Compare software

sFlow-RTGoFlow2
Free

Downloadable from InMon's site; the engine itself is proprietary, not open source.

 Free

Free and open source.

Self-hosted Linux, Self-hosted, Command line
  • Real-time metrics from standard sFlow telemetry
  • REST API with thresholds and notifications
  • Handles NetFlow, IPFIX and sFlow in one collector
  • Normalises different flow protocols into a common format
  • Needs devices that export sFlow
  • API-first engine; dashboards come from add-on applications
  • Collector only; needs separate storage and dashboards
  • Configuration requires familiarity with flow protocols
Downloadable app, Self-hosted Downloadable app, Self-hosted
Closed source Open source
License not stated License not stated
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked October 1, 2026

Checked September 24, 2026

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