Advanced REST Client AlternativesAPI & HTTP Clients like Advanced REST Client

Advanced REST Client is described as 'API testing tool. Which allows web developers to create and test custom HTTP requests' and is a API Client in the development category. There are more than 50 alternatives to Advanced REST Client for a variety of platforms, including Mac, Windows, Linux, Web-based and Flathub apps. The best Advanced REST Client alternative is Bruno, which is both free and Open Source. Other great apps like Advanced REST Client are Insomnia REST Client, Postman, Fiddler and Insomnium.

Advanced REST Client iconAdvanced REST Client
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API testing tool. Which allows web developers to create and test custom HTTP requests.

More about Advanced REST Client
More about Advanced REST Client
Advanced REST Client 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 Advanced REST Client

     

    • Bruno is the most popular Windows, Mac & Linux alternative to Advanced REST Client.

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

    • Bruno is Freemium and Open SourceAdvanced REST Client is Free and Open Source
    • Bruno is LightweightAdvanced REST Client 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 Advanced REST Client

     
  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 Advanced REST Client

     

    • Postman is the most popular Web-based alternative to Advanced REST Client.

    • Postman is Freemium and ProprietaryAdvanced REST Client is Free and Open Source
  5. Fiddler icon

    Fiddler

     203 likes
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    Web Debugging Proxy that logs all HTTP(S) traffic for comprehensive analysis. It allows manipulation of traffic, supports scripting, and extends with .NET. Debugs virtually any application, implementing man-in-the-middle interception with self-signed certificates. Freeware, ideal for developers.

    47 Fiddler alternatives

    License model

    • Freemium • Proprietary

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Windows
    Fiddler screenshot 1

    Fiddler Features

    1.  HTTP Monitoring
    2.  Debugging
    3.  HTTP Proxy
    4.  Traffic Monitoring
    5.  One click installation

    Fiddler VS Advanced REST Client

     
  6. 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 Advanced REST Client

     
  7. 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 Advanced REST Client

     
  9. 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 Advanced REST Client

     

    • Hoppscotch is the most popular Self-Hosted alternative to Advanced REST Client.

    • Hoppscotch is Free and Open SourceAdvanced REST Client is also Free and Open Source
    • Hoppscotch is LightweightAdvanced REST Client is not according to our users
  10. HTTP Toolkit icon

    HTTP Toolkit

     46 likes
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    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.

    48 HTTP Toolkit alternatives

    License model

    • Freemium • Open Source

    Application types

    Country of Origin

    • ES flagSpain
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Docker
    HTTP Toolkit screenshot 1

    Properties

    1.  Lightweight

    Features

    1.  HTTP(S) Debugging
    2.  One click interception
    3.  Debugging
    4.  HTTP mocking
    5.  Ad-free
    6.  Requests monitoring
    7.  Penetration Testing
    8.  Performance analysis
    9.  Built in docs
    10.  HTTPS Support
    11.  OpenAPI integration
    12.  No registration required

    HTTP Toolkit VS Advanced REST Client

     

    • HTTP Toolkit is the most popular Android & iPhone alternative to Advanced REST Client.

    • HTTP Toolkit is Freemium and Open SourceAdvanced REST Client is Free and Open Source
    • HTTP Toolkit is LightweightAdvanced REST Client is not according to our users
  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 Advanced REST Client

     
  12. RapidAPI for Mac icon

    RapidAPI for Mac

     60 likes
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    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.

    56 RapidAPI for Mac alternatives

    License model

    • Freemium • Proprietary

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    RapidAPI for Mac screenshot 1

    RapidAPI for Mac Features

    1.  Html parsing
    2.  Request Chaining

    RapidAPI for Mac VS Advanced REST Client

     
  13. 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 Advanced REST Client

     
  14. Proxyman icon

    Proxyman

     13 likes
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    Proxyman is a high-performance macOS app, which enables developers to view HTTP/HTTPS requests from apps and domains. Available on macOS, iOS, Windows & Linux.

    51 Proxyman alternatives

    License model

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux
    • iPhone
    Native macOS app.

    Proxyman Features

    1.  Website Monitoring
    2.  Dark Mode
    3.  Ad-free
    4.  No registration required
    5.  Detailed packet analysis
    6.  Intercepting HTTP calls
    7.  IPhone debugging
    8.  Debugging
    9.  SSL
    10.  Native application

    Proxyman VS Advanced REST Client

     

    • Proxyman is the most popular commercial alternative to Advanced REST Client.

    • Proxyman is Paid and ProprietaryAdvanced REST Client is Free and Open Source
12 of 69 Advanced REST Client alternatives