Softwr

Networking · head to head

Icinga vs Jitsu

Icinga logo

Icinga

Networking

Open source infrastructure monitoring, free at its core, with paid support and modules sold separately by Icinga GmbH

From
Free
Rated
-
Full reviewWebsite
Jitsu logo

Jitsu

Developer Tools

Open source event pipeline that streams behavioural data to your own warehouse

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Icinga the free core has no vendor SLA, so production incidents are supported through community channels unless a paid support subscription is purchased; Jitsu jitsu is a pipeline, not a customer data platform, so identity resolution, audience building and reverse ETL are absent and a marketing team expecting Segment parity will be disappointed.
  • They diverge on capability: Icinga covers Forever Free core, Jitsu covers Event collection.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Icinga and Jitsu actually diverge.

Attributes where Icinga and Jitsu differ
AttributeIcingaJitsu
Pricing modelOpen source core, with paid repository, module and support subscriptions sold separatelyPer month by event volume
PlatformsLinux, WebWeb, Linux, Docker, Kubernetes, iOS, Android
CategoryNetworkingDeveloper Tools

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

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 Icinga

  • Forever Free core
  • Clustering and HA
  • Icinga Web and API
  • Enterprise modules (paid)
  • Integration ecosystem

Only in Jitsu

  • Event collection
  • Warehouse destinations
  • Connector syncs
  • Transformations
  • Bundled ClickHouse
  • Event debugger
  • Self-hosting
  • Custom domains

What people use each for

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

Icinga

  • An IT team wanting unlimited-scale open source monitoring with no per-host licence fee, running standard Linux distributionsnot Jitsu
  • An organisation on RHEL or SLES that wants officially packaged Icinga builds via the repository subscription rather than building from sourcenot Jitsu
  • A team wanting an SLA-backed vendor support relationship rather than relying on community forums for a production monitoring systemnot Jitsu
  • A company already invested in Prometheus and Grafana wanting to add host and service-level alerting from a compatible open source toolnot Jitsu

Jitsu

  • A team paying five figures a year to a customer data platform when all it actually does is send events to Snowflakenot Icinga
  • An engineering group that needs event collection running inside its own VPC for data residency or security review reasonsnot Icinga
  • A product analytics setup that wants raw events in the warehouse as the source of truth rather than trapped in a vendor toolnot Icinga
  • A startup that needs first-party event collection on its own domain to reduce loss from tracker blocking without paying CDP pricesnot Icinga

Where each one falls short

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

Icinga

  • The free core has no vendor SLA, so production incidents are supported through community channels unless a paid support subscription is purchased
  • Repository access for enterprise Linux distributions like RHEL and SLES is not free, so organisations standardised on those distributions face a real recurring cost most open source monitoring buyers do not expect
  • Enterprise modules are gated behind a separate module subscription, so some functionality demonstrated in marketing material is not part of the free core
  • Self-hosting and operating Icinga requires real Linux and monitoring expertise that a commercial SaaS tool would otherwise absorb, so total cost of ownership includes staff time not captured in the licence price
  • Pricing for the paid subscriptions varies by geographic region and is not published as a single global rate card, complicating budgeting for multinational organisations
  • The web interface and configuration language, while capable, are less immediately polished than a fully commercial tool like PRTG, and initial setup takes longer to reach a usable state

Jitsu

  • Jitsu is a pipeline, not a customer data platform, so identity resolution, audience building and reverse ETL are absent and a marketing team expecting Segment parity will be disappointed.
  • Connector sync frequency is deliberately tiered, with the free plan limited to manual runs and one daily sync, so anything approaching operational freshness requires the paid plan or self-hosting.
  • Self-hosting means you own the reliability of a system that drops data silently when misconfigured, and event loss is uniquely hard to notice because nothing errors, the numbers are just quietly lower.
  • The connector catalogue is far smaller than Fivetran or Airbyte, so if your requirement is pulling from many SaaS sources rather than pushing events, Jitsu is the wrong half of the problem.
  • It is a small company with a small commercial team, so enterprise procurement processes around security review, contractual SLAs and support escalation take longer than with an incumbent vendor.

Pricing, plan by plan

Icinga

Free
  • IcingaFree
    • Unlimited hosts and services
    • Clustering and API
    • Community support
  • Support Subscription$undefined/year
    • Professional support (8x5 or 24/7)
    • Includes module and repository subscriptions

Jitsu

Free
  • Open SourceFree
    • MIT licence
    • Self-host on any cloud
    • No usage limits
  • Cloud FreeFree
    • Unlimited captured events
    • 200,000 active events per month
    • Manual connector runs only
  • Business$99/month
    • 2,000,000 active events per month
    • $40 per additional million events
    • Hourly connector sync frequency
  • Enterprise$undefined/year
    • Custom event volume
    • One minute sync frequency
    • Unlimited active syncs

Which should you pick?

Choose Icinga if

  • You need forever free core.
  • You want to start without paying.
  • You work on Linux, Web.
  • You also want clustering and ha.
Icinga review

Choose Jitsu if

  • You need event collection.
  • You want to start without paying.
  • You work on Web, Linux, Docker, Kubernetes, iOS, Android.
  • You also want warehouse destinations.
Jitsu review

Questions people ask

Is Icinga or Jitsu better?
Neither clearly leads. Icinga starts at Free and Jitsu at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Icinga or Jitsu?
Icinga starts at Free and Jitsu at Free.
Does Icinga or Jitsu run on more platforms?
Icinga runs on Linux, Web. Jitsu runs on Web, Linux, Docker, Kubernetes, iOS, Android.
Can I use Icinga for free?
Both have a free tier, so you can try either at no cost before committing.
What is Icinga best used for?
Icinga is most often used for an it team wanting unlimited-scale open source monitoring with no per-host licence fee, running standard linux distributions, an organisation on rhel or sles that wants officially packaged icinga builds via the repository subscription rather than building from source, a team wanting an sla-backed vendor support relationship rather than relying on community forums for a production monitoring system, a company already invested in prometheus and grafana wanting to add host and service-level alerting from a compatible open source tool. Of those, an it team wanting unlimited-scale open source monitoring with no per-host licence fee, running standard linux distributions and an organisation on rhel or sles that wants officially packaged icinga builds via the repository subscription rather than building from source are not what Jitsu is typically brought in for.
What can Icinga do that Jitsu cannot?
Icinga covers Forever Free core, Clustering and HA, Icinga Web and API, Enterprise modules (paid). Jitsu covers Event collection, Warehouse destinations, Connector syncs, Transformations.

Answered from the vendors’ own pages

Icinga: Is Icinga free to run in production?

Yes, the core platform has no licence fee and no limit on hosts or services monitored.

Jitsu: Is Jitsu the same as Jitsi?

No. Jitsu is an open source event data pipeline. Jitsi is an unrelated video conferencing project.

Icinga: What do the paid subscriptions actually add?

A repository subscription provides packages for certain enterprise Linux distributions, a module subscription unlocks enterprise-only add-on modules, and a support subscription bundles both with professional support.

Jitsu: Can I self-host for free?

Yes. The project is MIT licensed with no usage limits when self-hosted.

Icinga: Is Icinga related to Nagios?

Yes, it originated as a fork of Nagios but has since diverged into an independently developed platform.

Jitsu: How does the cost compare with Segment?

The Business plan is 99 US dollars a month for two million active events, where a per-tracked-user CDP typically costs orders of magnitude more at comparable volume.

Jitsu: Does Jitsu do identity resolution?

No. It transports and transforms events; identity stitching and audiences are not part of the product.

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