Thruk is described as 'is free of charge and completely open source software. There is no open core or community version. Although Support is available'. There are eight alternatives to Thruk for a variety of platforms, including Linux, Self-Hosted solutions, FreeBSD, SaaS and OpenBSD. The best alternative is Zabbix, which is both free and Open Source. Other great apps like Thruk are Nagios (Freemium, Open Source), Icinga (Freemium, Open Source), CloudStats (Freemium) and openITCOCKPIT (Freemium, Open Source).
Gather and analyze accurate statistics and performance metrics, visualize it, get notified about current and potential issues without delay, and take advantage of our time-tested professional development and support.
Easy to use configuration web interface for nagios and neamon. openITCOCKPIT is a perfomant monitoring system with support for distributed monitoring (Satellites), REST API, nice dashboards, maps, graphs and a modular concept for easy customization.
LANState is a simple NMS with the network topology mapping and device monitoring functions. Add hosts to a graphical network map and monitor their state in the real time. Receive failure notifications when hosts and services go down.