Postman Alternatives

Postman is described as 'Collaborative platform for API development providing design, specifications, testing, documentation, and requests with free and paid subscription plans' and is a very popular API Client in the development category. There are more than 50 alternatives to Postman for a variety of platforms, including Windows, Mac, Linux, Web-based and SaaS apps. The best Postman alternative is Insomnia REST Client, which is both free and Open Source. Other great apps like Postman are NativeRest, HTTPie for Terminal, Hoppscotch and Bruno.

filter to find the best alternatives

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 Open Source, Linux, Web Development, Online, Android, Mac 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. HttpMaster icon
     9 likes

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

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Windows
     
  2. Voiden.md icon
     6 likes

    Voiden.md is an offline-first, Git-native API workspace that unifies specs, docs, tests, and mocks using programmable Markdown blocks. Build APIs the way you actually work.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
     
  3. RecipeUI icon
     5 likes

    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
     
  4. Stoplight icon
     12 likes

    Stoplight is an API Design, Development, and Documentation platform that enables consistency, reusability, and quality, all with an easy, enjoyable developer experience.

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
     
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    1
    Stoplight vs Postman Comments
    Guest
    Positive
    0

    simple ui get the response..!!!!

    Review by a new / low-activity user.
    • Stoplight is Freemium and Open SourcePostman is Freemium and Proprietary
  5. Cartero icon
     5 likes

    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
     
  6. xh icon
     10 likes

    xh is a friendly and fast tool for sending HTTP requests. It reimplements as much as possible of HTTPie's excellent design, with a focus on improved performance.

    Cost / License

    • Free
    • Open Source (MIT)

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
     
  7. Reqable icon
     4 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).

    13 Reqable alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Flathub
    • Flatpak
     
  8. Kusho icon
     3 likes

    Never test your APIs manually again.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Visual Studio Code
    • Mac
    • Windows
    • Linux
     
  9. Thunder Client is a hand-crafted lightweight Http Client extension for Visual Studio Code. No separate download needed, Just install the extension from VS Code marketplace.

    63 Thunder Client alternatives

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Visual Studio Code
     
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    2
    Thunder Client vs Postman Comments
    scottfrost
    Negative
    0

    Pulled a bait and switch and now charges for basic features like the ability to sync via GIT

    Ola Johansson
    Positive
    0

    Nice extension to VS Code that can replace Postman or Insomnia.

    • Thunder Client is Free and ProprietaryPostman is Freemium and Proprietary
    • Thunder Client is LightweightPostman is not according to our users
  10. RESTer icon
     6 likes

    A REST client for almost any web service (Firefox and Chrome extension).

    55 RESTer alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Google Chrome
    • Firefox
     
    |
    1
    RESTer vs Postman Comments
    Guest
    Positive
    1

    Amazing interface, integrates very well in Firefox, prettyfies the code… What else?

    Review by a new / low-activity user.
    • RESTer is Free and Open SourcePostman is Freemium and Proprietary
  11. Kreya icon
     3 likes

    Kreya is a GUI client for gRPC, REST and WebSocket APIs with innovative features for environments, authorizations and more.

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
     
  12. Restfox icon
     2 likes

    Offline-first web HTTP client.

    Cost / License

    • Free
    • Open Source (MIT)

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Docker
     
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