document updated 9 months ago, on May 24, 2022

Utilities that function very similarly to netcat are:

nc — there are at least two ports that name their binaries 'nc':
- what Ubuntu calls "traditional", written by hobbit@avian.org
- OpenBSD's implementation, inspired by hobbit@avian.org's version, but totally rewritten
ncat — part of the Nmap project
socat
pnetcat — written in Python by the University of California, Irvine
cryptcat
netcat — written by Giovanni Giacobbi
nc6
sock
socket
spd
Perl implementation of netcat?