IDS + IPS for RouterOS (mikrotik)
Simple Multi Protocol Packet Sniffer - SMPPS
Windows share network scanner
Detect Flooder IPs, Reduce Attack Surface against HTTP Flood Attacks
NDPMon - Neighbor Discovery Protocol Monitor
A simple TCP/UDP Port Flooder written in Python.
A detailed user action logging engine
Open Source System and Network Monitoring for Linux Desktop
Passive Proxy Daemon sniffs packets and creates squid proxy logs