Comparison

Chainguard Registry vs Zot

No clear leader: Chainguard Registry (57.9) and Zot (53.4) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Chainguard Registry58
Zot53
Score
Vioscale score
Chainguard Registry58 / 100medium · 72%
Zot53 / 100high · 78%
Pricing
Free tier
Chainguard Registry
Zot
Model
Chainguard Registryquote
Price level
Chainguard Registrylow
Zotfree
Transparent
Chainguard Registry
Zot
Integrations
Count
Chainguard Registry8
Zot1
Security
Fedramp
Chainguard Registry
Zot
Gdpr
Chainguard Registry
Zot
Hipaa
Chainguard Registry
Zot
Pci
Chainguard Registry
Zot
Scorecard
Chainguard Registry
Zot8.2
Soc2
Chainguard Registry
Zot
Reliability
Status page
Chainguard Registry
Zot
Adoption
Dependent repos
Chainguard Registry
Zot0
Github stars
Chainguard Registry
Activity
Commits last 30d
Chainguard Registry
Zot54
Release
Cadence days
Chainguard Registry
Zot29
History
Chainguard Registry
License
Spdx
Chainguard Registry
Language
Primary
Chainguard Registry
ZotGo
Market
Availability
Zot

Capabilities

Feature-by-feature on the axes that matter for container registries. “-” means undocumented, not absent.

Deployment
Hosting
Chainguard RegistryCloud only
ZotCloud + self-hosted
Standards
OCI Distribution Spec compliant
Chainguard Registry-
Zot
Scope
Artifact types
Chainguard RegistryUniversal (images + language packages)
ZotContainer images only
Security
Built-in vulnerability scanning
Chainguard Registry
Zot
Image signing (Cosign/Notation)
Chainguard Registry-
Zot-
SBOM generation / storage
Chainguard Registry
Zot-
Access
Fine-grained RBAC / robot accounts
Chainguard Registry-
Zot
Private repositories
Chainguard Registry
Zot
Distribution
Geo-replication / mirroring
Chainguard Registry-
Zot-
Pull-through cache / proxy
Chainguard Registry-
Zot-
Integration
Native cloud IAM integration
Chainguard Registry-
Zot-
Pricing
Pull-rate limits
Chainguard Registry-
Zot-
UX
Web UI / console
Chainguard Registry
Zot-
Ops
High-availability deployment
Chainguard Registry-
Zot-

What each one is

The product in its own terms, so the numbers below have context.

Chainguard Registry

Secure-by-default container images and open source libraries built from source with SLSA L3 compliance, designed to prevent AI attacks and minimize vulnerability surface in production environments.

Independently observed

Zot

A lightweight, self-contained registry for managing container images that fully implements OCI standards. It runs as a single binary without elevated privileges and includes built-in security scanning, access control, garbage collection, and image deduplication.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Chainguard Registry

HybridFree tier

Contact sales for quote. Free tier available with limited catalog access.

  • Catalog PricingContact sales
    • Unlimited image catalog access
    • All 10,000+ underlying packages
    • Custom Assembly for image customization
    • Private APK Repositories
    • EOL Grace Period (6 months extended support)
  • Per-Image PricingContact sales
    • Specific image selection
    • Custom Assembly
    • Private APK Repositories
as of verify ↗

Zot

Open sourceFree tier
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Chainguard Registry
Zot
macOS
Chainguard Registry
Zot
Linux
Chainguard Registry
Zot
CLI
Chainguard Registry
Zot
Deployment
Cloud / SaaS
Chainguard Registry
Zot
Self-hosted
Chainguard Registry
Zot

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Chainguard Registry

8 total
  • Cursor
  • AWS Security Hub
  • Wiz
  • GitHub
  • GitHub Actions
  • npm
  • SAP Cloud Application Programming Model
  • Kubernetes
Independently observed

Zot

1 total
  • Stacker
Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.