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Logging · head to head

FireHydrant vs Fluentd

FireHydrant logo

FireHydrant

Logging

All-in-one incident management for alerting, on-call, and response

From
Free
Rated
-
Full reviewWebsite
Fluentd logo

Fluentd

Logging

Open Source Data Collector for Unified Logging

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: FireHydrant free tier has limited functionality with only 2 runbooks; Fluentd fluentd needs more than 60 MB of memory at runtime, against roughly 450 KB for Fluent Bit
  • They diverge on capability: FireHydrant covers Automated runbooks, Fluentd covers Log collection.

Where they differ

Only the attributes on which FireHydrant and Fluentd actually diverge.

Attributes where FireHydrant and Fluentd differ
AttributeFireHydrantFluentd
Pricing modelsubscriptionopen-source
PlatformsWeb, Slack, Microsoft Teams, MobileWeb, Api
Founded20182011

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Logging).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in FireHydrant

  • Automated runbooks
  • On-call management
  • Service catalog
  • Incident response collaboration
  • AI incident insights
  • Status pages
  • AI retrospectives

Only in Fluentd

  • Log collection
  • Data parsing
  • Filtering and buffering
  • Event routing
  • API
  • Webhooks
  • REST
  • Web support

What people use each for

The jobs each tool is most often brought in to do.

FireHydrant

  • Manage incidents directly from Slack or Teamsnot Fluentd
  • Automate incident response with runbooksnot Fluentd
  • Triage incidents and track ownershipnot Fluentd
  • Run post-incident retrospectivesnot Fluentd
  • Communicate incidents to customers automaticallynot Fluentd

Fluentd

  • Unified log collection and routing from many sources to many destinationsnot FireHydrant
  • Parsing and transforming log records before forwardingnot FireHydrant
  • Aggregating logs from containers into Elasticsearch, S3 or a SIEMnot FireHydrant

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

FireHydrant

  • Free tier has limited functionality with only 2 runbooks
  • Pro plan billing is annual-only (no monthly option)
  • AI features concentrated in Enterprise tier
  • Pricing per responder can increase with team size

Fluentd

  • Fluentd needs more than 60 MB of memory at runtime, against roughly 450 KB for Fluent Bit
  • Fluentd is built as a Ruby gem and depends on other gems, so a Ruby runtime is required
  • Its capability comes from over 1,000 external plugins rather than built in functionality, so each added input or output is a separate dependency
  • The Fluent Bit documentation states that cloud providers have switched from Fluentd to Fluent Bit for performance and compatibility and calls Fluent Bit the next generation solution

Pricing, plan by plan

FireHydrant

Free
  • FreeFree
    • Up to 10 responders
    • 2 runbooks
    • Slack and Teams chatbot
  • Pro$25/responder-month
    • 5 runbooks
    • Slack and Teams chatbot
    • 1 retrospective template
  • Enterprise$undefined/custom
    • Everything in Pro plus
    • Viewer licenses
    • Unlimited runbooks

Fluentd

Free
  • FreeFree
    • Log collection
    • Data parsing
    • Filtering and buffering

Which should you pick?

Choose FireHydrant if

  • You need automated runbooks.
  • You want to start without paying.
  • You work on Web, Slack, Microsoft Teams, Mobile.
  • You also want on-call management.
FireHydrant review

Choose Fluentd if

  • You need log collection.
  • You want to start without paying.
  • You work on Web, Api.
  • You also want data parsing.
Fluentd review

Questions people ask

Is FireHydrant or Fluentd better?
Neither clearly leads. FireHydrant starts at Free and Fluentd at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, FireHydrant or Fluentd?
FireHydrant starts at Free and Fluentd at Free.
Does FireHydrant or Fluentd run on more platforms?
FireHydrant runs on Web, Slack, Microsoft Teams, Mobile. Fluentd runs on Web, Api.
Can I use FireHydrant for free?
Both have a free tier, so you can try either at no cost before committing.
What is FireHydrant best used for?
FireHydrant is most often used for manage incidents directly from slack or teams, automate incident response with runbooks, triage incidents and track ownership, run post-incident retrospectives. Of those, manage incidents directly from slack or teams and automate incident response with runbooks are not what Fluentd is typically brought in for.
What can FireHydrant do that Fluentd cannot?
FireHydrant covers Automated runbooks, On-call management, Service catalog, Incident response collaboration. Fluentd covers Log collection, Data parsing, Filtering and buffering, Event routing.

Answered from the vendors’ own pages

FireHydrant: What is included in the free FireHydrant plan?

The free plan supports up to 10 responders, includes 2 runbooks, Slack and Teams chatbot, 1 public status page, and basic integrations (3).

Source
Fluentd: How much does Fluentd cost?

Fluentd is free and open-source under the Apache 2 License from the Cloud Native Computing Foundation (CNCF). There are no subscription fees, licensing costs, or commercial pricing tiers.

Source
FireHydrant: How much does FireHydrant Pro cost?

FireHydrant Pro costs $25 per responder per month, billed annually. This includes 5 runbooks, unlimited status pages, and all core incident management features.

Source
FireHydrant: Can I pay monthly for FireHydrant Pro?

No, the Pro plan requires annual billing to get the $25/responder/month rate. Contact sales for enterprise monthly billing options.

Source
FireHydrant: What AI features does FireHydrant offer?

FireHydrant AI is available in Enterprise plan and includes automated incident summaries, status page updates, live video transcription from Zoom and Google Meet, and triage assistance.

Source
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