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Home Assistant vs Icinga

Home Assistant logo

Home Assistant

Smart Home

Open source home automation that puts local control and privacy first

From
Free
Rated
-
Full reviewWebsite
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

The short version

  • Each has a real cost: Home Assistant add-ons run only on Home Assistant Operating System installations, and Container installations have no access to them; Icinga the free core has no vendor SLA, so production incidents are supported through community channels unless a paid support subscription is purchased
  • They diverge on capability: Home Assistant covers Local Control, Icinga covers Forever Free core.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Home Assistant and Icinga actually diverge.

Attributes where Home Assistant and Icinga differ
AttributeHome AssistantIcinga
Pricing modelopen-sourceOpen source core, with paid repository, module and support subscriptions sold separately
PlatformsLinux, Docker, Raspberry Pi, MacOS, WindowsLinux, Web
CategorySmart HomeNetworking
Founded2013Unknown

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 Home Assistant

  • Local Control
  • Privacy First
  • Automation Engine
  • Custom Integrations
  • 150+ integrations
  • Voice Control
  • Mobile App
  • REST API

Only in Icinga

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

What people use each for

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

Home Assistant

  • Home automationnot Icinga
  • Energy monitoringnot Icinga
  • Security systemsnot Icinga
  • Device integrationnot Icinga

Icinga

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

Where each one falls short

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

Home Assistant

  • Add-ons run only on Home Assistant Operating System installations, and Container installations have no access to them
  • Thread and Z-Wave are controlled by add-ons, so a Container install has no out-of-the-box support for either
  • A Container installation means bringing your own Linux host with Docker and handling updates by hand
  • The recommended install path expects dedicated hardware such as a Raspberry Pi 4 or 5 with at least 2 GB of RAM, an Odroid, or an x86-64 machine
  • Every documented hardware option requires a wired Ethernet connection

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

Pricing, plan by plan

Home Assistant

Free
  • Community EditionFree
    • Unlimited devices
    • Full automation
    • Local control

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

Which should you pick?

Choose Home Assistant if

  • You need local control.
  • You want to start without paying.
  • You work on Linux, Docker, Raspberry Pi, MacOS, Windows.
  • You also want privacy first.
Home Assistant review

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

Questions people ask

Is Home Assistant or Icinga better?
Neither clearly leads. Home Assistant starts at Free and Icinga at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Home Assistant or Icinga?
Home Assistant starts at Free and Icinga at Free.
Does Home Assistant or Icinga run on more platforms?
Home Assistant runs on Linux, Docker, Raspberry Pi, MacOS, Windows. Icinga runs on Linux, Web.
Can I use Home Assistant for free?
Both have a free tier, so you can try either at no cost before committing.
What is Home Assistant best used for?
Home Assistant is most often used for home automation, energy monitoring, security systems, device integration. Of those, home automation and energy monitoring are not what Icinga is typically brought in for.
What can Home Assistant do that Icinga cannot?
Home Assistant covers Local Control, Privacy First, Automation Engine, Custom Integrations. Icinga covers Forever Free core, Clustering and HA, Icinga Web and API, Enterprise modules (paid).

Answered from the vendors’ own pages

Home Assistant: Does Home Assistant software cost anything?

Home Assistant core software is completely free and open source. It is operated by the Open Home Foundation as a non-profit, which means it cannot be sold or acquired. Commercial products like Home Assistant hardware are sold separately.

Source
Icinga: Is Icinga free to run in production?

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

Home Assistant: Are there paid products from Home Assistant?

Home Assistant offers official hardware products including Home Assistant Green, Connect ZBT-2, Connect ZWA-2, and Voice Preview Edition, which have separate pricing. Nabu Casa provides commercial services as an official partner.

Source
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.

Icinga: Is Icinga related to Nagios?

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

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