Network Monitor is a commercial-grade network forensics and traffic analytics solution that provides deep network visibility, powering threat detection and efficient incident response.



Icinga is described as 'Fork of Nagios and is backward compatible. So, Nagios configurations, plugins and addons can all be used with Icinga. Though Icinga retains all the existing features of its predecessor, it builds on them to add many long awaited patches and features requested by the' and is a Network Monitor in the network & admin category. There are more than 50 alternatives to Icinga for a variety of platforms, including Linux, Web-based, Windows, SaaS and Self-Hosted apps. The best Icinga alternative is Zabbix, which is both free and Open Source. Other great apps like Icinga are Better Stack, Nagios, Datadog and Beszel.
Network Monitor is a commercial-grade network forensics and traffic analytics solution that provides deep network visibility, powering threat detection and efficient incident response.



Infrastructure monitoring that works from minute one. One open-source agent auto-discovers 100+ services with instant dashboards and smart alerts — zero configuration. Simple per-host pricing, no surprise bills. EU data residency, PromQL and OpenTelemetry compatible. Free plan available.




Zabbix and Datadog are great, but overkill for small projects. Servwatch focuses on up/down checks and alerts to keep things fast, affordable, and simple.




Open source observability platform. SigNoz helps developers find issues in their deployed applications & solve them quickly.




Agentless monitor covers most of the aspects of monitoring like JAVA / J2EE application monitoring, server monitoring, database monitoring, transaction monitoring, network monitoring, log monitoring and system monitoring and last, but not the least is available for free.

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.




Cloud based network monitoring software that allows you to monitor servers, virtual machines, cloud and websites.



Hosted Graphite providing scalable application and software metrics and monitoring, as well as hosted grafana graphs, StatsD, and AWS stats.



Coroot is an open-source observability and APM tool with AI-powered Root Cause Analysis. It combines metrics, logs, traces, continuous profiling, and SLO-based alerting with predefined dashboards and inspections.




Trafikito is free Linux servers monitoring solution which by default checks RAM, disk space, CPU and sends you an email if something is wrong.




Centralized cloud-based platform delivers endpoint monitoring, patching, remote device control, software deployment, automation, backup, IT asset management, documentation, help desk integration, detailed reporting, and customizable alerts for modern IT operations.




Tactical RMM is a remote monitoring & management tool for Windows computers, built with Django, Vue and Golang. It uses an agent written in Golang and integrates with MeshCentral.

