A collection of various utility classes to ease working with strings, files, command lines and more.

Implementation for Apache Log4J, a highly configurable logging tool that focuses on performance and low garbage generation. It has a plugin architecture that makes it extensible and supports asynchronous logging based on LMAX Disruptor.

Core classes of Apache Maven to manage the building process.

Interface and implementation of Maven Artifact model

Model for Maven POM (Project Object Model)

Deprecated Maven2 classes maintained as compatibility layer.

Maven Settings model.

Plexus component for creating and extracting archive files like ZIP and TAR.

Maven Wagon API that defines the contract between different Wagon implementations

Provides utility methods for creating JARs and other archive files from a Maven project.

Abstract classes to manage report generation.