Compare software

Grafana k6Bombardier
Free

The k6 tool itself is free and open source.

 Free

Free and open source.

Command line Windows, macOS, Linux, Command line
  • Test scenarios written in plain JavaScript
  • Single command-line tool, also usable in Docker
  • Single Go binary that runs on several platforms
  • Reports throughput and latency for a test run
  • Requires writing scripts; no graphical test builder in the tool itself
  • Aimed at developers rather than casual site owners
  • Command line only, with no graphical interface
  • Tests HTTP load rather than scripted multi-step scenarios
Downloadable app Downloadable app
Open source Open source
License not stated License: MIT
No account needed No account needed
Works offline Not stated if it works offline

Checked September 23, 2026

Checked October 1, 2026

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