Self-hosted, lightweight server and website monitoring and O&M tool
Free open source tool for real-time PC hardware sensor monitoring
Raspberry Pi config for all things Internet
BGP and RPKI monitoring tool
Monitor temperature sensors, fan speed, voltage, load & clock speeds
Security analysis tool for EVM bytecode. Supports smart contracts
Lightweight network IP scanner
A fancy self-hosted monitoring tool
The Active Monitoring System
The open source time series database
An interactive NVIDIA-GPU process viewer and beyond
pg_activity is a top like application for PostgreSQL server activity
Scouter is open source APM (Application Performance Management) tool
A Python based monitoring and tracking tool for Plex Media Server
OpenWRT plugin that provides proxy routing management
Open-source systems performance monitor
The open source, full-stack monitoring platform
The best free open source website change detection and restock service
Monitoring of JavaEE applications
Monitorix is a free, open source, lightweight system monitoring tool
Hard drive diagnostics and disk health check testing tool
Collect and display information and stats from a running PostgreSQL
AI-driven public opinion trend monitor with multi-platform aggregation
PostgreSQL metrics monitor/dashboard
An eye on your system