netcat

Use this skill when the user wants to debug network connections, scan ports, transfer files, or interact with TCP/UDP services from the command line.

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Repositorio: javimosch/supercli
Última actividad en el origen: 22 de mayo de 2026 a las 22:07
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name	netcat
description	Use this skill when the user wants to debug network connections, scan ports, transfer files, or interact with TCP/UDP services from the command line.

Netcat Plugin

Netcat (nc) reads and writes data across network connections using TCP or UDP. A swiss-army knife for network debugging.

Commands

netcat _ _ <args> — Passthrough

Usage Examples

"check if port 80 is open on example.com"
"send an HTTP request to a web server"
"listen for incoming connections on port 4444"
"transfer a file between two machines"

Installation

brew install netcat

Key Features

TCP and UDP client/server mode
Port scanning with range support
File transfer over network
Banner grabbing from services
Relay/proxy connections via -e
DNS resolution and reverse lookups
Verbose debugging output
Timeout control for network operations