socat

socat is a relay for bidirectional data transfer between two independent data channels.

AUTAPF

Reliable TCP and UDP port forwarding for Windows.

Clone and edit websites. Troll your friends.

Ethereal® is used by network professionals around the world for troubleshooting, analysis…

With Homedale you can search for Wi-Fi / WLAN Access Points and monitor their signal strength.

Instant performance assessment of complex networks from pre- to post-deployment.

Free open source tool to perform TCP based session relay

miniupnp project homepage : a lightweight upnp client and daemon

NetCrypt file-transfer network administration utility. Secure alternative to netcat, OpenSSH or SFTP.

NetSpot is a free app for wireless site surveys, Wi-Fi analysis, and troubleshooting

PortForward’s PFConfig Software lets you forward ports on any router for any program.

URL shortener for savvy marketers

Social & Matchmaking platform for gamers.

TheCodingMonkeys, authors of software like SubEthaEdit.

Portfwd, Port Forwarding Daemon, stands for port forwarding daemon.

This tool is created with the primary intention of making it easy to the end user to set forwarding rules in his router….

Edit any webpage. Get short URL. Troll your friends!

Simple Port Forwarding works with WebPages and not directly with your router.

TCPEye is an easy-to-use monitoring application that will display a list of all network processes.

iwScanner is a wireless scanner for linux with an easy to use graphic interface.

Netcat is a featured networking utility which reads and writes data across network connections…