port-scanner

A powerful tool for managing networks and troubleshoot network problems!

Network security scanner — rogue device detector, STP monitor, and connectivity analyser

Find which processes are holding a file lock or binding a network port.

Cross-platform netcat — TCP/UDP send/receive, port checks, TLS clients.

Maps the devices on your network and shows what they are exposing, entirely on your own machine

Local-first Windows LAN scanner with live discovery, topology mapping, per-device port history, and 26 built-in IT tools.