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57 Monitoring apps

most established first · page 1 of 2

A–ZCheapestMost established
Narrow byFree plan372Open source64Self-hostable125
  1. 1SentryCode breaks, fix it faster$26–$80/moFree planOpen sourceSelf-hostable
  2. 2GrafanaFull-stack observability for the agentic eraFrom $19/moFree planOpen sourceSelf-hostable
  3. 3KibanaYour window into all of your dataFree planOpen sourceSelf-hostable
  4. 4ZabbixThe enterprise-class open source observability solution$325–$825/moFree planOpen sourceSelf-hostable
  5. 5NetdataMonitoring and troubleshooting transformedFrom $4.5/moFree planOpen sourceSelf-hostable
  6. 6PrometheusOpen source metrics and monitoring for your systems and servicesOpen sourceSelf-hostable
  7. 7WebminPowerful and flexible web-based server management control panelFree planOpen sourceSelf-hostable
  8. 8NagiosThe Industry Standard in Open Source IT Monitoring Tools.Free planOpen sourceSelf-hostable
  9. 9VectorA lightweight, ultra-fast tool for building observability pipelinesFree planOpen sourceSelf-hostable
  10. 10Healthchecks.ioSimple and Effective Cron Job Monitoring$5–$80/moFree planOpen sourceSelf-hostable
  11. 11Fluent BitThe preferred choice for cloud and containerized environments.Free planOpen sourceSelf-hostable
  12. 12IcingaMonitor Your Entire Infrastructure$166.67–$1250/moFree planOpen sourceSelf-hostable
  13. 13CheckmkUnified IT Observability for the Hybrid World. For cloud. For on-premises.From €190/moFree planOpen sourceSelf-hostable
  14. 14OneUptimeOpen-Source Observability & Incident Management$22–$99/moFree planOpen sourceSelf-hostable
  15. 15Fail2BanDaemon to ban hosts that cause multiple authentication errorsFree planOpen sourceSelf-hostable
  16. 16VictoriaMetricsSimple, Reliable & Efficient ObservabilityFree planOpen sourceSelf-hostable
  17. 17CockpitThe easy-to-use, integrated, glanceable, and open web-based interface for your serversFree planOpen sourceSelf-hostable
  18. 18SigNozOpenTelemetry-Native Traces, Metrics, and Logs in a single pane of glass$49–$4000/moFree planOpen sourceSelf-hostable
  19. 19Nginx Proxy ManagerExpose your services easily and securelyFree planOpen sourceSelf-hostable
  20. 20Pandora FMSThe flexible monitoring solutionFree planOpen sourceSelf-hostable
  21. 21changedetection.ioFor clever peopleFrom $8.99/moFree planOpen sourceSelf-hostable
  22. 22GatlingContinuous Performance Intelligence, powered by AIFrom €99/moFree planOpen sourceSelf-hostable
  23. 23LynisSecurity auditing, system hardening, and compliance monitoringFrom $3/moFree planOpen sourceSelf-hostable
  24. 24openstatusThe status page trusted by growing teams.$30–$500/moFree planOpen sourceSelf-hostable
  25. 25BeszelSimple, lightweight server monitoringOpen sourceSelf-hostable
  26. 26SelfPrivacyOpen sourceSelf-hostable
  27. 27Sitespeed.ioHow speedy is your websiteFree planOpen sourceSelf-hostable
  28. 28UbillingАСР для людей (Billing system for people)FreeOpen sourceSelf-hostable
  29. 29HangfireAn easy way to perform background processing in .NET and .NET Core applications. No Windows Service or separate process required.Free planOpen sourceSelf-hostable
  30. 30333networks MasterServerThe popular open-source masterserverOpen sourceSelf-hostable
  31. 31AckeeTrack without being trackedFree planOpen sourceSelf-hostable
  32. 32AlertaThe alerta monitoring system is a tool used to consolidate and de-duplicate alerts from multiple sources for quick 'at-a-glance' visualisation.Open sourceSelf-hostable
  33. 33Almond MonitorMonitoring the cool wayFree planOpen sourceSelf-hostable
  34. 34BloonixServer Monitoring With BloonixOpen sourceSelf-hostable
  35. 35CortexThe horizontally scalable, highly available, multi-tenant, long term storage solution for Prometheus and OpenTelemetry Metrics.Free planOpen sourceSelf-hostable
  36. 36Danube CloudFree planOpen sourceSelf-hostable
  37. 37EMP - Engineered Monitoring PlatformA Flexible and Powerful Monitoring and Data Analytics PlatformFreeOpen sourceSelf-hostable
  38. 38ErrsoleCollect, Store, and Visualize Logs with a Single ModuleFree planOpen sourceSelf-hostable
  39. 39GatusNever miss an outage again$10–$500/moFree planOpen sourceSelf-hostable
  40. 40KenerOpen Source Service Status PageFree planOpen sourceSelf-hostable
  41. 41KlaxonYou’ll know first.Free planOpen sourceSelf-hostable
  42. 42Kuvasz UptimeThe developer- and cloud-friendly uptime monitorFreeOpen sourceSelf-hostable
  43. 43LunalyticsMonitor Everything EffortlesslyFree planOpen sourceSelf-hostable
  44. 44MaintenantMonitor everything. Manage nothing.From €29/moFree planOpen sourceSelf-hostable
  45. 45MonikaFree and Open Source Synthetic Monitoring ToolFreeOpen sourceSelf-hostable
  46. 46MonoscopeFind and fix production issues, before customers notice$29–$500/moFree planOpen sourceSelf-hostable
  47. 47MOSSelf-hosted · Fast · ClearFree planOpen sourceSelf-hostable
  48. 48Nanolytica CloudPrivacy-First Analytics for Web, Mobile, TV & IoTFreeOpen sourceSelf-hostable