Packages 
Package Description
org.eclipse.aether.spi.artifact  
org.eclipse.aether.spi.artifact.decorator  
org.eclipse.aether.spi.artifact.generator  
org.eclipse.aether.spi.artifact.transformer  
org.eclipse.aether.spi.checksums  
org.eclipse.aether.spi.connector
The contract to access artifacts/metadata in remote repositories.
org.eclipse.aether.spi.connector.checksum
The support infrastructure for repository connectors to apply checksum policies when validating the integrity of downloaded files.
org.eclipse.aether.spi.connector.filter  
org.eclipse.aether.spi.connector.layout
The contract to locate URI-based resources using custom repository layouts.
org.eclipse.aether.spi.connector.transport
The contract to download/upload URI-based resources using custom transport protocols.
org.eclipse.aether.spi.connector.transport.http  
org.eclipse.aether.spi.connector.transport.http.RFC9457
SPI classes for RFC 9457 support.
org.eclipse.aether.spi.io
I/O related support infrastructure for components.
org.eclipse.aether.spi.localrepo
The contract for custom local repository implementations.
org.eclipse.aether.spi.locking
The contracts for locking subsystem customizations.
org.eclipse.aether.spi.remoterepo
The contract for remote repository customizations.
org.eclipse.aether.spi.resolution  
org.eclipse.aether.spi.synccontext
The contract for synchronization context implementations.
org.eclipse.aether.spi.validator
Validator SPI.