Softwr

Cybersecurity · head to head

Trivy vs Zencity

Trivy logo

Trivy

Cybersecurity

Open-source vulnerability and misconfiguration scanner

From
Free
Free plan
Yes
Full reviewWebsite
Zencity logo

Zencity

Government

Resident sentiment analysis combining organic social listening with representative surveys

From
On request
Free plan
No
Full reviewWebsite

The short version

  • Only Trivy has a free tier, so it costs nothing to try first.
  • Each has a real cost: Trivy reports what public advisory databases know, so coverage varies by ecosystem and unfixed CVEs create noise; Zencity social listening is structurally biased toward residents who post, so a city using the listening product without the survey product will consistently mistake volume for consensus.
  • They diverge on capability: Trivy covers Multi-target scanning, Zencity covers Organic social listening.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Trivy and Zencity actually diverge.

Attributes where Trivy and Zencity differ
AttributeTrivyZencity
Starting priceFreeOn request
Pricing modelOpen source, no licence feequote
Free tierYesNo
PlatformsLinux, macOS, Windows, Docker, KubernetesWeb
CategoryCybersecurityGovernment

Identical on both: 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 Trivy

  • Multi-target scanning
  • Vulnerability detection
  • Misconfiguration checks
  • Secret detection

Only in Zencity

  • Organic social listening
  • Representative surveys
  • Community trust surveys
  • Topic and sentiment analysis
  • Service request integration
  • Leadership reporting

What people use each for

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

Trivy

  • Failing a pull request when a container image introduces a known CVEnot Zencity
  • Scanning Terraform and Kubernetes manifests for misconfiguration before applynot Zencity
  • Catching committed secrets as part of an existing CI stepnot Zencity

Zencity

  • A city manager deciding whether a social media outcry reflects a representative viewnot Trivy
  • A police department measuring community trust with a sampled instrument rather than complaint volumenot Trivy
  • A communications team wanting early warning on a service issue before it reaches councilnot Trivy
  • A council needing resident input on a policy without running its own survey operationnot Trivy

Where each one falls short

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

Trivy

  • Reports what public advisory databases know, so coverage varies by ecosystem and unfixed CVEs create noise
  • No built-in triage or exception workflow, so suppressing accepted risk is managed in config files
  • Findings are point-in-time from CI, with no continuous runtime monitoring unless you add the commercial platform

Zencity

  • Social listening is structurally biased toward residents who post, so a city using the listening product without the survey product will consistently mistake volume for consensus.
  • Government analysis of residents' public speech, particularly by police departments, has drawn civil liberties criticism and records request scrutiny in United States cities, and agencies need a public answer ready before signing.
  • Sentiment classification of local slang, sarcasm and non English posts is imperfect, and a misclassified theme presented in a leadership briefing can be acted on before anyone checks the underlying posts.
  • Survey sample sizes at neighbourhood level are often small, so the district level breakdowns that councils most want are the least reliable numbers in the report.
  • It reports on opinion without connecting to service delivery systems, so acting on a finding remains a separate manual process in whatever operational software the agency runs.

Pricing, plan by plan

Trivy

Free
  • TrivyFree
    • Full scanner
    • Unlimited scans
    • Community support

Zencity

On request
  • Zencity$undefined/year
    • Quoted annually by population served and module scope
    • Survey programmes priced separately from the listening platform
    • Police community trust surveying sold as its own line

Which should you pick?

Choose Trivy if

  • You need multi-target scanning.
  • You want to start without paying.
  • You work on Linux, macOS, Windows, Docker, Kubernetes.
  • You also want vulnerability detection.
Trivy review

Choose Zencity if

  • You need organic social listening.
  • You also want representative surveys.
Zencity review

Questions people ask

Is Trivy or Zencity better?
Neither clearly leads. Trivy starts at Free and Zencity at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Trivy or Zencity?
Trivy has a free tier; the other does not. Paid plans start at Free for Trivy and On request for Zencity.
Does Trivy or Zencity run on more platforms?
Trivy runs on Linux, macOS, Windows, Docker, Kubernetes. Zencity runs on Web.
Can I use Trivy for free?
Yes. Trivy has a free tier, so you can try it without paying. Zencity starts at On request.
What is Trivy best used for?
Trivy is most often used for failing a pull request when a container image introduces a known cve, scanning terraform and kubernetes manifests for misconfiguration before apply, catching committed secrets as part of an existing ci step. Of those, failing a pull request when a container image introduces a known cve and scanning terraform and kubernetes manifests for misconfiguration before apply are not what Zencity is typically brought in for.
What can Trivy do that Zencity cannot?
Trivy covers Multi-target scanning, Vulnerability detection, Misconfiguration checks, Secret detection. Zencity covers Organic social listening, Representative surveys, Community trust surveys, Topic and sentiment analysis.

Answered from the vendors’ own pages

Trivy: Is Trivy free?

Yes, open source from Aqua Security with no licence fee. Aqua sells a commercial platform around it.

Zencity: Is this surveillance of residents?

It analyses publicly posted content and aggregated survey responses rather than private accounts, but the distinction has been contested publicly, especially for police use. Prepare an explanation before procurement.

Trivy: What can Trivy scan?

Container images, filesystems, Git repositories, Kubernetes clusters and infrastructure-as-code, for vulnerabilities, misconfigurations, secrets and licences.

Zencity: Why pair listening with surveys?

Because the people who post are not representative of the people who live there. The gap between the two datasets is often the most useful output.

Trivy: Does Trivy need a server?

No. It is a single binary, which is a large part of why it became a default in CI.

Zencity: What did Zencity acquire?

Elucd, in 2021, which brought community trust survey methodology used with police departments.

Zencity: Can residents find out what our city bought?

Yes. These are public contracts and several have been obtained and published through records requests.

Share

Related pages

More on Trivy

More on Zencity

Keep looking

Other head to heads