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