Free Nagios Alternatives
The best free alternative to Nagios is Zabbix, which is also Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Nagios and loads of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Nagios are Netdata, Icinga, Cockpit Project and Cacti.
Nagios alternatives are mainly Network Monitors but may also be Uptime Monitor Services or Website Monitors. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Nagios.
- Free • Open Source
- Linux
- Self-Hosted
- FreeBSD
- OpenBSD
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.
Zabbix vs Nagios opinions
Innovative UI and complex functions.
- Free • Open Source
- Mac
- Linux
- Online
- BSD
- Self-Hosted
- C (programming language)
- Python
- JavaScript
- Node.JS
- Bash
Infrastructure-wide health monitoring & performance troubleshooting in one place. Collaborate in the same place as relevant data from your systems and applications, reducing mean time to acknowledge (MTTA), & mean time to resolution. (MTTR).
Netdata vs Nagios opinions
Super fast monitoring of the system, and also of the monitors the kernel of the system.
Icinga is a fork of Nagios and is backward compatible. So, Nagios configurations, plugins and addons can all be used with Icinga.
Makes it easy to administer Linux servers via a web browser. It allows you to easily perform simple tasks like storage administration, inspecting journals, starting & stopping services, monitoring & administering several servers at once.
Cacti is a complete frontend to RRDTool, it stores all of the necessary information to create graphs and populate them with data in a MySQL database. The frontend is completely PHP driven.
- Free • Open Source
- Linux
- BSD
- MySQL Community Edition
- Apache HTTP Server
- JavaScript
- PHP
LibreNMS is an autodiscovering PHP/MySQL based network monitoring system forked from Observium. LibreNMS aims to be easy to use, painless to deploy, and support monitoring of a wide range of devices.
LibreNMS vs Nagios opinions
Teke2So easy to setup, very powerful, and can use the Nagios plugins.
Best open source tool that I've tried! Easy to install, manage and low support.
- Free • Proprietary
- Windows
- Online
- Android
- Android Tablet
Join millions of IT professionals and download Spiceworks, a free network monitoring software with network management tools, help desk ticketing app, network mapper and more.
- Freemium • Proprietary
- Windows
- Online
- Software as a Service (SaaS)
An advanced network monitoring solution to monitor network up/downtime, traffic and usage. Features include availability, performance, and bandwidth monitoring (SNMP, WMI, packet sniffing, NetFlow), instant alerts, reporting, failover clustering.
PRTG Network Monitor vs Nagios opinions
PRTG is highly flexible and fairly intuitive.
Cabot is a free, open-source, self-hosted infrastructure monitoring platform that provides some of the best features of PagerDuty, Server Density, Pingdom and Nagios without their cost and complexity.
- Freemium • Proprietary
- Windows
Lansweeper discovers Windows, Linux and Mac machines in your network. In addition, it inventories network devices such as Printers, Routers and Switches.
