xfr
Modern iperf3 alternative with live TUI and QUIC
TLDR
Start a test server
$ xfr server
Run a client test against a server$ xfr client -c [192.168.1.1]
Test with QUIC transport$ xfr client -c [host] --quic
SYNOPSIS
xfr server|client [options]
DESCRIPTION
xfr is a network performance testing tool with a live TUI featuring real-time throughput graphs, per-stream stats, and a multi-client server dashboard. It supports TCP, UDP, and QUIC protocols with configurable bitrate pacing and multiple output formats (plain text, JSON, CSV).
HISTORY
xfr was created by lance0 and is written in Rust.
