Similar to Netcat

Metasploit

Tcpdump

Ping (networking utility)

Wireshark

Midnight Commander

Rsync

CUPS

FIGlet

GNU Emacs

Common Management Information Protocol

Multi Router Traffic Grapher

Syslog

Syslog-ng

Zabbix

Kismet (software)

Pcap

Traceroute

Packet analyzer

ALTQ

Avahi (software)

DCE Distributed File System

Comparison of FTP client software

HTTrack

IFolder

Iptables

MsQuic

Netatalk