PatchMon turns Linux patch day into a single approval queue, without the SSH crawl

On October 23, 2026, the selfh.st newsletter spotlighted PatchMon, an AGPL v3 self-hosted patch-management platform that drives Linux, FreeBSD, and Windows updates from one queue with dry-run, approval, and audit. For fleets beyond a few dozen machines that must answer to auditors, it replaces the SSH crawl and homegrown playbooks.