Self-hosted, lightweight server and website monitoring and O&M tool
Open source APM: OpenTelemetry traces, metrics, and logs
CLI tool for configuring and monitoring Claude Code
Lightweight network IP scanner
Elastic APM .NET Agent
Datadog Go Library including APM tracing, profiling, and security
Real-time Claude Code usage monitor with predictions and warnings
Cross-platform application monitoring and error tracking software
Scouter is open source APM (Application Performance Management) tool
The Active Monitoring System
Bandwidth monitor and rate estimator
Manages, configures, and monitors Microsoft 365 tenant configurations
Sentry SDKs for JavaScript
Elastic APM Java Agent
AgentGuard is a firewall for AI agents
A fancy self-hosted monitoring tool
sp_whoisactive
The open source, full-stack monitoring platform
Apache HertzBeat(incubating) is a real-time monitoring system
Vendor-neutral programmable observability pipelines
The Python Code Tutorials
A Python based monitoring and tracking tool for Plex Media Server
A distributed and high-performance monitoring system
Application Performance Monitoring System
An eye on your system