The Network UPS Tools repository
Self-hosted, lightweight server and website monitoring and O&M tool
A suite of Monitoring Plugins (formerly known as nagios-plugins)
Disk Inspection and Monitoring
A Network Packet Sniffing tool developed in Python 3
Monitor temperature sensors, fan speed, voltage, load & clock speeds
Cross-platform lib for process and system monitoring in Python
Lightweight network IP scanner
The core of our monitoring platform
The Active Monitoring System
SQL operating system instrumentation and monitoring framework
100x Efficient Log Management than Splunk
Visibility into servers, applications, and infrastructure
Scapy is a Python-based interactive packet manipulation program
Performance Co-Pilot
Bandwidth monitor and rate estimator
Community-based GPL-licensed network monitoring system
Application to comfortably monitor your Internet traffic
Tools for BPF-based Linux IO analysis, networking, monitoring, etc.
An eye on your system
Apache HertzBeat(incubating) is a real-time monitoring system
A distributed and high-performance monitoring system
A fancy self-hosted monitoring tool
Zeek is a powerful network analysis framework
A full packet capturing, indexing, and database system