FireHydrant vs OneUptime

FireHydrant and OneUptime both land on Depends.

FireHydrant

Depends

Confidence: Medium

Buy if you run a multi-team engineering org that needs alerting, on-call, and retros consolidated in one platform.

Depends

Confidence: Medium

Buy if you're an engineering team wanting Datadog/PagerDuty scope under open-source licensing and can run it yourself.

FireHydrant versus OneUptime
Compare	FireHydrant	OneUptime
Verdict	Depends	Depends
Best for	Multi-team SRE and platform orgs	DevOps teams ditching Datadog bills
Who it's not for	Small teams with a few incidents a year . pager plus Slack beats this	Teams needing only simple uptime checks . Uptime Kuma does it for free
Privacy	Public security page, trust portal, and AI security docs exist; one unverified third-party report of a 2026 incident.¹²	Active 2025-2026 CVE history including critical RCE/command injection and privilege escalation; fixes appear shipped, but vet before sensitive deployments.
Support quality	No support-quality evidence found	G2 review cites unhelpful support response.
Public sentiment	G2 users rate it 4.5/5 across 143 reviews, and Reddit SRE threads frequently recommend it over competitors while recurring questions about pricing persist.^⁴	Praise centers on it being an awesome open-source bargain, while Reddit and G2 voices report dislikes and weak support.
Biggest gotcha	Three tiers but no public prices; expect a sales call to learn real cost^³	Security track record: several critical CVEs in the past year . patch self-hosted deployments fast.