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Tool Comparison

Trivy

Trivy

All-in-one open-source vulnerability and misconfiguration scanner.

Open Source
VS
Clair

Clair

Static vulnerability analysis for OCI and Docker container images.

Open Source
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At a Glance

AttributeTrivyClair
License / PricingOpen SourceOpen Source
TypeDevOpsDevOps
GitHub Stars
Rating4.7/54/5
Key Features6 listed6 listed
Integrations6 listed3 listed
Categories
SecurityContainer SecurityVulnerability Scanning
SecurityContainer SecurityVulnerability Scanning

Key Features

Trivy

  • Scans container images, filesystems, Git repos, and Kubernetes clusters
  • Detects OS package vulnerabilities, language dependencies, and IaC misconfigurations
  • Secret scanning for accidentally committed credentials
  • SBOM generation in CycloneDX and SPDX formats
  • Fast local scanning with no daemon or server required
  • Native integrations with CI/CD pipelines and Kubernetes admission controllers

Clair

  • Scans container images against multiple vulnerability databases (NVD, Alpine, Debian, RHEL)
  • REST API for integration with registries and CI/CD pipelines
  • Incremental image analysis using layer-based caching
  • Notification service for alerting on newly published CVEs affecting existing images
  • Used by Quay.io as the default scanning backend
  • Supports OCI, Docker v2, and manifest list image formats

Real-World Use Cases

Trivy

Container image scanning in CI/CD

Add a Trivy scan step after the Docker build in the CI pipeline

Kubernetes cluster misconfiguration audit

Run trivy k8s --report summary cluster to scan all running workloads

Clair

Registry-integrated vulnerability scanning

Deploy Clair alongside a container registry (Quay, Harbor, or custom)

Integrations

Trivy

dockerkubernetesgithub-actionsgitlab-ci-cdjenkinsaqua

Clair

dockerkubernetesgithub-actions

🏆 Which should you choose?

Choose Trivy if…

  • you're already in the Security ecosystem and prefer Trivy's workflow
Full Trivy guide →

Choose Clair if…

  • you're already in the Security ecosystem and prefer Clair's workflow
Full Clair guide →