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Container Registry:What is Container Registry?

Last Updated:Nov 19, 2025

Alibaba Cloud Container Registry (ACR) is a platform that provides secure hosting and efficient distribution for cloud-native artifacts that comply with Open Container Initiative (OCI) standards, such as container images and Helm charts. ACR Enterprise Edition provides end-to-end acceleration capabilities, including global synchronization, large-scale distribution of large images, and multi-source code building. It seamlessly integrates with ACK to help enterprises reduce delivery complexity and create a one-stop solution for cloud-native applications.

Product type

Container Registry Enterprise Edition

Container Registry Enterprise Edition is designed for enterprise customers. It is an enterprise-level management platform for cloud-native application artifacts. It provides lifecycle management for OCI-compliant artifacts, such as container images and Helm charts. It supports efficient distribution of large-scale application artifacts across multiple regions and in various scenarios. The service seamlessly integrates with ACK to help enterprises reduce delivery complexity.

Container Registry Personal Edition

Container Registry Personal Edition is designed for individual developers. It provides basic container image services, including application image hosting, a stable image building service, and convenient image authorization. This allows users to perform full lifecycle management of images.

Features

Features of Container Registry Enterprise Edition

Feature

Description

Hosting of diverse OCI artifacts

Supports multi-architecture container images (such as Linux, Windows, and Arm), Helm Chart v2/v3, and management of OCI-compliant artifacts.

Accelerated application distribution

Supports global synchronization across multiple regions to improve container image distribution efficiency. Provides a P2P distribution acceleration method.

Multi-dimensional security

Encrypts cloud-native artifacts for storage. Supports image security scanning and multi-dimensional vulnerability reports to ensure storage and content security. Provides network access control for container images and Helm charts, and fine-grained audits to ensure artifact access security.

Efficient cloud-native application delivery

Provides a cloud-native application delivery chain feature that is observable, traceable, and configurable. Supports policy-based automatic blocking. This enables automated global delivery across multiple scenarios with a single application change, improving the efficiency and security of cloud-native application delivery.

Features of Container Registry Personal Edition

Feature

Description

Flexible region selection

  • Supports creating image repositories in different regions based on business needs.

  • Each image repository provides corresponding network addresses for access over the Internet, an internal network, or a VPC.

Service architecture

The following figure shows the service architecture of ACR. For more information about the features in the figure, see the related documents.

Service architecture diagram

Specifications

The following tables describe the specifications of Container Registry Personal Edition and Enterprise Edition.

Warning

Container Registry Personal Edition is designed for individual developers. Alibaba Cloud does not provide an SLA guarantee or compensation for SLA violations. This edition also has usage limits. Do not use Container Registry Personal Edition in production environments.

Note

To learn how to select the edition that meets your business requirements and configure disaster recovery solutions, refer to the instance edition features and differences. Then follow the disaster recovery instructions to prepare a cross-zone disaster recovery solution, cross-region disaster recovery solution, and data backup solution.

Module

Feature

Personal Edition instance

Enterprise Edition instance

Basic Edition instance

Advanced Edition instance

Disaster recovery

Instance

Cross-zone disaster recovery

None.

By default, multi-zone regions support this feature.

Cross-region disaster recovery

None.

You must create multiple Container Registry instances in different regions to implement this feature. For more information, see Best practices for geo-disaster recovery of Container Registry Enterprise Edition instances.

Instance storage

Cross-zone disaster recovery

None.

You must use the zone-redundant storage (ZRS) feature of Object Storage Service (OSS) to implement this feature. For more information, see Create a zone-redundant storage bucket.

Cross-region backup

None.

You must use the cross-region replication (CRR) feature of OSS to implement this feature. For more information, see CRR.

Service guarantee

-

SLA

None.

99.95%

99.95%

Feature category

Feature

Personal Edition

Enterprise Edition

Basic Edition

Premium Edition

Artifact management

Container image

Hosting

ACR对号

ACR对号

ACR对号

Namespace quota

3

15

50

Public repository quota

300

1000

5000

Private repository quota

VPC access control quota

ACR叉号

Purchase separately

Helm Chart

Hosting

ACR叉号

ACR对号

ACR对号

Namespace quota

ACR叉号

15

50

Public repository quota

ACR叉号

1000

5000

Private repository quota

OCI Artifact

ACR叉号

ACR对号

ACR对号

Version immutability

ACR叉号

ACR对号

ACR对号

Tag management (automatic cleanup)

ACR叉号

ACR对号

ACR对号

Artifact building

Concurrent build quota

1

3

10

Intelligent acceleration

ACR叉号

ACR对号

ACR对号

Multi-architecture image building

ACR叉号

ACR对号

ACR对号

Artifact security

Multi-engine scan

ACR叉号

ACR对号

ACR对号

Vulnerability fixing

ACR叉号

ACR对号

ACR对号

Threat blocking

ACR叉号

ACR叉号

ACR对号

Signing and signature verification

ACR叉号

ACR叉号

ACR对号

Network access control

ACR叉号

ACR对号

ACR对号

ActionTrail

ACR叉号

ACR对号

ACR对号

Artifact distribution

Distribution performance (pull QPS)

Not guaranteed

250

1000

P2P distribution

ACR叉号

ACR叉号

ACR对号

On-demand distribution

ACR叉号

ACR叉号

ACR对号

Global synchronization

ACR叉号

ACR叉号

ACR对号

Artifact subscription

ACR叉号

5

30

Synchronization rule

ACR叉号

ACR叉号

60

Artifact delivery

Event notification

ACR叉号

ACR对号

ACR对号

Password-free pull

  • Instances created before September 4, 2024.ACR对号

  • Instances created on or after September 4, 2024.ACR叉号

ACR对号

ACR对号

Cloud-native application delivery chain

ACR叉号

ACR叉号

ACR对号

Instance management

Custom domain name

ACR叉号

ACR对号

ACR对号

Fast image import from Harbor

ACR叉号

ACR对号

ACR对号

Use ACR

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