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EthriPerf3
Free

Free and open source under the MIT licence.

 Free

Free and open source under the BSD 3-Clause licence, developed at ESnet and Lawrence…

Windows, macOS, Linux, Command line Windows, macOS, Linux, Command line
  • Covers TCP, UDP and ICMP in one tool
  • Same tool on Windows, Linux and macOS
  • Measures the link between two machines you own, not a public server
  • TCP, UDP and SCTP with tunable windows, streams and packet sizes
  • Command-line only
  • No formal releases listed on the repository
  • Command line only
  • Not backwards compatible with the original iperf
Downloadable app Downloadable app
Open source Open source
License: MIT License: BSD-3-Clause
No account needed No account needed
Works offline Works offline

Checked October 2, 2026

Checked September 21, 2026

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