Self-hosted, lightweight server and website monitoring and O&M tool
Lightweight network IP scanner
BGP and RPKI monitoring tool
Monitor temperature sensors, fan speed, voltage, load & clock speeds
Monitor temperature sensors, fan speeds, voltages, load & clock speeds
Scouter is open source APM (Application Performance Management) tool
The Active Monitoring System
A fancy self-hosted monitoring tool
pg_activity is a top like application for PostgreSQL server activity
An interactive NVIDIA-GPU process viewer and beyond
Bandwidth monitor and rate estimator
CPU monitoring and tuning software designed for the 64-bit processors
The open source time series database
A cross-platform desktop All-in-One assistant tool for Claude Code
A Python based monitoring and tracking tool for Plex Media Server
A live recording tool
A system monitoring tool that exposes system metrics
CPU, RAM, and load monitor for use with tmux
The open source, full-stack monitoring platform
Open-source systems performance monitor
Real-time system monitor for Apple Silicon Macs (M1–M5)
Multi-Platform Live Stream Automatic Recording Tool
Monitorix is a free, open source, lightweight system monitoring tool
Visibility into servers, applications, and infrastructure
Terminal-based CPU stress and monitoring utility