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, Web Development, Linux, Online, Mac, Android and API Client. 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. Yaade icon
     Like

    Yaade is the only open-source, fully self-hosted, collaborative API development environment.

    Cost / License

    • Free
    • Open Source (MIT)

    Application types

    Platforms

    • Online
    • Self-Hosted
     
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    1
    Comments about Yaade as an Alternative to Postman
    Guest
    Positive
    0

    This is currently the only true open source and self hosted API client available.

    Review by a new / low-activity user.
    Postman Icon
    Yaade icon
    • Yaade is Free and Open SourcePostman is Freemium and Proprietary
    • Yaade is LightweightPostman is not according to our users
  2. Bootsmann icon
     2 likes

    Opensource C++ alternative to Postman/Insomnia/Hoppscotch for simple HTTP REST API testing.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Windows
     
  3. A modern, resource-friendly REST client for Windows.

    Cost / License

    • Free
    • Proprietary (MIT)

    Application types

    Platforms

    • Windows
     
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    3
    Comments about Nightingale REST Client as an Alternative to Postman
    Guest
    Positive
    1

    Nightingale is super fast and simple to use. It's highly optimized for Windows 10

    Review by a new / low-activity user.
    Joe Bell
    Positive
    0

    It's faster than Postman and it uses less resources.

    Guest
    Positive
    0

    It's faster, more stable, and the UI is more intuitive.

    Review by a new / low-activity user.
    Postman Icon
    Nightingale REST Client icon
    • Nightingale REST Client is Free and ProprietaryPostman is Freemium and Proprietary
  4. Slumber icon
     Like

    Slumber is a TUI (terminal user interface) HTTP client. Define, execute, and share configurable HTTP requests.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Linux
    • Windows
     
  5. Nokori icon
     Like

    Nokori is the all-in-one platform for building, hosting, and growing your SaaS business. From Instant Microservices, Auth-as-a-Service, and Transactional Email, we give tech brands the tools they need to bring ideas to life quickly and easily, while providing seamless...

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
     
  6. REST-Explorer is an easy to use tool to query or debug REST-based web-services using HTTP or HTTPS. It supports the methods GET, POST, PUT, DELETE, OPTIONS, TRACE, HEAD and PATCH. A request can consist of text (JSON/XML), any kind of HTTP headers and Anonymous, Basic or Windows...

    Cost / License

    • Free Personal
    • Proprietary

    Platforms

    • Windows
     
  7. FRequest icon
     1 like

    FRequest is a fast, lightweight and opensource Windows / macOS / Linux desktop program to make HTTP(s) requests (e.g. call REST apis).

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
     
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    1
    Comments about FRequest as an Alternative to Postman
    KaKi87
    Positive
    0

    Free and open source multiplatform non-Electron app with dark theme.

    Postman Icon
    FRequest icon
    • FRequest is Free and Open SourcePostman is Freemium and Proprietary
  8. Pororoca icon
     2 likes

    A HTTP inspection tool with support for HTTP/2 and HTTP/3. Alternative to Postman.

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
     
  9. Resting icon
     Like

    browser web-extension to test and analyze HTTP requests.

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Google Chrome
    • Chromium
    • Firefox
     
  10. HTTP API testing tool where you can create requests and mock existing API:s. After trial has expired you can still create requests.

    Cost / License

    • Freemium (Pay once)
    • Proprietary

    Application type

    Platforms

    • Windows
     
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