1 Open Source Alternatives to Prtg

A list of 1 carefully selected open-source alternatives to Prtg.

Created by

Adrian

Mar 9, 2025Updated•2 min read

The open-source alternatives are ranked based on our custom ranking system and score. This system takes into account various factors to determine the best alternatives.

If you’re looking for alternative features or workflows, here is a prepared detailed list of Prtg open-source alternatives — each with its own distinctive strengths and key features.

Checkmk

1,687

479

Checkmk is a best-in-class IT monitoring platform that empowers IT operations and DevOps teams with a comprehensive, scalable, and automated solution for monitoring infrastructure and applications. It delivers out-of-the-box discovery and over 2,000 vendor-maintained plug-ins to ensure every component of your IT ecosystem is covered.

Key Features

High-performance scalable architecture capable of monitoring millions of services
Over 2,000 vendor-maintained plug-ins for diverse IT environments
Automated host discovery and configuration with auto-registration
Granular security controls including encryption, 2FA, and role-based permissions
Extensible platform with REST API for custom monitoring and integrations

Checkmk offers a powerful monitoring solution built on a high-performance core designed to scale up to millions of services. The platform automates host discovery, configuration, and agent management using a modern REST API, reducing manual work and ensuring real-time insights. With customizable dashboards, advanced analytics, and granular security controls including encryption and 2FA, it provides complete visibility into cloud, on-premise, and hybrid infrastructures while enabling rapid investigation and resolution of issues.

Learn more about Checkmk

Price comparison of Prtg open-source alternatives

Tool	Tier 1	Tier 2	Tier 3	Details
Checkmk	$0 Raw Edition	$175 Enterprise Edition	$250 Cloud Edition	Learn more

* Pricing shown is based on publicly available information and may not reflect current rates. Visit each tool's website for detailed pricing information and additional tiers.

About Prtg

Paessler offers PRTG Hosted Monitor, a cloud-based monitoring solution suitable for small to large IT infrastructures, without the need for dedicated hardware. The product allows users to monitor their systems, devices, applications, traffic, and more. Hosted on AWS servers, the solution offers easy and quick setup, automatic updates, and backups, as well as flexible pricing on a subscription basis that scales with your requirements. With integrated support of all important technologies and protocols, automatic network discovery, custom maps, and dashboards, as well as real-time alerts and highly customizable reports, PRTG Hosted Monitor provides all the monitoring features needed in a single tool. The solution also offers the flexibility to monitor multiple distributed locations and can be used as a Managed Service Provider. Paessler's worldwide hosting regions ensure that the cloud-based monitoring solution is hosted near you, providing reliable IT infrastructure and making your job easier. Customers can benefit from a free 10-day trial and flexible pricing options, with the ability to switch plans monthly according to their needs.

Similar Alternatives

Nagios

Overcome the challenges of IT infrastructure monitoring and become the hero of your organization with the Nagios Monitoring Suite.

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Zabbix

Zabbix is an enterprise-class, open-source monitoring solution that makes network and application monitoring simple.

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This comparison data was compiled with AI assistance.

Prtg

Paessler PRTG Hosted Monitor ✦ All-in-one Monitoring-Lösung für Ihre IT ✦ Keine Serverinstallation benötigt ➤ 10 Tage kostenlos testen!

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