Self-hosted, lightweight server and website monitoring and O&M tool
The Network UPS Tools repository
A suite of Monitoring Plugins (formerly known as nagios-plugins)
Community-based GPL-licensed network monitoring system
A Network Packet Sniffing tool developed in Python 3
The official PHP SDK for Sentry (sentry.io)
Lightweight network IP scanner
The Active Monitoring System
Monitor temperature sensors, fan speed, voltage, load & clock speeds
An ID Generator for PHP based on Snowflake Algorithm
Application to comfortably monitor your Internet traffic
Open Source Social Network (OSSN) is a social networking software
Application Performance Monitoring System
Centralized network visibility and continuous asset discovery
An eye on your system
Open-source systems performance monitor
BGP and RPKI monitoring tool
Apache HertzBeat(incubating) is a real-time monitoring system
A full packet capturing, indexing, and database system
A fancy self-hosted monitoring tool
Enterprise-Grade Open-Source Network Management Platform
pg_activity is a top like application for PostgreSQL server activity
Raspberry Pi config for all things Internet
A Swiss army knife for your daily Linux network plumbing
Cross-platform lib for process and system monitoring in Python