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Kerberos.io Machinery vs ZoneMinder

A side-by-side comparison of two self-hosted video surveillance options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
KE Kerberos.io Machinery Archived Open-source video surveillance recording engine VS ZO ZoneMinder Full-featured closed-circuit television software suite
FeatureKerberos.io MachineryZoneMinder
Deploy effortUnder-an-hour setupUnder-an-hour setup
Health score10 · At risk90 · Excellent
StatusArchivedActively maintained
CategoryVideo SurveillanceVideo Surveillance
LicenseApache-2.0GPL-2.0
LanguageC++PHP
Setup difficultyMediumHard
Min. RAM512 MB2,048 MB
Deploymentdocker, binary, sourcedocker, bare-metal
GitHub stars★ 486★ 5,936
First released20142002
ReplacesMilestone XProtect, Blue IrisBlue Iris, Milestone XProtect

What are Kerberos.io Machinery and ZoneMinder?

Kerberos.io Machinery

Kerberos Machinery is the open-source video surveillance recording engine of the Kerberos.io ecosystem. It captures, records, and processes video from IP and USB cameras with motion detection and event-based recording.

  • Video recording engine
  • Motion-based capture
  • IP and USB camera support
  • Event-driven processing

ZoneMinder

ZoneMinder is a free, open-source, closed-circuit television software application for Linux that supports IP, USB, and analog cameras. It provides recording, monitoring, analysis, and a web-based control interface.

  • IP, USB, and analog camera support
  • Motion zones and analysis
  • Event recording
  • Web control interface

Read the full ZoneMinder guide →

Kerberos.io Machinery vs ZoneMinder: key differences

The biggest difference is maintenance: Kerberos.io Machinery's repository is archived and no longer developed, while ZoneMinder is actively maintained. Kerberos.io Machinery is written in C++, while ZoneMinder is built with PHP. Licensing differs — Apache-2.0 for Kerberos.io Machinery versus GPL-2.0 for ZoneMinder. Kerberos.io Machinery is the lighter option, starting around 512 MB of RAM against 2,048 MB for ZoneMinder. ZoneMinder is the more established project (first released 2002), while Kerberos.io Machinery arrived in 2014. ZoneMinder has the considerably larger community, at 5,936 GitHub stars versus 486.

Why pick each one

Choose Kerberos.io Machinery if…

  • Lightweight engine
  • Part of broader ecosystem

Watch out for

  • Best with Kerberos suite
  • Single-camera per instance
Kerberos.io Machinery details

Choose ZoneMinder if…

  • Very mature project
  • Highly configurable

Watch out for

  • Complex installation
  • Dated interface
ZoneMinder details

Frequently asked questions

Is Kerberos.io Machinery or ZoneMinder better?

Neither is universally better. ZoneMinder has the larger community, while Kerberos.io Machinery is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.

Are Kerberos.io Machinery and ZoneMinder free and open-source?

Yes. Kerberos.io Machinery is licensed under Apache-2.0 and ZoneMinder under GPL-2.0. Both can be self-hosted at no software cost.

Can I run Kerberos.io Machinery and ZoneMinder with Docker?

Kerberos.io Machinery: yes. ZoneMinder: yes.

Which is lighter on resources, Kerberos.io Machinery or ZoneMinder?

Kerberos.io Machinery has the smaller minimum footprint at 512 MB of RAM, compared to about 2,048 MB for ZoneMinder. Real-world usage depends on library size, user count, and enabled features.

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