Self-hosted, lightweight server and website monitoring and O&M tool
Open source APM: OpenTelemetry traces, metrics, and logs
Nagios Open Source network monitoring software - The Standard In ITM
CLI tool for configuring and monitoring Claude Code
Lightweight network IP scanner
Elastic APM .NET Agent
Cross-platform application monitoring and error tracking software
The Active Monitoring System
Manages, configures, and monitors Microsoft 365 tenant configurations
Real-time Claude Code usage monitor with predictions and warnings
Datadog Go Library including APM tracing, profiling, and security
The Python Code Tutorials
Scouter is open source APM (Application Performance Management) tool
Ncurses-based monitoring application for wireless network devices
BGP and RPKI monitoring tool
Sentry SDKs for JavaScript
Open-source systems performance monitor
Elastic APM Java Agent
The open source, full-stack monitoring platform
Apache HertzBeat(incubating) is a real-time monitoring system
The Network UPS Tools repository
An eye on your system
An interactive NVIDIA-GPU process viewer and beyond
Application to comfortably monitor your Internet traffic
A fancy self-hosted monitoring tool