Top #monitoring Tools & Software

MangoHud

github

A Vulkan and OpenGL overlay for monitoring FPS, temperatures, CPU/GPU load and more.

alertmanager

github

Prometheus Alertmanager

LibreHardwareMonitor

github

Libre Hardware Monitor is free software that can monitor the temperature sensors, fan speeds, voltages, load and clock speeds of your computer.

maltrail

github

Malicious traffic detection system

Claude-Code-Usage-Monitor

github

Real-time Claude Code usage monitor with predictions and warnings

awesome-prometheus-alerts

github

🚨 Collection of Prometheus alerting rules

coroot

github

Coroot is an open-source observability and APM tool with AI-powered Root Cause Analysis. It combines metrics, logs, traces, continuous profiling, and SLO-based alerting with predefined dashboards and inspections.

zeek

github

Zeek is a powerful network analysis framework that is much different from the typical IDS you may know.

arkime

github

Arkime is an open source, large scale, full packet capturing, indexing, and database system.

statping

github

Status Page for monitoring your websites and applications with beautiful graphs, analytics, and plugins. Run on any type of environment.

falcon-plus

github

An open-source and enterprise-level monitoring system.

flower

github

Real-time monitor and web admin for Celery distributed task queue

opentelemetry-collector

github

OpenTelemetry Collector

WatchYourLAN

github

Lightweight network IP scanner written in Go. With notifications, history, export to Grafana

nvitop

github

An interactive NVIDIA-GPU process viewer and beyond, the one-stop solution for GPU process management.

oneuptime

github

Complete open-source monitoring and observability platform.

opencost

github

Cost monitoring for Kubernetes workloads and cloud costs

ngxtop

github

Real-time metrics for nginx server

dockprom

github

Docker hosts and containers monitoring with Prometheus, Grafana, cAdvisor, NodeExporter and AlertManager

Tautulli

github

A Python based monitoring and tracking tool for Plex Media Server.

NetAlertX

github

Centralized network visibility and continuous asset discovery. Monitor devices, detect change, and stay aware across distributed networks.

greptimedb

github

The open-source Observability 2.0 database. One engine for metrics, logs, and traces — replacing Prometheus, Loki & ES.

alive-progress

github

A new kind of Progress Bar, with real-time throughput, ETA, and very cool animations!

suricata

github

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine developed by the OISF and the Suricata community.