Open-source systems performance monitor
Monitor temperature sensors, fan speed, voltage, load & clock speeds
VoIP SIP and SKINNY quality analyzer and packet / audio recording tool
Open source APM: OpenTelemetry traces, metrics, and logs
Application to comfortably monitor your Internet traffic
SigNoz is an open-source APM. It helps developers monitor their apps
Python library and shell utilities to monitor filesystem events
Light-weight system monitor for X
The Network UPS Tools repository
Monitoring of JavaEE applications
Monitors a distributed infrastructure and sends alerts
Web UI for Jaeger
A Fast Reverse Proxy
Set of Ansible scripts that simplifies the setup of a personal VPN
This is a multi-use bash script for Linux systems
A Python based monitoring and tracking tool for Plex Media Server
BGP and RPKI monitoring tool
An eye on your system
Elastic APM Node.js Agent
Free open source tool for real-time PC hardware sensor monitoring
An interactive NVIDIA-GPU process viewer and beyond
a pluggable app that runs a full check on the deployment
Monitor and troubleshoot transactions in complex distributed systems
The Java agent for Apache SkyWalking