Alternatives to for all platforms with any license

  • Zabbix icon


    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


    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

  • Nagios icon


    Nagios is a powerful monitoring system licensed under Nagios Enterprises that helps organizations identify and resolve IT...

    Open Source Linux

  • Munin icon


    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 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

  • Monit icon


    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

  • Icinga icon


    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

    An advanced network monitoring solution to monitor network up/downtime, traffic and usage. Features include availability, performance...

    Freemium Windows

  • Observium icon


    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

  • 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

  • Pulseway icon


    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

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  • NetCrunch icon


    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

  • 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

  • OpenNMS icon


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

    Open Source Mac Windows Linux

  • 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

  • Monitis icon


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

    Freemium Web / Cloud

  • 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

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  • 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

  • AppBeat icon


    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

  • Monitorix icon


    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 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 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

  • Naemon

    Naemon is the new monitoring suite that aims to be faster and more stable, while giving you a clearer view of the state of your...

    Free Linux

  • GFI MAX RemoteManagement icon

    GFI MAX RemoteManagement

    GFI MAX RemoteManagement allows IT Support Companies & Service Providers to manage customer's IT devices from Desktop, Tablet...

    Commercial Mac Windows Linux Web / Cloud Android iPhone

  • Idera icon


    Idera, formerly CopperEgg, is an all-in-one software-as-a-service designed and priced to ensure that organizations can effectively...

    Commercial Mac Windows Linux Web / Cloud

  • SPM icon


    Performance monitoring, logging, anomaly detection, and alerting solution available in the Cloud and On Premises

    Freemium Linux Web / Cloud CoreOS Self-Hosted Amazon Web Services Docker

  • Pandora FMS icon

    Pandora FMS

    Enterprise-ready monitoring solution that provides unparalleled flexibility for IT to address both immediate and unforeseen...

    Open Source Windows Linux Self-Hosted FreeBSD OpenBSD

  • Xymon icon


    Xymon is a tool for monitoring servers, applications and networks. It collects information about the health of your computers, the...

    Free Mac Linux

  • Controlup icon


    ControlUp is an advanced computer management and monitoring platform for simultaneously managing a large amount of Windows servers...

    Commercial Windows Comments

no free service

Comment by n-----
about Jul 2015

there currently is no free or trial available.
kinda disappointing.