Thunder Client Alternatives

Apps similar to Thunder Client include Bruno, which is open source with a free version. Other options are Postman, Insomnia REST Client, Yaak and Hoppscotch. API Clients like Thunder Client are a crowded field, with more than 50 alternatives for Mac, Windows, Linux, the web and Chrome OS.

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Alternatives
Thunder Client alternatives page was last updated

Alternatives list

  1. Zaku icon
     1 like

    Zaku is a native Rust, local-first, open-source API client engineered for speed and productivity.

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Good alternative?
     
    • 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
    Good alternative?
     
  2. NativeRest icon
     97 likes

    Native desktop app for Windows offers high-performance REST and HTTP API testing, low memory and CPU use, custom methods, portable version, proxy support, multiple environments, code generation, multilingual interface, and import/export in light or dark themes.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Good alternative?
     
  3. Milkman icon
     1 like

    Milkman is a JavaFx-based workbench for crafting requests / responses. It is not limited to e.g. http (or more specifically rest) requests but can be extended in any imaginable way. It is optimized for fast startup and efficient workflow.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Good alternative?
     
  4. Kreya icon
     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
    Good alternative?
     
  5.  2 likes

    The modern API client that lives in your terminal.

    Cost / License

    Application type

    Platforms

    • Python
    • BSD
    • Linux
    • Mac
    • Windows
    Good alternative?
     
  6. 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
    Good alternative?
     
  7. API Pilot icon
     1 like

    Intercept, modify, and mock HTTP requests with ease. A powerful developer tool to streamline your API development and testing workflow.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Google Chrome
    Good alternative?
     
  8. 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...

    53 httpYac Rest Client alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Chrome OS
    Good alternative?
     
  9. RESTer icon
     6 likes

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

    58 RESTer alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Google Chrome
    • Firefox
    Good alternative?
     
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