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