Alternatives to Nagios for all platforms with any license

  • Zabbix icon

    Zabbix

    Gather and analyze accurate statistics and performance metrics, visualize it, get notified about current and potential issues without...

    Open Source Mac Linux Self-Hosted FreeBSD OpenBSD

  • Spiceworks icon

    Spiceworks

    Join millions of IT professionals and download Spiceworks, a free network monitoring software with network management tools, help desk...

    Free Windows Web / Cloud Android Android Tablet

  • Munin icon

    Munin

    Munin is a networked resource monitoring tool that can help analyze resource trends and "what just happened to kill our...

    Open Source Mac Windows Linux

  • Datadog icon

    Datadog

    Datadog is a monitoring service for IT, Dev & Ops teams who write and run applications at scale, and want to turn the massive...

    Freemium Mac Windows Linux Web / Cloud

  • Icinga icon

    Icinga

    Icinga is a fork of Nagios and is backward compatible. So, Nagios configurations, plugins and addons can all be used with Icinga....

    Open Source Mac Linux

  • PRTG Network Monitor icon

    PRTG Network Monitor

    PRTG Network Monitor monitors availability and usage of your network or website and will let you know when something serious is...

    Freemium Windows

  • Monit icon

    Monit

    Monit is a free open source utility for managing and monitoring, processes, programs, files, directories and filesystems on a UNIX...

    Open Source Mac Linux BSD

  • Observium icon

    Observium

    Observium is an autodiscovering PHP/MySQL/SNMP based network monitoring which includes support for a wide range of network hardware...

    Freemium Linux Web / Cloud BSD

  • Pulseway icon

    Pulseway

    Pulseway changes the enterprise monitoring and management game with its mobile management solution. Now you can receive alerts and...

    Commercial Mac Windows Linux Android iPhone Blackberry ... Windows RT Android Tablet Windows Phone iPad

  • The Dude icon

    The Dude

    The Dude network monitor is a new application by MikroTik which can dramatically improve the way you manage your network environment....

    Free Windows

  • Cacti icon

    Cacti

    Cacti is a complete frontend to RRDTool, it stores all of the necessary information to create graphs and populate them with data in a...

    Open Source Windows Linux

  • PHP Server Monitor

    PHP Server Monitor is a script that checks whether your websites and servers are up and running. It comes with a web based user...

    Open Source Windows Linux BSD Self-Hosted PHP

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  • NetCrunch icon

    NetCrunch

    NetCrunch 9 is an all-in-one and agentless network, server, application, log, file and web monitoring suite. It runs on Windows Server...

    Commercial Mac Windows Linux Web / Cloud Self-Hosted

  • Check_MK icon

    Check_MK

    Check_MK is comprehensive IT monitoring solution in the tradition of Nagios. Check_MK is available as Raw Edition, which is 100% pure...

    Open Source Linux

  • Cabot

    Self-hosted, easily-deployable monitoring and alerts service - like a lightweight PagerDuty

    Open Source Self-Hosted

  • NAV icon

    NAV

    NAV (Network Administration Visualized) is a free software program to monitor networks, developed by UNINETT and used by universities...

    Open Source Linux Self-Hosted

  • Port Monitor icon

    Port Monitor

    Port Monitor is an easy and online tool that does website and server monitoring for you 24/7 every 60 seconds and sends you or your...

    Freemium Web / Cloud

  • Monitis icon

    Monitis

    Monitis is a Cloud monitoring and IT analytics service offering Website Monitoring, Server Monitoring, Network Monitoring, Application...

    Freemium Web / Cloud

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  • Opsview Atom icon

    Opsview Atom

    Opsview Atom is ideal for personal use, SoHo setups, test or lab environments or just to get your hands dirty with all of...

    Free Linux

  • netdata

    netdata - Real-time performance monitoring, done right! netdata is the fastest way to visualize metrics. It is a resource...

    Open Source Linux C (programming language)

  • CoScale icon

    CoScale

    Full stack web performance monitoring. Includes server, application, and end-user monitoring, powered by anomaly detection.

    Commercial Mac Windows Linux Web / Cloud

  • Total Network Monitor icon

    Total Network Monitor

    Total Network Monitor 2 is a network monitoring software program that is designed to continuously monitor your local network...

    Commercial Windows

  • Zenoss Core icon

    Zenoss Core

    Zenoss (Zenoss Core) is an open source application, server and network management platform based on the Zope application server....

    Open Source Mac Linux Android

  • Wolfpack

    Wolfpack aims to be the "swiss army knife" of monitoring. To borrow a line from Etsy..."if it moves we monitor it, even...

    Open Source Windows

  • Dynatrace Ruxit icon

    Dynatrace Ruxit

    All-in-One monitoring solution that covers your entire application stack: • Application performance monitoring for Java, Node.js...

    Commercial Windows Linux Web / Cloud Android iPhone Chrome OS ... Android Tablet iPad

  • AppBeat icon

    AppBeat

    We monitor your websites and alert you when they fail (failure is confirmed from multiple probe locations). Integrated also public...

    Freemium Web / Cloud

  • Opsview Enterprise icon

    Opsview Enterprise

    Opsview is award winning unified service monitoring software for complex, distributed IT infrastructures.

    Commercial Windows Linux

  • Sensu Core icon

    Sensu Core

    The Sensu Open Source Project (a.k.a. "Sensu Core") intends to provide an open framework for building comprehensive...

    Free Personal Linux

  • OpenNMS icon

    OpenNMS

    OpenNMS is an enterprise grade network monitoring and network management platform developed under the free software or open source...

    Open Source Mac Windows Linux

  • Monitorix icon

    Monitorix

    Monitorix is a system monitoring tool designed to monitor as many services and system resources as possible. Due to its simplicity and...

    Open Source Linux

  • NetXMS icon

    NetXMS

    NetXMS is an enterprise grade multi-platform open source network management and monitoring system. It provides comprehensive event...

    Open Source Mac Windows Linux

  • Shinken icon

    Shinken

    Shinken is an open source computer system and network monitoring software application compatible with Nagios. It's written in...

    Open Source Mac Windows Linux Android Android Tablet

  • PhpSysInfo

    phpSysInfo: a customizable PHP script that displays information about your system nicely

    Open Source Self-Hosted PHP

  • InfraDog Server Mobile Admin icon

    InfraDog Server Mobile Admin

    First computerless IT management solution, monitor and access critical servers anywhere, anytime simply by touch. Agentless...

    Commercial Windows Android iPhone

  • Centreon Enterprise Server icon

    Centreon Enterprise Server

    Centreon is a GUI built ontop of Nagios. Features include: monitoring your servers, active elements and applications. real-time...

    Open Source Linux