Avira Home Gaurd - Avira Home Guard is a free home network scanner app that helps secure the smart home, detects all devices connected to your Wi-Fi and tests your internet speed.
SelfishNet - Block anyone or any device from using your internet
Nmap - Nmap Free Security Scanner, Port Scanner, & Network Exploration Tool. Download open source software for Linux, Windows, UNIX, FreeBSD, etc.
SoftPerfect WiFi Guard - Security of your Wi-Fi network for Windows, macOS and Linux
Fingbox - Fingbox home network security device helps you keep your internet safe and secure, allows you to monitor your household digitally and improve your home Wi-Fi experience.
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.