soapUI AlternativesAPI & HTTP Clients like soapUI

soapUI is described as 'Eviware, the maker of soapUI, Web Service Testing Leader' and is a popular API Client in the development category. There are more than 50 alternatives to soapUI for a variety of platforms, including Windows, Mac, Linux, Web-based and Flathub apps. The best soapUI alternative is Bruno, which is both free and Open Source. Other great apps like soapUI are Insomnia REST Client, Postman, Yaak and Insomnium.

soapUI iconsoapUI
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Eviware, the maker of soapUI, Web Service Testing Leader

soapUI is a tool for functional testing, mainly of web services...

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soapUI alternatives page was last updated May 29, 2025
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  1. Bruno icon

    Bruno

     37 likes
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    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.

    28 Bruno alternatives

    License model

    • Freemium • Open Source

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • Snapcraft
    Bruno screenshot 1

    Properties

    1.  Lightweight

    Features

    1.  Works Offline
    2. Git icon  Git Support
    3.  REST API
    4.  Portable
    5.  Ad-free
    6.  Command line interface
    7.  Dark Mode
    8.  GraphQL

    Bruno VS soapUI

     

    • Bruno is the most popular Windows, Mac & Linux alternative to soapUI.

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

    • Bruno is Freemium and Open SourcesoapUI is Free and Open Source
    • Bruno is LightweightsoapUI is not according to our users
  2. Insomnia REST Client icon

    Insomnia REST Client

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

    78 Insomnia REST Client alternatives

    License model

    • Freemium • Open Source

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • Flatpak
    Specify URL, payload, headers, and authorization all in one place. Then just hit send.

    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 VS soapUI

     
    Comments about Insomnia REST Client as an Alternative to soapUI
    Guest
    Negative Jul 19, 2017
    10

    soapUI can generate request based on a WSDL

    Guest
    Positive Mar 13, 2019
    3

    If it is a SOAP call, then Insomnia would not be a good alternative, but if making REST calls, Insomnia is far nicer to use than SoapUI along with a very advanced feature set too.

    soapUI Icon
    Insomnia REST Client icon

    • Most users think Insomnia REST Client is a great soapUI alternative.

    • Insomnia REST Client is Freemium and Open SourcesoapUI is Free and Open Source
    • Insomnia REST Client is LightweightsoapUI is not according to our users
  4. Postman icon

    Postman

     172 likes
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    Postman is a collaborative platform for API development that provides extensive tools for designing, testing, and documenting APIs. It allows API verification through requests, automated testing via Collection Runner, and offers both free and paid plans, catering to individuals and teams.

    85 Postman alternatives

    License model

    • Freemium • Proprietary

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Chrome OS
    • Google Chrome
    • Flathub
    • Flatpak
    Postman screenshot 1

    Postman Features

    1.  REST API
    2.  Development API
    3.  Graphical User Interface
    4.  API Management
    5.  SOAP API

    Postman VS soapUI

     
    Comments about Postman as an Alternative to soapUI
    Guest
    Negative Jul 19, 2017
    11

    soapUI can generate request based on a WSDL

    soapUI Icon
    Postman icon

    • Some users think Postman is a great soapUI alternative, some don't.

    • Postman is the most popular Web-based alternative to soapUI.

    • Postman is Freemium and ProprietarysoapUI is Free and Open Source
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  6. Yaak icon

    Yaak

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

    62 Yaak alternatives

    License model

    • Free Personal • Open Source

    Application types

    Country of Origin

    • FR flagFrance
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    Clean an minimal interface

    Properties

    1.  Lightweight
    2.  Privacy focused
    3.  Support for Themes

    Features

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

    Yaak VS soapUI

     
  7. Insomnium icon

    Insomnium

     16 likes
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    Insomnium is a fast local API testing tool that is privacy-focused and 100% local. For testing GraphQL, REST, WebSockets and gRPC. This is a fork of Kong/insomnia.

    22 Insomnium alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • International

    Platforms

    • Windows
    • Linux
    • Mac
    Insomnium screenshot 1
    Discontinued

    The GitHub repository was archived in May 2024.

    Properties

    1.  Lightweight

    Features

    1.  Command line interface
    2.  Ad-free
    3.  REST Client
    4.  GraphQL API
    5.  Local Storage
    6.  REST API

    Insomnium VS soapUI

     
  8. Hoppscotch icon

    Hoppscotch

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

    65 Hoppscotch alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Online
    • Self-Hosted
    Hoppscotch screenshot 1

    Properties

    1.  Lightweight

    Features

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

    Hoppscotch VS soapUI

     

    • Hoppscotch is the most popular Self-Hosted alternative to soapUI.

    • Hoppscotch is Free and Open SourcesoapUI is also Free and Open Source
    • Hoppscotch is LightweightsoapUI is not according to our users
  10. RecipeUI icon

    RecipeUI

     5 likes
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    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!

    License model

    • Free • Open Source

    Application type

    Platforms

    • Linux
    • Mac
    • Windows
    RecipeUI screenshot 1
    Discontinued

    The GitHub repository has been archived in February 2024.

    RecipeUI Features

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

    RecipeUI VS soapUI

     
  11. Voiden.md icon

    Voiden.md

     4 likes
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    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.

    28 Voiden.md alternatives

    License model

    • Free • Proprietary

    Application type

    Country of Origin

    • NL flagNetherlands
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    Voiden.md screenshot 1

    Voiden.md Features

    1.  Dark Mode
    2.  Ad-free
    3.  Works Offline
    4.  File Versioning
    5. Git icon  Git Support
    6.  API Testing
    7.  Built-in terminal emulation
    8. Git icon  Git integration

    Voiden.md VS soapUI

     
  12. Advanced REST Client icon

    Advanced REST Client

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

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • PL flagPoland
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • Chrome OS
    • AppImageHub
    • Google Chrome
    • Chromium
    Advanced REST Client screenshot 1
    Discontinued

    The latest version (17.0.9) is from March 2022.

    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

    Advanced REST Client VS soapUI

     
    Comments about Advanced REST Client as an Alternative to soapUI
    Guest
    Negative Jul 19, 2017
    2

    soapUI can generate request based on a WSDL

    soapUI Icon
    Advanced REST Client icon

    • Some users think Advanced REST Client is a great soapUI alternative, some don't.

    • Advanced REST Client is Free and Open SourcesoapUI is also Free and Open Source
  13. NativeRest icon

    NativeRest

     94 likes
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    NativeRest is a native REST API client for macOS, Linux and Windows. Build, debug and test REST APIs is now even faster and easier.

    License model

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Windows
    • Mac
    • Linux
    NativeRest main window

    Properties

    1.  Lightweight

    Features

    1.  REST Client
    2.  Portable
    3.  GraphQL
    4.  Multiple languages
    5.  Data export/import
    6.  Ad-free
    7.  REST API

    NativeRest VS soapUI

     

    • Almost everyone thinks NativeRest is a great soapUI alternative.

    • NativeRest is the most popular commercial alternative to soapUI.

    • NativeRest is Paid and ProprietarysoapUI is Free and Open Source
    • NativeRest is LightweightsoapUI is not according to our users
  14. Apache JMeter icon

    Apache JMeter

     34 likes
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    Apache JMeter is an open source Java application, designed to load test functional behavior and measure performance. Originally designed for testing Web Applications, it has since expanded to other test functions as well.

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux
    Apache JMeter screenshot 1

    Apache JMeter Features

    1.  Stress Testing
    2.  Load testing
    3.  MongoDB
    4.  Reporting

    Apache JMeter VS soapUI

     
  15. Kreya icon

    Kreya

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

    License model

    • Freemium • Proprietary

    Application types

    Country of Origin

    • CH flagSwitzerland

    Platforms

    • Mac
    • Windows
    • Linux
    Kreya screenshot 1

    Properties

    1.  Lightweight

    Features

    1.  Ad-free
    2.  Command line interface
    3.  REST Client
    4.  Cross-Platform
    5.  API Testing
    6.  Websocket testing

    Kreya VS soapUI

     
12 of 77 soapUI alternatives