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Altair GraphQL ClientBruno
Freemium

The client is free and open source; Altair GraphQL Cloud is an optional hosted service.

 Freemium

Most features are free and open source under the MIT licence. Paid editions add features…

Windows, macOS, Linux, Web, Browser extension Windows, macOS, Linux
  • Schema docs search with one-click query generation
  • Environments, pre-request scripts and file uploads
  • Collections are plain files, so Git does the versioning and sharing
  • Offline only, with the project committing to never adding cloud sync
  • Focused on GraphQL only, not general REST testing
  • Team sync features rely on the separate cloud service
  • Some team features are paid
  • The Bru markup is a format specific to Bruno
Downloadable app, Browser extension Downloadable app
Open source Open source
License not stated License: MIT
No account needed No account needed
Not stated if it works offline Works offline

Checked September 23, 2026

Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.