Upptime
Monitoring & StatusGitHub-powered uptime monitor and status page
Replaces Statuspage, Pingdom
Best Free Monitoring & Status for self-hosting
The 37 best Free monitoring & status you can self-host, ranked by community traction.
Scrutiny
Monitoring & StatusWeb dashboard for hard drive SMART health monitoring
Replaces CrystalDiskInfo
WatchYourLAN
Monitoring & StatusLightweight network IP scanner with web UI
Replaces Fing, Angry IP Scanner
Hertzbeat
Monitoring & StatusReal-time monitoring system with customizable templates
Replaces Zabbix, Datadog
Statping
Monitoring & StatusStatus page and uptime monitor with a clean UI
Replaces StatusPage, UptimeRobot
NetAlertX
Monitoring & StatusNetwork presence scanner and intrusion detection
Replaces Fing
Pulse Monitor
Monitoring & StatusSelf-hosted monitoring of Proxmox and infrastructure
Replaces Datadog
Speedtest Tracker
Monitoring & StatusTracks internet connection speed over time on a dashboard
Replaces Speedtest.net
Vmstat Exporter
Monitoring & StatusPrometheus exporter for assorted system metrics
Replaces Datadog Agent
Cstate
Monitoring & StatusStatic status page based on Hugo and Markdown
Replaces Statuspage
PHP Server Monitor
Monitoring & StatusSimple PHP tool for monitoring servers and websites
Replaces Pingdom, UptimeRobot
Process Exporter
Monitoring & StatusPrometheus exporter for per-process metrics
Replaces Datadog Agent
Grafana Beyla
Monitoring & StatusZero-code eBPF auto-instrumentation for application metrics
Replaces Datadog APM, New Relic
Munin
Monitoring & StatusNetworked resource monitoring with plug-and-play graphs
Replaces Datadog
Nagios Core
Monitoring & StatusIndustry classic host and service monitoring engine
Replaces SolarWinds, PRTG
Smokeping
Monitoring & StatusLatency measurement and network performance grapher
Replaces PRTG
Cacti
Monitoring & StatusRRDtool-based network graphing and monitoring solution
Replaces PRTG, SolarWinds
Mailrise
Monitoring & StatusSMTP gateway that forwards email alerts to push services
Replaces PagerDuty
Proxmox VE Exporter
Monitoring & StatusPrometheus exporter for Proxmox Virtual Environment
Replaces vRealize Operations
OpenNMS Horizon
Monitoring & StatusEnterprise network management and monitoring platform
Replaces SolarWinds, PRTG
Grafana Faro
Monitoring & StatusFrontend observability SDK and collector
Replaces Sentry, LogRocket
Shinken
Monitoring & StatusPython monitoring framework compatible with Nagios
Replaces SolarWinds
Kuma Mieru
Monitoring & StatusModern status page frontend powered by Uptime Kuma data
Replaces StatusPage, Instatus
Argus Monitor Web
Monitoring & StatusMulti-service status monitoring with deployment tracking
Replaces Dependabot
JSON Exporter
Monitoring & StatusPrometheus exporter that scrapes metrics from JSON APIs
Replaces Datadog
Monika
Monitoring & StatusSynthetic monitoring with HTTP probes from config
Replaces Pingdom, Datadog Synthetics
IPMI Exporter
Monitoring & StatusPrometheus exporter for IPMI hardware sensors
Replaces Dell OpenManage
smartctl Exporter
Monitoring & StatusPrometheus exporter for disk SMART health data
Replaces CrystalDiskInfo
Pandora FMS Community
Monitoring & StatusFlexible enterprise-grade monitoring system
Replaces SolarWinds, PRTG
Thruk
Monitoring & StatusMulti-backend monitoring web interface for Nagios family
Replaces SolarWinds
NUT Exporter
Monitoring & StatusPrometheus exporter for Network UPS Tools
Replaces APC PowerChute
Speedtest Exporter
Monitoring & StatusPrometheus exporter for internet speed test results
Replaces Speedtest.net
Monit
Monitoring & StatusProcess supervision and self-healing system monitoring
Replaces Datadog
Naemon
Monitoring & StatusNetwork monitoring core based on the Nagios codebase
Replaces SolarWinds, PRTG
Fail2Ban Webinterface
Monitoring & StatusMonitor Fail2Ban and manually ban / release IP's
Phoenix Panel
Monitoring & StatusLightweight self-hosted status page and uptime monitor
Replaces StatusPage, Better Uptime
Observium
Monitoring & StatusAuto-discovering network monitoring platform
Replaces SolarWinds, PRTG
No apps match these filters.
At a glance
| App | Deploy effort | Difficulty | Min. RAM | License | ★ Stars |
|---|---|---|---|---|---|
| Upptime | ≈5-minute setup | Easy | 64 MB | MIT | 17,181 |
| Scrutiny | Under-an-hour setup | Easy | 256 MB | MIT | 8,329 |
| WatchYourLAN | Under-an-hour setup | Easy | 64 MB | MIT | 7,629 |
| Hertzbeat | Under-an-hour setup | Medium | 1,024 MB | Apache-2.0 | 7,426 |
| Statping | Under-an-hour setup | Easy | 128 MB | GPL-3.0 | 7,292 |
| NetAlertX | Under-an-hour setup | Easy | 256 MB | GPL-3.0 | 7,279 |
| Pulse Monitor | Under-an-hour setup | Easy | 256 MB | MIT | 6,826 |
| Speedtest Tracker | Under-an-hour setup | Easy | 256 MB | MIT | 6,014 |
| Vmstat Exporter | Under-an-hour setup | Medium | 64 MB | Apache-2.0 | 3,640 |
| Cstate | ≈5-minute setup | Easy | 32 MB | MIT | 2,896 |
Quick picks
- Most adopted: Upptime (17,181 GitHub stars).
- Lightest footprint: Monit (from 16 MB RAM, against 4,096 MB for the heaviest here).
- Fastest to deploy: Upptime (one-click platform packages).
- Licensing: 12 of 37 use MIT; check the rest individually if you plan to modify and redistribute.
Every option here is open-source and self-hostable, tagged Free within the monitoring & status category. Deploy effort is graded from published container recipes, not vendor claims — see the methodology.