NetCut - NetCut is a Software that helps you admin your network by purely on ARP protocol.
elmoCut - elmoCut is a free open-source alternative for netcut written in Python.
SelfishNet - Block anyone or any device from using your internet
NetCTRL.io - NetCTRL.io makes administrating your Wi-Fi network as easy as possible! NetCTRL Monitor is a desktop app for discovering, monitoring and controlling devices on your network. Compatible with Windows, Mac and Linux.
WifiKill - App with ability to block other devices from network
CSArp-Netcut - An arpspoofing program that lets users launch spoofed arp requests to disrupt connections in a LAN