tcpdump uses the libpcap library to capture packets.

Total Network Inventory is a PC audit and software inventory management solution.

NetStumbler (Network Stumbler) is a tool for Windows that facilitates detection of Wireless LANs using the 802.11b, 802.11a and 802.11g WLAN standards.

CurrPorts is network monitoring software that displays the list of all currently opened TCP/IP and UDP ports on your local computer.

TCPView is a Windows program that will show you detailed listings of all TCP and UDP endpoints on your system.

SolarWinds Network Performance Monitor is an advanced network performance monitoring software.

Kawaks is a game emulator software.

Munin is a networked resource monitoring tool that can help analyze resource trends.

Namecoin is a cryptocurrency and the first fork of the bitcoin software.

PingPlotter helps solve network problems. It's a network diagnostic tool that graphs latency and packet loss between your computer and a target.

Netcat (nc) is a computer networking utility for reading from and writing to network connections using TCP or UDP. Netcat is designed to be a dependable back-…

Rebol is a cross-platform data exchange language and a multi-paradigm dynamic programming language.

OnionCat is a VPN-adapter which allows connecting two or more computers.