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Checkmk

Unified IT Observability for the Hybrid World. For cloud. For on-premises.·checkmk.com

Checkmk is an IT monitoring and observability platform that provides unified visibility across servers, networks, storage, containers, Kubernetes, cloud environments, and applications. It offers automated discovery of hosts and services, over 2,000 pre-built integrations, dashboards, SLA reporting, and AI-assisted root-cause analysis. The product is available as self-hosted editions (Community, Pro, Ultimate) and as a fully managed SaaS edition (Checkmk Cloud).

What it's for

Infrastructure monitoring across servers, networks, storage and cloudApplication observability via OpenTelemetrySynthetic monitoring / user experience testingKubernetes and container monitoringSNMP and network device monitoringDatabase monitoringIoT and industrial device monitoringMonitoring for Managed Service Providers with multi-tenant customer management

Features 19

2,000+ pre-built/officially supported integrations
Agent-based and agentless monitoring
AI-powered root cause analysis and troubleshooting
Air-gapped deployment support
Auto-discovery of hosts and services
Availability and SLA reporting
Business process / dependency health monitoring
Centralized agent management via Agent Bakery
Checkmk Relay for lightweight remote/zero-inbound monitoring
Cloud monitoring for AWS, Azure, and GCP
Customizable dashboards and time-series graphs
Distributed monitoring at scale (100,000+ hosts)
Kubernetes and OpenShift monitoring
Multi-tenancy and strict data segregation
Native OpenTelemetry and Prometheus ingestion
REST API
Smart and granular alerting
SNMP monitoring
Synthetic monitoring powered by Robot Framework

At a glance

free tierfree trialopen sourceself-hostableAPI

TypeWeb app

DeploymentHybrid

PlatformsWeb, Linux

LanguagesEnglish, German, Italian, Spanish, French, Japanese

Forpersonal projects and small infrastructures, growing enterprises, MNCs, MSPs (Managed Service Providers)

CompanyCheckmk GmbH · 2007

Integrations

ServiceNowJiraSlackMattermostSplunk On-CallPagerDutyCisco WebEx TeamsPrometheusGrafanaGrafana CloudMS TeamsRobot Framework

Complianceself-reported

ISO 27001SOC 2

Resources

Pricing

Prices are shown in EUR (a Dollar currency toggle exists on the pricing page but no USD figures are given). Pro and Ultimate list starting monthly-equivalent prices when billed annually, with final price requiring a custom quote based on monitored hosts/services. Application Observability is included only with Ultimate and Cloud subscriptions and is not sold standalone.

CommunityFree

Free and open source edition for small infrastructures and personal projects

Easily scalable up to ~100 hosts

Pro€190/mo · billed annually

Contact sales for a custom quote based on monitored hosts/services

Monitored hosts scale from 100 to 1000+ hosts

Ultimate€275/mo · billed annually

Contact sales for a custom quote; scales to 100,000+ hosts with distributed monitoring

Monitored hosts scale from 100 to 1000+ hosts

Checkmk Cloud€240/mo · billed annually

Fully managed SaaS edition hosted by Checkmk on AWS, available in Frankfurt (EU) or Northern Virginia (US)

Services to monitor: 1K to 50K services; capped at 50,000 services