A suite of Monitoring Plugins (formerly known as nagios-plugins)
An open source recommender system service written in Go
Xray panel supporting multi-protocol multi-user expire day
Application Performance Monitoring System
Community-based GPL-licensed network monitoring system
Sentry SDKs for JavaScript
Cross-platform application monitoring and error tracking software
Monitor and troubleshoot transactions in complex distributed systems
Tools for BPF-based Linux IO analysis, networking, monitoring, etc.
A remote monitoring & management tool, built with Django, Vue and Go
Scapy is a Python-based interactive packet manipulation program
Extract internal monitoring data from application logs
Simple. Scalable. Multi-cloud monitoring
Python library and shell utilities to monitor filesystem events
Open source APM: OpenTelemetry traces, metrics, and logs
A Cloud Native Batch System (Project under CNCF)
A cross-platform desktop All-in-One assistant tool for Claude Code
The Java agent for Apache SkyWalking
Application Observability using eBPF
Gateway service providing dynamic routing, monitoring and more
Web UI for Jaeger
HFS is a web file server to run on your computer
SigNoz is an open-source APM. It helps developers monitor their apps
A web based mission control framework