exchange.nagios.org
In short: Getting listed on Nagios Exchange is free. Plan for about 45 minutes — there is material to prepare and a review to wait on.
What they ask for: Create a working Nagios check or addon for your API/privacy-health signal, register, and submit the project with source and website links.
Create a working Nagios check or addon for your API/privacy-health signal, register, and submit the project with source and website links.
Attach real plugin files and accurate compatibility/license details; every submission enters review before appearing publicly.
Open the submission page on exchange.nagios.org and complete its form — that is the "Open submit page" link at the top of this page.
Attach real plugin files and accurate compatibility/license details; every submission enters review before appearing publicly.
Priority sets the band — this one is high. Cost (free) and effort (moderate) move it within that band, which puts it in the high impact tier. The score orders a submission queue. It is not a measure of the site’s domain authority, traffic or quality.