Postman AlternativesOnly Free apps categorised as API Clients - Page 7

The best free API Client alternative to Postman is Insomnia REST Client, which is also Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Postman and loads of them are free API Clients so hopefully you can find a suitable replacement. Other interesting free API Client alternatives to Postman are HTTPie for Terminal, Hoppscotch, RapidAPI for Mac and soapUI.

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Postman alternatives are mainly API Clients but may also be HTTP Clients or HTTP(S) Debuggers.  Filter by these or use the filter bar below if you want a narrower list of alternatives or looking for a specific functionality of Postman.
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Postman is a tool that facilitates the development and use of APIs. Postman provides all the functionality needed to create or simulate API specifications and use the Postman Collection Runner to create tests.

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Postman alternatives page was last updated Nov 7, 2024
  1. httpiness icon
     1 like

    Httpiness is aimed to be a simple, straightforward HTTP client which minimizes time to configure, send, reconfigure and resend requests in order to maximize development efficiency.

    54 httpiness alternatives
    httpiness screenshot 1

    License model

    • FreeOpen Source

    Application types

    Platforms

    • Mac
    • Windows

    Properties

    1.  Lightweight

    Features

    1.  REST Client
    2.  REST API
    3.  API Management
    httpiness iconPostman Icon

    httpiness VS Postman

    Is httpiness a good alternative to Postman?
     
  2. Api Quest icon
     1 like

    Api Quest is a desktop application designed for executing HTTP requests, storing them on the local file system, and providing portability. Whether you're a developer, QA or system engineer, this tool offers solution for handling HTTP requests effectively.

    11 Api Quest alternatives
    Api Quest UI

    License model

    • FreeProprietary

    Application types

    Platforms

    • Windows
    • Linux

    Api Quest Features

    1.  No Tracking
    2.  Works Offline
    3.  No registration required
    4.  Dark Mode
    5.  Ad-free
    6.  Portable
    Api Quest iconPostman Icon

    Api Quest VS Postman

    Is Api Quest a good alternative to Postman?
     
  3. Nokori icon
     Like this app

    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...

    29 Nokori alternatives
    Test API integrations before deploying them as instant cloud functions/microservices

    License model

    • FreeProprietary

    Application type

    Platforms

    • Online

    Nokori Features

    1.  API Integration
    2.  Serverless
    3.  API Management
    Nokori iconPostman Icon

    Nokori VS Postman

    Is Nokori a good alternative to Postman?
     
  4. Humlix icon
     1 like

    Humlix shows you an easy way of generating tests for your web APIs. All you need to do is create a test request using the test request builder within Humlix and give an example of how your endpoints look and what type of data they want.

    26 Humlix alternatives
    Humlix screenshot 1

    License model

    • FreeProprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux

    Humlix Features

    1.  API Testing
    Humlix iconPostman Icon

    Humlix VS Postman

    Is Humlix a good alternative to Postman?
     
  5. API Dash icon
     Like this app

    API Dash is a beautiful open-source cross-platform API Client built using Flutter which can help you easily create & customize your API requests, visually inspect responses and generate API integration code. A lightweight alternative to postman/insomnia.

    13 API Dash alternatives
    Application main screen, showing a query that returns an image.

    License model

    • FreeOpen Source

    Application types

    Platforms

    • Windows
    • Mac
    • Linux
    • Debian
    • Ubuntu
    • Linux Mint
    • Fedora
    • Red Hat Enterprise Linux
    • CentOS

    API Dash Features

    1.  Ad-free
    API Dash iconPostman Icon

    API Dash VS Postman

    Is API Dash a good alternative to Postman?
     
  6. REST Client for VS Code icon
     Like this app
    • Send/Cancel/Rerun HTTP request in editor and view response in a separate pane with syntax highlight
    39 REST Client for VS Code alternatives
    REST Client for VS Code screenshot 1

    License model

    • FreeOpen Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Chrome OS
    • Visual Studio Code

    REST Client for VS Code Features

    1.  REST Client
    2.  VSCode
    REST Client for VS Code iconPostman Icon

    REST Client for VS Code VS Postman

    Is this a good alternative to Postman?
     
  7. KeyRunner icon
     Like this app

    The Zero Trust API Client - A Secure & Free Alternative to Postman , Insomnia & Thunder Client.

    19 KeyRunner alternatives
    UI to Invoke requests (REST,gRPC,Graphql,Websockets)

    License model

    • FreemiumOpen Source

    Application types

    Platforms

    • Mac
    • Windows
    • Visual Studio Code

    Properties

    1.  Lightweight

    Features

    1.  Command line interface
    2.  Ad-free
    3.  REST API
    4.  GraphQL
    KeyRunner iconPostman Icon

    KeyRunner VS Postman

    Is KeyRunner a good alternative to Postman?
     
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