Harbor

Open-source container image registry with built-in security, signing, and vulnerability scanning for cloud-native environments

Also known as
harbor

What is Harbor?

A self-hosted Docker Distribution extension that provides centralized storage for container images and Helm charts with integrated security features including image signing, vulnerability scanning, user authentication, access control, and cross-registry replication.

Independently observed

Harbor pricing

We don't have Harbor's full plan breakdown yet (its pricing page resisted automated reading). Here's what we could confirm. Always check live pricing for exact numbers.

What Harbor does

The capabilities that matter for container registries, normalised so it lines up with every alternative. “-” means we haven't confirmed it, not that it's missing.

Deployment
Hosting
Self-hosted only
Standards
OCI Distribution Spec compliant
Scope
Artifact types
Images + Helm/OCI artifacts
Security
Built-in vulnerability scanning
Image signing (Cosign/Notation)
SBOM generation / storage
-
Access
Fine-grained RBAC / robot accounts
Private repositories
Distribution
Geo-replication / mirroring
Pull-through cache / proxy
Integration
Native cloud IAM integration
-
Pricing
Pull-rate limits
-
UX
Web UI / console
Ops
High-availability deployment
Independently observed

Platform & deployment

Independently observed
Platforms
  • CLI
  • Web
Deployment
  • Self-hosted

Integrations (8)

Independently observed
auth
  • LDAP
  • Active Directory
  • Trivy
  • Cosign
  • Redis
  • Valkey
  • Docker
  • Helm

Security & compliance

Known vulnerabilities: 1 (0 in the last 12 months), max severity HIGH sourcea count reflects scale & disclosure, not quality

Harbor FAQ

Common questions about Harbor, answered from independent, dated evidence.

What is Harbor?

Harbor is an open source registry that secures artifacts with policies and role-based access control, ensures images are scanned and free from vulnerabilities, and signs images as trusted. It is indexed under Container Registries.

Source: https://goharbor.io

Is Harbor free to use?

Harbor is open source, so it can be self-hosted and used at no licence cost. It is released under the Apache-2.0 licence. Pricing changes often, so verify at source before relying on it.

Source: https://goharbor.io

What platforms does Harbor support?

Harbor supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.

Source: https://goharbor.io

Can Harbor be self-hosted?

Yes. Harbor can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.

Source: https://goharbor.io

What does Harbor integrate with?

We have confirmed 4 integrations for Harbor, including Trivy, Cosign, Redis and Valkey. This is what we could verify from public sources, so the vendor may support others we have not indexed.

Source: https://goharbor.io

Is Harbor open source?

Yes. Harbor is published under the Apache-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.

Source: https://github.com/goharbor/harbor

Harbor alternatives

Other container registries we track, ranked by the same independent score.

All Harbor alternatives, ranked →

Compare Harbor

Side by side against other container registries, attribute by attribute, with a source on every value.

Independent · unbought · dated

The vioscaleAI score: one lens on the evidence

Not user reviews and not a paid placement: a confidence-weighted blend of the independent signals below (adoption, activity, security posture, and more), which you can sort and re-weight yourself. Vendors can correct their listing but can never move their rank, and stars are weighted low as a vanity metric. It is one way to read the evidence for Harbor, not the verdict.

Balanced composite 67 / 100
high · 78%
Signal contributions to the composite score
SignalScoreWeightContributionEvidence
Capabilities960.098.4
Release cadence990.076.7
Security score810.086.6
Development activity550.115.9
Stars840.032.3
Dependent projects250.071.7
Integrations240.051.3
Security posture00.180.0-
Package downloads00.150.0-
Developer Q&A activity00.050.0-

Computed . Re-weight it by intent, or see the full method.

All data & sourcesshow ↓

Every value we hold, with its source, retrieval date, and confidence. This is the evidence behind the score: don't trust it, verify it.

Activity

AttributeValueEvidence
Commits last 30d53mediumsource · 2026-09-10 · 65%

Adoption

AttributeValueEvidence
Github stars29,350highsource · 2026-09-10 · 90%
Dependent repos31highsource · 2026-09-10 · 85%

Content

AttributeValueEvidence
Faq6 itemsmediumsource · 2026-09-10 · 66%

Features

AttributeValueEvidence
CapabilitiesRbac: Yes · Web ui: Yes · Hosting: self · Image signing: Yes · Oci compliant: Yes · Private repos: Yesmediumsource · 2026-09-10 · 60%

Integrations

AttributeValueEvidence
Count6mediumsource · 2026-09-10 · 60%

Language

AttributeValueEvidence
PrimaryGohighsource · 2026-09-10 · 90%

License

AttributeValueEvidence
SpdxApache-2.0highsource · 2026-09-10 · 95%

Pricing

AttributeValueEvidence
Free tierYesmediumsource · 2026-08-05 · 60%
Modelopen_sourcemediumsource · 2026-09-10 · 60%
Price levelfreemediumsource · 2026-09-10 · 60%
TransparentYesmediumsource · 2026-08-14 · 60%

Release

AttributeValueEvidence
Cadence days2mediumsource · 2026-09-10 · 70%
History20 itemsmediumsource · 2026-09-10 · 70%

Reliability

AttributeValueEvidence
Status pageYesmediumsource · 2026-08-05 · 60%

Security

AttributeValueEvidence
Scorecard8.1highsource · 2026-09-10 · 90%
VulnerabilitiesCount: 1 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fgoharbor%2Fharbor%2Fsrc&per_page=100 · Last 12m: 0 · Max severity: HIGHhighsource · 2026-09-10 · 90%
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