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IPTraf-ngNetworkTrafficView
Free

Free and open source.

 Free

Freeware from NirSoft with no paid tier.

Linux, Command line Windows
  • Live traffic view in the terminal
  • Works over SSH on headless servers
  • Per-connection statistics with speed, size and packet counts
  • Shows the process behind TCP connections
  • Linux only
  • Text interface with no graphical charts
  • Requires the Npcap driver or another capture driver
  • Official requirements list Windows 2000 to Windows 10 only
Downloadable app Downloadable app
Open source Closed source
License not stated License: Freeware
No account needed No account needed
Works offline Not stated if it works offline

Checked September 24, 2026

Checked October 8, 2026

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