compare
Checkmk vs Icinga
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Checkmk | Icinga |
|---|---|---|
| Language | Python | C++ |
| Licence | GPL-2.0 | GPL-3.0 |
| Stars | 2.4k | 2.2k |
| Latest | v2.5.0p15 | v2.16.5 |
| Last push | 2026-10-06 | 2026-10-06 |
| Release cadence | too few releases | about 7 days between releases |
| Active contributors | 51+ commit authors on the default branch in the last 90 days | 7 commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace PRTG Network Monitor. Alternatives to PRTG Network Monitor →
Full replacementCheckmkAgent and SNMP monitoring with automatic service discovery, in the GPL Raw edition.
Full replacementIcingaHost and service checks with Nagios-compatible plugins, notifications and a web UI.
Checkmk
unsigned The latest release, v2.5.0p15, carries no signature GitHub could verify.
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Icinga
✓ signed The latest release, v2.16.5, carries a signature GitHub verified.
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