The Network UPS Tools repository
Self-hosted, lightweight server and website monitoring and O&M tool
Community-based GPL-licensed network monitoring system
Lightweight network IP scanner
Application Performance Monitoring System
Application to comfortably monitor your Internet traffic
The core of our monitoring platform
An eye on your system
Monitorix is a free, open source, lightweight system monitoring tool
Monitor and troubleshoot transactions in complex distributed systems
Open source monitoring system and time series database
A full packet capturing, indexing, and database system
Apache HertzBeat(incubating) is a real-time monitoring system
pg_activity is a top like application for PostgreSQL server activity
Zeek is a powerful network analysis framework
Performance Co-Pilot
A fancy self-hosted monitoring tool
High performance ping tool
A distributed and high-performance monitoring system
A Swiss army knife for your daily Linux network plumbing
A simple program to monitor your network/data usage
Scapy is a Python-based interactive packet manipulation program
Database connection pool written in Java
Utility to scan your wireless network & display list of devices
SNMP Exporter for Prometheus