FireHydrant

Judgement

What it is

Complete system

What it does

Incident management with runbooks, on-call scheduling, alerting, status pages and retrospectives.

Adopt it when

An engineering team wants structured incident processes and a service catalogue outside PagerDuty.

Watch out

It is a small vendor competing with incident.io, Rootly and PagerDuty.

Ready for

Production-ready

Runs as

Cloud service

What the license allows

Closed source: you use it under the maker's terms and cannot change or resell the code.

Judged on 2026-11-03 from the maker's description and Wikipedia. The license and age lines are worked out directly.

Open-source alternatives to FireHydrant

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Other commercial incident management and on-call tools

1. 1
   PagerDuty PagerDuty, Inc.

   Turn incidents into intelligence. PagerDuty's AI-first Operations Platform helps you automate, resolve, and prevent critical issues — from detection to resolution.

   Complete system Production-ready An organisation runs critical services with formal on-call rotations and needs reliable paging.

   366 readers a month Since 2009 Commercial
2. 2
   incident.io incident.io

   incident.io is a software reliability platform unifying on-call, agentic root cause analysis, incident response, and status pages – helping teams resolve issues faster.

   Complete system Production-ready An engineering team coordinates incidents in Slack and wants on-call and response in one modern tool.

   Commercial
3. 3
   Rootly Rootly

   The all-in-one AI incident management platform for fast-moving engineering teams to detect, manage, resolve, and learn from incidents faster.

   Complete system Production-ready A fast-moving engineering team wants configurable incident workflows in Slack as an alternative to incident.io.

   Commercial

Under it

Every program, FireHydrant included, runs on a microchip.

How compilers were built, back to punched paper tape