postman + Charles Proxy.

    • Requestly is Freemium and Open SourcePostman is Freemium and Proprietary
    • Requestly is an HTTP(S) Debugging Postman is an API Client
    • Requestly is LightweightPostman is not according to our users
  4. Roster HTTP Client icon

    Roster HTTP Client

     6 likes

    HTTP client for GNOME featuring GTK 4 UI, organized project management, request history, secure environment variables, JavaScript scripts for preprocessing, export in cURL and more formats, syntax-highlighted response viewing, and advanced request customization.

    Cost / License

    Application type

    Platforms

    • Linux
    • Flathub
    • Flatpak
    • GNOME
    Roster HTTP Client screenshot 1
     
  7. Reqable icon

    Reqable

     5 likes

    Reqable is a modern cross-platform project, designed for API development, testing, and debugging. Reqable fully supports HTTP1 and HTTP2 and partially supports HTTP3(QUIC).

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Flathub
    • Flatpak
    Reqable screenshot 1
     
  8. CurlHub.io icon

    CurlHub.io

     1 like

    API Traffic Inspector.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Software as a Service (SaaS)
    CurlHub.io screenshot 1
     
6 of 6 Postman alternatives