Labs OMDLabs edition with additional cores and addons.
Nagios/Naemon Nagios or Naemon as standalone core and/or integrated into OMD. Questions on setup and configuration. Enterprise editions are not supported.
CheckMK CheckMK as an add-on and/or fully integrated into OMD as CheckMK Raw Edition (CRE). Questions on plugins, configuration, inventory and integrations. Enterprise editions are not supported.

About the OMD category [OMD] (1)
Overview & Versions [OMD] (2)
OMD Fresh install. Can't change Default_GUI [OMD] (5)
Update from Raw to Enterprise version [CheckMK] (5)
How to upgrade specifc agent on check_mk [CheckMK] (11)
Issues with CMK Agent on Windows Server 2016 (DA Role installed) [CheckMK] (4)
Check_MK CPU load [CheckMK] (12)
Custom Notifications in cmk raw [CheckMK] (6)
User actions in log file [CheckMK] (4)
Add a description to a Mail [CheckMK] (5)
Apcupsd - what went wrong? [CheckMK] (3)
Help needed to implement nginx plus check [CheckMK] (4)
Check_mk using nagios plugin [CheckMK] (2)
Pnp4nagios fails when showing graph, sizeof() ( 2 ) [CheckMK] (23)
Can't activate affected changes [CheckMK] (2)
Check_nrpe error [Labs] (4)
Adding Grafana [CheckMK] (1)
Performance issue [CheckMK] (9)
Custom Button/link to execute server script [CheckMK] (11)
Mk_jolokia - check_mk does not inventorize [CheckMK] (3)
Question to Memory Check - Commit Charge [CheckMK] (7)
Multiple default sites [CheckMK] (7)
[solved] After the migration from OMD 1.3 to OMD Labs 2.6 check_by_ssh no longer working [Labs] (4)
Livestatus only ipv6 [CheckMK] (2)
Some Rules in a Directory do not work [CheckMK] (3)
Prioritize the Check_MK Windows agent [CheckMK] (2)
Asignment of services to service group - all interfaces [CheckMK] (3)
SNMP TRAP Problem [CheckMK] (3)
The interface's "wrong speed, expected" issue [CheckMK] (3)
User Permissions [CheckMK] (2)