Amazon ECR
Official docs outline
11 sections- Core concepts
Registries, repositories, images, authorization tokens and OCI artifacts.
- Private repositories
Creating and configuring private repositories and repository policies.
- Pushing and pulling images
Authenticating Docker, pushing, pulling, tagging and deleting images.
- Image scanning
Basic and enhanced scanning for vulnerabilities.
- Lifecycle policies
Rules to expire untagged or old images.
- Replication
Cross-Region and cross-account image replication.
- Pull through cache
Caching upstream registries in a private registry.
- Image signing
Signing images with AWS Signer and verifying signatures.
- Security
IAM, encryption and access control for registries.
- Monitoring
CloudWatch metrics and CloudTrail events for ECR.
- Service quotas
Repository, image and rate limits.
Each section links to the official page. Titles and summaries by Extra Credit; the docs belong to their authors.