SelfishNet - Block anyone or any device from using your internet

Wireshark - Wireshark is a network protocol analyzer for Unix and Windows. It lets you capture and interactively browse the traffic running on a computer network.

Wifi Router Manager - Wifi Router Manager is a free-to-use network tool application that is providing the complete visibility of your wifi network from signal strength, security to IP addresses.

netcat - Netcat is a featured networking utility which reads and writes data across network connections...

Actiontec Managed Wifi - Actiontec Managed Wifi is a best-in-class wifi optimization utility that provides expediency to broadband operators with all tools that are required to manage the home wireless networks.

Ettercap - Ettercap is a suite for man in the middle attacks on LAN.