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Open-source alternatives to Postman

Two hand-approved projects in our catalog replace Postman. Both are aPI tools software. Hoppscotch has the most GitHub stars (80.7K). Tick what matters to you and the list re-sorts so the closest fits come first.

What matters to you?

Each choice is checked against live catalog data. Counts show how many alternatives meet it.

Licence
Activity
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The alternatives

Pick what matters below. For now the two alternatives are in order of GitHub stars.

Order: GitHub stars

Hoppscotch

API tools

Build, test and share API requests with your whole team.

  • Test REST, GraphQL, WebSocket, Server-Sent Events, Socket.IO and MQTT APIs from one app.
  • Share collections and environments in workspaces with owner, editor and viewer roles.
  • Run saved collections as automated tests from a terminal with the hopp test command.
Meets: Permissive licenceMeets: Open-source licenceMeets: Released ≤ 90 daysDoes not meet: Gaining starsMeets: Written in TypeScriptMeets: In a stack
80.7K starsMITTypeScriptLatest release yesterdayWebsite ↗Full profile →

Bruno

API tools

Keep API requests and tests as plain files in your Git repo.

  • Store requests, folders and environments as plain text files in your own Git repository.
  • Write JavaScript scripts and tests, and keep secrets out of shared files with secret variables or a .env file.
  • Run whole collections from the bru command line or a Docker image, and import from Postman, Insomnia or OpenAPI.
Meets: Permissive licenceMeets: Open-source licenceMeets: Released ≤ 90 daysDoes not meet: Gaining starsMeets: Written in JavaScriptDoes not meet: In a stack
48K starsMITJavaScriptLatest release 9 days agoWebsite ↗Full profile →

Data from GitHub and our catalog. Every listing is hand-approved. List prices are what the vendor publishes, not a quote, and self-hosting has its own running costs.