Postman

Sure, Postman Postman is awesome.

But have you considered these open source alternatives?

They are free, self-hostable and community-driven.

Check by yourself: Hoppscotch  Hoppscotch ,  Sparrow .

  1. So is Hoppscotch Hoppscotch

    Client API simile a Postman

    ★ 76.3K API Testing License: MIT

    Hoppscotch è una suite di sviluppo API leggera e basata sul web.

    preview

  2. So is Sparrow

    Next-gen API testing

    ★ 2.7K API Testing License: AGPL-3.0

    Sparrow is your next go-to API development buddy which can help you test, debug, and distribute better APIs while collaborating with your colleagues and making you a better programmer.

    preview