Rest Client Alternatives

Rest Client has been discontinued. Similar apps include Postman, which has a free version. Other options are Insomnia REST Client, Google Chrome Developer Tools, Fiddler and Hoppscotch. You're spoiled for choice with API Clients like Rest Client: we list more than 25 alternatives for Windows, Mac, Linux, the web and Chrome OS.

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Alternatives
Rest Client alternatives page was last updated

Alternatives list

  1. REST Client for VS Code icon

    REST Client for VS Code

     2 likes
    • Send/Cancel/Rerun HTTP request in editor and view response in a separate pane with syntax highlight

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • Chrome OS
    • Visual Studio Code
    REST Client for VS Code screenshot 1
    Good alternative?
     
  2. HTTPie for Web & Desktop icon

    HTTPie for Web & Desktop

     4 likes

    All the user-friendliness of our Terminal version, now wrapped up in a sleek graphical interface.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Electron / Atom Shell
    • Flathub
    • US flagUnited States
    GraphQL support
    Good alternative?
     
  4. Thunder Client icon

    Thunder Client

     5 likes

    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.

    70 Thunder Client alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Visual Studio Code
    Thunder Client Main Interface
    Good alternative?
     
  5. HTTP Debugger icon

    HTTP Debugger

     8 likes

    HTTP Debugger captures and decrypts HTTP/HTTPS from any Windows app without proxy setup — HTTP/2, WebSocket, SSE, gRPC and localhost included. Edit and replay requests, modify traffic on the fly, and let an AI assistant read the session over the built-in MCP server.

    46 HTTP Debugger alternatives

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Windows
    Live capture of AI agent and browser traffic with WebSocket messages
    Good alternative?
     
  6. HttpFox icon

    HttpFox

     10 likes

    HttpFox monitors and analyzes all incoming and outgoing HTTP traffic between the browser and the web servers.

    Cost / License

    • Free
    • Proprietary

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • Waterfox
    • Pale Moon
    • DE flagGermany
    • European Union flagEU
    HttpFox screenshot 1
    Good alternative?
     
  8. Kreya icon

    Kreya

     3 likes

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

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • CH flagSwitzerland
    Kreya screenshot 1
    Good alternative?
     
  9. R

    restclient.el

     2 likes

    This is a tool to manually explore and test HTTP REST webservices. Runs queries from a plain-text query sheet, displays results as a pretty-printed XML, JSON and even images.

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • GNU Emacs
    restclient.el screenshot 1
    Good alternative?
     
  10. API Tester icon

    API Tester

     6 likes

    API Tester is the first mobile app to test any type of API on the go. Test REST, GraphQL, WebSocket, SOAP, JSON RPC, XML, HTTP, and HTTPS APIs completely for free, on iOS or Android.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • Android
    • iPhone
    • Android Tablet
    • HUAWEI AppGallery
    • iPad
    Test any type of API
    Construct complex requests
    Import collections
    Good alternative?
     
  11. httpYac Rest Client icon

    httpYac Rest Client

     2 likes

    Used httpyac CLI tool underneath, which helps you execute _.http and _.rest files. This can be used to quickly execute a single *.http file, but also to execute all files in a folder. httpyac supports HTTP, Rest, GraphQL, WebSocket und gRPC...

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Chrome OS
    httpYac Rest Client screenshot 1
    Good alternative?
     
  12. WizTools RESTClient icon

    WizTools RESTClient

     6 likes

    RESTClient can be used to test variety of HTTP communications and RESTful webservices. Friendly GUI, rich functionalities.

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • IN flagIndia
    WizTools RESTClient screenshot 1
    Good alternative?
     
  13. RESTer icon

    RESTer

     6 likes

    A REST client for almost any web service (Firefox and Chrome extension).

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Google Chrome
    • Firefox
    RESTer screenshot 1
    Good alternative?
     
  14. HttpWatch icon

    HttpWatch

     6 likes

    HttpWatch is an HTTP viewer and debugger that integrates with IE and Firefox to provide seamless HTTP and HTTPS monitoring without leaving the browser window. It's available as a free edition and a PRO version that cost money and has additional features.

    23 HttpWatch alternatives

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Windows
    • Firefox
    • GB flagUnited Kingdom
    HttpWatch screenshot 1
    Good alternative?
     
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