Thunder Client AlternativesOnly apps categorised as API Clients

The best API Client alternative to Thunder Client is Bruno, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Thunder Client and many of them are API Clients so hopefully you can find a suitable replacement. Other interesting API Client alternatives to Thunder Client are Insomnia REST Client, Postman, Hoppscotch and Yaak.

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Thunder Client 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 Thunder Client.
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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.

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Thunder Client alternatives page was last updated Nov 6, 2024
  1. Bruno icon
     26 likes

    Bruno is a new and innovative open source API client, aimed at revolutionizing the status quo represented by Postman, Insomnia and similar tools out there.

    24 Bruno alternatives
    Bruno screenshot 1

    License model

    • FreemiumOpen Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub

    Properties

    1.  Lightweight

    Features

    1.  Works Offline
    2.  Portable
    3.  Git Support
    4.  REST API
    5.  Ad-free
    6.  Command line interface
    Bruno iconThunder Client Icon

    Bruno VS Thunder Client

    Is Bruno a good alternative to Thunder Client?
     
    • Bruno is the most popular Windows, Mac & Linux alternative to Thunder Client.

    • Bruno is the most popular Open Source & free alternative to Thunder Client.

    • Bruno is Freemium and Open SourceThunder Client is Free and Proprietary
    • Bruno is LightweightThunder Client is not according to our users
  2. Insomnia REST Client icon
     139 likes

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

    74 Insomnia REST Client alternatives
    Specify URL, payload, headers, and authorization all in one place. Then just hit send.

    License model

    • FreemiumOpen Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • Flatpak

    Properties

    1.  Lightweight

    Features

    1.  Request Chaining
    2.  Import Curl commands
    3.  REST API
    4.  REST Client
    5.  GraphQL
    6.  Cloud Sync
    7.  Support environment variables
    8.  API Management
    9.  Separated workspaces
    Insomnia REST Client iconThunder Client Icon

    Insomnia REST Client VS Thunder Client

    Is Insomnia REST Client a good alternative to Thunder Client?
     
  3. Postman icon
     170 likes

    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.

    80 Postman alternatives
    Postman screenshot 1

    License model

    • FreemiumProprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Chrome OS
    • Google Chrome
    • Flathub
    • Flatpak

    Postman Features

    1.  REST API
    2.  Development API
    3.  Graphical User Interface
    4.  API Management
    5.  SOAP API
    Postman iconThunder Client Icon

    Postman VS Thunder Client

    Is Postman a good alternative to Thunder Client?
     
    • Postman is the most popular Web-based alternative to Thunder Client.

    • Postman is Freemium and ProprietaryThunder Client is Free and Proprietary
  4. Hoppscotch icon
     39 likes

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

    63 Hoppscotch alternatives
    Hoppscotch screenshot 1

    License model

    • FreeOpen Source

    Application types

    Platforms

    • Online
    • Self-Hosted

    Properties

    1.  Lightweight

    Features

    1.  REST API
    2.  Ad-free
    3.  GraphQL API
    4.  Websocket streams
    5.  Command line interface
    6.  Portable
    7.  Cross browser testing
    8.  Browser-based
    Hoppscotch iconThunder Client Icon

    Hoppscotch VS Thunder Client

    Is Hoppscotch a good alternative to Thunder Client?
     
    • Hoppscotch is the most popular Self-Hosted alternative to Thunder Client.

    • Hoppscotch is Free and Open SourceThunder Client is Free and Proprietary
    • Hoppscotch is LightweightThunder Client is not according to our users
  5. Yaak icon
     10 likes

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

    58 Yaak alternatives
    Clean an minimal interface

    License model

    • FreeOpen Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux

    Properties

    1.  Lightweight
    2.  Privacy focused

    Features

    1.  Autocompletion
    2.  Ad-free
    3.  Dark Mode
    4.  GraphQL API
    5.  Support for Themes
    6.  Works Offline
    7.  No registration required
    8.  Syntax Highlighting
    9.  Portable
    10.  Variables
    11.  GraphQL
    12.  REST API
    13.  Support environment variables
    Yaak iconThunder Client Icon

    Yaak VS Thunder Client

    Is Yaak a good alternative to Thunder Client?
     
  6. HTTPie for Terminal icon
     55 likes

    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...

    33 HTTPie for Terminal alternatives
    HTTPie for Terminal screenshot 1

    License model

    • FreeOpen Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Python
    • FreeBSD

    Properties

    1.  Lightweight

    Features

    1.  Command line interface
    2.  REST API
    3.  Web Testing
    4.  API Management
    HTTPie for Terminal iconThunder Client Icon

    HTTPie for Terminal VS Thunder Client

    Is HTTPie for Terminal a good alternative to Thunder Client?
     
  7. RapidAPI for Mac icon
     60 likes

    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.

    53 RapidAPI for Mac alternatives
    RapidAPI for Mac screenshot 1

    License model

    • FreemiumProprietary

    Application types

    Platforms

    • Mac

    RapidAPI for Mac Features

    1.  Html parsing
    2.  Request Chaining
    RapidAPI for Mac iconThunder Client Icon

    RapidAPI for Mac VS Thunder Client

    Is RapidAPI for Mac a good alternative to Thunder Client?
     
  8. RecipeUI icon
     4 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!

    66 RecipeUI alternatives
    RecipeUI screenshot 1

    License model

    • FreeOpen Source

    Application type

    Platforms

    • Linux
    • Mac
    • Windows

    RecipeUI Features

    1.  REST API
    2.  Development API
    3.  API Management
    Discontinued

    The GitHub repository has been archived in February 2024.

    RecipeUI iconThunder Client Icon

    RecipeUI VS Thunder Client

    Is RecipeUI a good alternative to Thunder Client?
     
  9. NativeRest icon
     93 likes

    NativeRest is a native HTTP client for Windows. NativeRest desktop application is not using Electron, Chromium, Node.js and JavaScript Frameworks. This makes the application function faster. NativeRest runs fast, uses less memory and CPU.

    42 NativeRest alternatives
    NativeRest main window

    License model

    Application types

    Platforms

    • Windows

    Properties

    1.  Lightweight

    Features

    1.  REST Client
    2.  Portable
    3.  GraphQL
    4.  Multiple languages
    5.  Data export/import
    NativeRest iconThunder Client Icon

    NativeRest VS Thunder Client

    Is NativeRest a good alternative to Thunder Client?
     
    • NativeRest is the most popular commercial alternative to Thunder Client.

    • NativeRest is Paid and ProprietaryThunder Client is Free and Proprietary
    • NativeRest is LightweightThunder Client is not according to our users
  10. HTTP Toolkit icon
     25 likes

    HTTP Toolkit is a beautiful, cross-platform & open-source HTTP(S) debugging proxy, analyzer & client, with built-in support for modern tools and automatic interception for clients from Docker to Android to iOS.

    47 HTTP Toolkit alternatives
    HTTP Toolkit screenshot 1

    License model

    • FreemiumOpen Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android

    Top HTTP Toolkit Features

    1.  HTTP(S) Debugging
    2.  HTTP mocking
    3.  One click interception
    4.  Debugging
    5.  Performance analysis
    6.  Built in docs
    7.  Ad-free
    8.  Portable
    9.  Themes
    10.  OpenAPI integration
    11.  Requests monitoring
    HTTP Toolkit iconThunder Client Icon

    HTTP Toolkit VS Thunder Client

    Is HTTP Toolkit a good alternative to Thunder Client?
     
    • HTTP Toolkit is the most popular Android alternative to Thunder Client.

    • HTTP Toolkit is Freemium and Open SourceThunder Client is Free and Proprietary
  11. xh icon
     9 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.

    24 xh alternatives
    xh screenshot 1

    License model

    • FreeOpen Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD

    Properties

    1.  Lightweight

    Features

    1.  Command line interface
    2.  REST Client
    3.  Web Testing
    4.  REST API
    5.  Support for Unicode
    6.  Data transfer
    xh iconThunder Client Icon

    xh VS Thunder Client

    Is xh a good alternative to Thunder Client?
     
  12. Advanced REST Client icon
     26 likes

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

    65 Advanced REST Client alternatives
    Advanced REST Client screenshot 1

    License model

    • FreeOpen Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Chrome OS
    • AppImageHub
    • Google Chrome
    • Chromium

    Advanced REST Client Features

    1.  Full headers control
    2.  Electron based
    3.  Web tool
    4.  REST API
    5.  Sync with Google Drive
    6.  REST Client
    7.  API Testing
    Discontinued

    The latest version (17.0.9) is from March 2022.

    Advanced REST Client iconThunder Client Icon

    Advanced REST Client VS Thunder Client

    Is Advanced REST Client a good alternative to Thunder Client?
     
12 of 43 Thunder Client alternatives