Guide API Alternatives

Apps similar to Guide API include Postman, which has a free version. Other options are Insomnia REST Client, ApiArk, HarborClient and HttpMaster. You're spoiled for choice with API Clients like Guide API: we list more than 25 alternatives for Mac, Windows, Linux, the web and Android.

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Alternatives
Guide API alternatives page was last updated

Alternatives list

  1. 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
    Good alternative?
     
  2. 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
    Good alternative?
     
  3. Requester icon
     4 likes

    HTTP client plugin for Sublime Text with an expansive feature set, modern UX, elegant syntax and first class support for testing.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Alerts

    • Discontinued

    Platforms

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

    Httpiness is aimed to be a simple, straightforward HTTP client which minimizes time to configure, send, reconfigure and resend requests in order to maximize development efficiency.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Windows
    Good alternative?
     
  5. Restretto icon
     1 like

    Minimal native and free REST API client for Mac.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    Good alternative?
     
  6. RequesterX icon
     2 likes

    RequesterX is a free desktop HTTP client for API testing and development. Organize requests into nested collections, use environment variables for easy context switching, generate code snippets in 13 languages, and keep everything stored locally — no account required.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    Good alternative?
     
  7. Routebase icon
     1 like

    Routebase keeps your API's design, docs, mock servers, contract tests and monitoring in one living OpenAPI spec so they can't drift apart.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
    • Software as a Service (SaaS)
    • Mac
    • Windows
    Good alternative?
     
  8. Prompt API icon
     10 likes

    Prompt API is a curated API marketplace with high scalability and security for developers. It differentiates from large and uncurated API marketplaces like rapid API by its selection process and hosting options.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
    Good alternative?
     
  9. Test API icon
     Like

    Use Test API for restful api testing. This postman alternative test rest api online and use post request online to test API endpoint.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Google Chrome
    Good alternative?
     
  10. Lightweight, free and open-source offline REST and GraphQL API client for Visual Studio Code. A privacy-focused client for testing APIs, HTTP requests and web services.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Cursor
    • Windsurf
    • Visual Studio Code
    Good alternative?
     
  11. ApiClient icon
     Like

    Helps you to test the Rest API with your phone including features like import, edit and export postman collections.With this, you don't need to look for your laptop or PC whenever you need to test and modify your REST APIs. You can work on them anytime, on the go.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Android
    Good alternative?
     
  12. Nokori icon
     Like

    Nokori is the all-in-one platform for building, hosting, and growing your SaaS business. From Instant Microservices, Auth-as-a-Service, and Transactional Email, we give tech brands the tools they need to bring ideas to life quickly and easily, while providing seamless...

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    Good alternative?
     
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