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Indie alternatives to Postman

8 products made by independent developers and small teams that do what Postman does, 8 of them with a free plan. Free and open-source options come first.

At a glance

The alternatives

1. Hurl

Run and test HTTP requests from plain text files

Hurl is an open-source CLI that runs HTTP requests defined in text files and asserts on responses for API testing.

Free · Mac, Windows, Linux · Website ↗

2. Bruno

Offline-first, git-friendly API client

Bruno is an open-source API client that stores collections as plain text files in your repo so they can be versioned with git.

Free plan · Mac, Windows, Linux · Website ↗

3. Hoppscotch

Open-source API development ecosystem

Hoppscotch is a lightweight web and desktop API client for REST, GraphQL and WebSocket requests, self-hostable for teams.

Free plan · Web, Mac, Windows, Linux, Self-hosted · Website ↗

4. HTTPie

Human-friendly HTTP client for the terminal and desktop

HTTPie offers a popular open-source command-line HTTP client plus web and desktop apps for testing APIs.

Free plan · Mac, Windows, Linux, Web · Website ↗

5. Insomnia

Open-source API client for REST, GraphQL and gRPC

Insomnia, from Kong, is a desktop API client for designing, debugging and testing REST, GraphQL, gRPC and WebSocket APIs.

Free plan · Mac, Windows, Linux · Website ↗

6. Requestly

Intercept, modify and mock HTTP requests

Requestly is a browser extension and desktop app for rewriting requests, mocking APIs and testing APIs like a lightweight API client.

Free plan · Browser extension, Mac, Windows, Linux, Web · Website ↗

7. Scalar

Open-source API reference docs and API client

Scalar renders interactive OpenAPI references and includes an offline-first API client, plus hosted docs.

Free plan · Web, Mac, Windows, Linux · Website ↗

8. Yaak

Desktop API client for REST, GraphQL, gRPC and WebSockets

Yaak is an open-source desktop API client from the original creator of Insomnia, supporting REST, GraphQL, gRPC, WebSockets and server-sent events.

Free plan · Mac, Windows, Linux · Website ↗

Questions

Is there a free alternative to Postman?

Yes. 8 of the 8 indie alternatives listed here have a free plan or are free: Hurl, Bruno, Hoppscotch, HTTPie and 4 more.

Is there an open-source alternative to Postman?

Hurl, Bruno, Hoppscotch, HTTPie and 3 more are open source.

Can I self-host an alternative to Postman?

Yes: Hoppscotch can run on your own server.

Which Postman alternatives work on Mac, Windows, iPhone or Android?

On the web: Hoppscotch, HTTPie, Requestly and 1 more. As a browser extension: Requestly.

What makes these alternatives to Postman “indie”?

They are built by independent developers or small teams rather than large companies. Each one is listed because it does the same core job as Postman.

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