Selfishnet | V3 Free

It sends false messages to other devices on the network, tricking them into thinking your computer is the router.

: If you want to kick a user off the network entirely, you can simply check the "Block" box next to their device. Selfishnet V3

SelfishNet v3 packages powerful network-monitoring and traffic-control features into an accessible GUI, useful for diagnostics and management on networks you control. However, because it relies on interception techniques like ARP spoofing, it carries significant ethical, legal, and stability risks when used without explicit authorization. Prefer router-based or enterprise-grade controls for routine bandwidth management, and restrict SelfishNet-style tools to controlled, consented environments or testing labs. It sends false messages to other devices on

Tools like Wondershaper (Linux) or NetLimiter (Windows) allow you to limit your own traffic or manage your PC's outgoing packets. They do not attack other users. However, because it relies on interception techniques like

Use it wisely. Use it sparingly. And if your flatmate suddenly starts staring at you during every lag spike… maybe it’s time to just buy a better router.