Side by side

Checkmk vs OhmGraphite

Both stand on hardware monitoring software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Checkmk

Free plan Open source AndroidAPIiPhone+5

Checkmk offers broad infrastructure coverage and several monitoring methods, with a free Community option for smaller environments. The listed pricing note gives paid plans from €190/mo (annual), and a 30-day trial is available.

Visit Checkmk

OhmGraphite

Free plan Windows

OhmGraphite provides a direct route from Windows hardware sensors to several monitoring back ends. Its usefulness depends on available sensors and willingness to configure a metric store and visualization system.

Visit OhmGraphite

The facts

	Checkmk	OhmGraphite
Free plan	Yes	Yes
Open source	Yes	Not published
Runs on	Android, API, iPhone, Linux, Mac, Self-hosted, Web, Windows	Windows
Lowest paid plan	Pro: $275 a month	Free or on request
Plans published	5	1
Maker	Not published	Not published
Website	checkmk.com	github.com
On hardware monitoring software	#1 of 59	#47 of 59

Checkmk: what it does well

More than 2,000 built-in integrations.
Monitors AWS, Azure and Google Cloud Platform.
Supports agent-based, agentless and API checks.
One instance can monitor thousands of servers.
Can run on customer hardware or virtualized.

What to know first

Community edition is intended for smaller infrastructures.
Community scaling is described at approximately 100 hosts.
Paid plans start at €190/mo (annual).

OhmGraphite: what it does well

Free Windows service
Supports five metric-store destinations
Exports broad hardware measurements
Prometheus scrape mode available
Sensor names and categories are configurable

What to know first

Sensor availability depends on hardware
PawnIO is needed for some readings
Postgres schemas and columns cannot be configured
Requires metric-store and dashboard setup

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