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LocustGatling
Free

Free and open source; paid support is available separately from Locust.cloud.

 Freemium

The Community Edition is free and open source; Enterprise Edition is a paid hosted service…

Windows, macOS, Linux, Command line Web, Command line
  • Test scenarios written as ordinary Python code
  • Distributed runs across multiple machines
  • Open-source Community Edition you can run on your own machines
  • Load tests are written as code and can be kept in version control
  • Requires writing Python to define tests
  • Documentation is focused mainly on HTTP testing
  • Writing tests as code assumes programming experience
  • Advanced analysis and tracing are only in the paid Enterprise Edition
Downloadable app Downloadable app, Hosted service
Open source Open source
License not stated License not stated
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked September 23, 2026

Checked September 24, 2026

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