gRPC Alternatives

gRPC is described as 'Modern open source high performance Remote Procedure Call (RPC) framework that can run in any environment. It can efficiently connect services in and across data centers with pluggable support for load balancing, tracing, health checking and authentication' and is an app. There are more than 50 alternatives to gRPC for a variety of platforms, including Mac, Windows, Linux, Web-based and Google Chrome apps. The best gRPC alternative is Postman, which is free. Other great apps like gRPC are Insomnia REST Client, Yaak, HTTP Toolkit and Hoppscotch.

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Alternatives list

  1. Postman icon

    Postman

     177 likes

    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.

    90 Postman alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application types

    Platforms

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

    • Postman is the most popular Web-based, Windows, Mac & Linux alternative to gRPC.

    • Postman is the most popular free alternative to gRPC.

    • Postman is Freemium and ProprietarygRPC is Free and Open Source
  2. Insomnia REST Client icon

    Insomnia REST Client

     145 likes

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

    83 Insomnia REST Client alternatives

    Cost / License

    Application types

    Platforms

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

    • Insomnia REST Client is the most popular Open Source alternative to gRPC.

    • Insomnia REST Client is Freemium and Open SourcegRPC is Free and Open Source
    • Insomnia REST Client is LightweightgRPC is not according to our users
  4. Yaak icon

    Yaak

     18 likes

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

    66 Yaak alternatives

    Cost / License

    • Free Personal
    • Open Source (MIT)

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    Clean an minimal interface
     
  5. Ad
    Screenshot
    NativeRest icon
    NativeRest

    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...

    https://nativesoft.com
    Learn More
  6. HTTP Toolkit icon

    HTTP Toolkit

     89 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.

    50 HTTP Toolkit alternatives

    Cost / License

    • Freemium (Subscription)
    • Open Source (AGPL-3.0)

    Application types

    Platforms

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

    • HTTP Toolkit is the most popular Android & iPhone alternative to gRPC.

    • HTTP Toolkit is Freemium and Open SourcegRPC is Free and Open Source
    • HTTP Toolkit is LightweightgRPC is not according to our users
  7. Hoppscotch icon

    Hoppscotch

     41 likes

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

    Cost / License

    • Free
    • Open Source (MIT)

    Application types

    Platforms

    • Online
    • Self-Hosted
    Hoppscotch screenshot 1
     

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

    • Hoppscotch is Free and Open SourcegRPC is also Free and Open Source
    • Hoppscotch is LightweightgRPC is not according to our users
  8. HTTPie for Terminal icon

    HTTPie for Terminal

     57 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...

    35 HTTPie for Terminal alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Python
    • FreeBSD
    HTTPie for Terminal screenshot 1
     
  10. RapidAPI for Mac icon

    RapidAPI for Mac

     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.

    58 RapidAPI for Mac alternatives

    Cost / License

    • Freemium (Pay once)
    • Proprietary

    Application types

    Platforms

    • Mac
    RapidAPI for Mac screenshot 1
     
  11. Cartero icon

    Cartero

     6 likes

    Cartero is a graphical HTTP client that can be used as a developer tool to test web APIs and perform all kind of HTTP requests to web servers. It is compatible with any REST, SOAP or XML-RPC API and it supports multiple request methods as well as attaching body payloads to...

    Cost / License

    Application type

    Platforms

    • Linux
    • Windows
    • Flathub
    • Flatpak
    • Nix Package Manager
    • Mac
    Cartero screenshot 1
     
  12. Requestly icon

    Requestly

     32 likes

    Requestly is a lightweight proxy available as a browser extension & desktop app to intercept & modify network requests. Using Requestly you can Modify Headers, Redirect Url, Mock API response, Delay/Throttle requests, etc.

    30 Requestly alternatives

    Cost / License

    • Freemium (Subscription)
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Microsoft Edge
    • Google Chrome
    • Software as a Service (SaaS)
    • Selenium
    • Firefox
    Modify HTTP Headers
     

    • Requestly is the most popular SaaS alternative to gRPC.

    • Requestly is Freemium and Open SourcegRPC is Free and Open Source
    • Requestly is LightweightgRPC is not according to our users
  13. xh icon

    xh

     10 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.

    25 xh alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    xh screenshot 1
     
  14. soapUI icon

    soapUI

     59 likes

    Eviware, the maker of soapUI, Web Service Testing Leader

    soapUI is a tool for functional testing, mainly of web services like SOAP based web services and RESTful web services, but also HTTP based services and JMS Services as well as databases. soapUI is an open source and compl.

    79 soapUI alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    soapUI screenshot 1
     
  15. Advanced REST Client icon

    Advanced REST Client

     27 likes

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

    Cost / License

    • Free
    • Open Source

    Application types

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • Chrome OS
    • AppImageHub
    • Google Chrome
    • Chromium
    Advanced REST Client screenshot 1
     
12 of 52 gRPC alternatives