An eye on your system
pg_activity is a top like application for PostgreSQL server activity
A Network Packet Sniffing tool developed in Python 3
Eye candy ARP spoofer for Windows
Zenoss - Intelligent IT Operations Management
Monitor monthly internet Transmit and Receive bandwidth usage - Linux
Tool to ping hosts through firewalls blocking ICMP
Network Ping time and UPS Logger
Xplico is a Network Forensic Analysis Tool (NFAT)
Show devices in a lan
Free, open-source IP scanner
Python3 tool to scan, detect and control chromecast devices
PotHead
track log files, block intrusions, and much more
Open Source SIEM
Gerix WiFi cracker
Scalable, distributed monitoring system for high-performance computing