: Researchers can utilize Selfishnet v3 to simulate complex network scenarios for studying network behavior, developing new protocols, and testing innovative security solutions.

SelfishNet V3 is a free Windows tool designed to give you absolute control over your local network. At its core, it’s an application written in C#, which is a technical way of saying it can intelligently manage the data traffic between your router and the devices connected to it.

From an ethical standpoint, it is highly recommended that you only use SelfishNet V3 on networks you own or have explicit permission to manage. Misusing such tools on corporate or public networks can violate terms of service or local laws regarding unauthorized network interference. Are There Alternatives to SelfishNet V3?

: Essential for capturing and redirecting network packets.

Originally developed in the mid‑2000s, the software gained widespread popularity—especially in the Arabic-speaking world—as a free and accessible solution for managing shared home networks. The latest version, SelfishNet V3, is written in C# and continues to be maintained by the open‑source community on GitHub.

Right-click -> Properties -> Compatibility -> Run for Windows 7. Ethical and Legal Responsibilities

Click the button (icon looks like a magnifying glass) to see all connected devices. Click the Lightning Sign button to activate the spoofing.

: Automatically scans and lists every device (laptops, smartphones, tablets) currently connected to your Wi-Fi or local network.

This technique is powerful but :

Click inside the Download Limit or Upload Limit columns next to the target device. Enter a numeric value in kilobytes per second (e.g., enter 50 to restrict a device to roughly 0.4 Mbps).

| Alternative | Brief Description | Primary Strengths | | :--- | :--- | :--- | | | A popular cross-platform network access control tool. | Easy-to-use interface, active support. | | elmoCut | A free and open-source alternative for NetCut, written in Python. | Modern design, open-source, free to use. | | NetWarden | An open-source network management tool for device monitoring and control. | Open-source, focuses on monitoring and control. | | SoftPerfect WiFi Guard | An essential tool for monitoring your Wi-Fi network for unauthorized connections. | Excellent for security and intrusion detection. | | Wireless Network Watcher | A lightweight tool from NirSoft that scans your network and displays a list of connected devices. | Simple, portable, no installation required. | | GlassWire | A modern network security monitor and firewall with a beautiful visual interface. | Advanced security features, graphical data usage display. |

Locate the Selfishnet.exe file (often in a folder labeled "Selfishnet Windows 7-8-10").