AE Amazon Elastic Container Registry (ECR) vs HA Harbor
See how Amazon Elastic Container Registry (ECR) vs Harbor stack up head-to-head. Compare real-world performance, pricing differences, and feature sets.
Quick Verdict
Amazon Elastic Container Registry (ECR) excels at pull-through cache; Harbor wins on built-in capabilities. Choose Amazon Elastic Container Registry (ECR) if you prioritize pull-through cache; choose Harbor if you need built-in capabilities.
Amazon Elastic Container Registry (ECR) vs Harbor Feature Comparison
| Feature | Amazon Elastic Container Registry (ECR) | Harbor |
|---|---|---|
| Container Images | Supported Yes Docker and OCI container image storage | Supported Yes Docker and OCI container image storage |
| Pull-Through Cache | Supported Yes Pull-through cache for Docker Hub, Quay | Not supported No No built-in pull-through cache |
| Vulnerability Scanning | Supported Yes Inspector vulnerability scanning | Supported Yes Trivy integration for vulnerability scanning |
| Image Signing | Supported Yes AWS Signer for image signing | Supported Yes Notary-based image signing |
| Multi-Format Support | Supported Yes Container images, Helm charts, OCI artifacts | Supported Yes Docker, Helm charts, OCI artifacts |
| Access Control | Supported Yes IAM-based access control | Supported Yes RBAC with LDAP/OIDC integration |
| Replication | Supported Yes Cross-region and cross-account replication | Supported Yes Cross-registry replication |
| Lifecycle Policies | Supported Yes Lifecycle policies for image cleanup | Supported Yes Tag retention and garbage collection |
| High Availability | Supported Yes Multi-AZ, fully managed | Supported Yes Self-hosted with HA support |
| OCI Support | Supported Yes OCI artifact support | Supported Yes OCI distribution spec compliant |
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About Amazon Elastic Container Registry (ECR)
Disclosure: We may earn a commission if you click any of these links and make a purchase, at no additional cost to you. This does not influence our reviews.
Amazon ECR is a fully managed container registry by AWS, integrated with EKS, ECS, Lambda, and IAM. Features: private/public repositories, image scanning (Inspector), cross-region replication, lifecycle policies, and pull-through cache for upstream registries. Pay for storage ($0.10/GB/mo) and data transfer. Best for AWS-native teams.
About Harbor
Disclosure: We may earn a commission if you click any of these links and make a purchase, at no additional cost to you. This does not influence our reviews.
Harbor is a CNCF graduated open-source container registry that stores, signs, and scans container images. Features: vulnerability scanning (Trivy), RBAC, image replication, OIDC/LDAP authentication, notary-based image signing, and audit logging. Self-hosted for teams needing full control over their artifact registry. Supports Helm charts and OCI artifacts.
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