iperf3: A TCP, UDP, and SCTP network bandwidth measurement tool
High performance ping tool
The Active Monitoring System
A web-based network management tool
A fancy self-hosted monitoring tool
Lightweight network IP scanner
A simple, decentralized mesh VPN with WireGuard support
LuLu is the free open-source macOS firewall
Scouter is open source APM (Application Performance Management) tool
The premiere source of truth powering network automation
APM, (Application Performance Management) tool
An interactive NVIDIA-GPU process viewer and beyond
pg_activity is a top like application for PostgreSQL server activity
A simple server monitor tool
An eye on your system
Self-hosted, lightweight server and website monitoring and O&M tool
A Swiss army knife for your daily Linux network plumbing
Collect and display information and stats from a running PostgreSQL
Monitoring of JavaEE applications
A fast emergency response tool designed for supply chain vulnerability
Overlay networking tool with a focus on performance and simplicity
Zeek is a powerful network analysis framework
A Python based monitoring and tracking tool for Plex Media Server
Monitorix is a free, open source, lightweight system monitoring tool
The open source, full-stack monitoring platform