An eye on your system
pg_activity is a top like application for PostgreSQL server activity
Python library and shell utilities to monitor filesystem events
Monitor and Manage Wi-Fi
Website, application blocking with scheduling. Self/Parental control.
A Network Packet Sniffing tool developed in Python 3
Eye candy ARP spoofer for Windows
Zenoss - Intelligent IT Operations Management
Deploy Prometheus monitoring system
Network Ping time and UPS Logger
Raven is the legacy Python client for Sentry
Show devices in a lan
Free, open-source IP scanner
Python3 tool to scan, detect and control chromecast devices
PotHead
Open Source SIEM
Highly configurable SNMPv1/v2c/v3 application-level proxy
Nelmon is a collection of plugins for Nagios and compatible products