Low level core utilities.

Low level CSV utilities.

Low level XML utilities.

XML like data structures.

Library supporting creation of GraphViz files.

Basic graph algorithms.

Office utilities.

Apache Commons CLI provides a simple API for presenting, processing, and validating a Command Line Interface.

The XSLT and XQuery Processor

API for Apache Log4J, a highly configurable logging tool that focuses on performance and low garbage generation. It has ...

Implementation for Apache Log4J, a highly configurable logging tool that focuses on performance and low garbage ...

The Apache Log4j streams to log event converters

JUnit Jupiter is the API for writing tests using JUnit 5.

Core package for the JUnit Jupiter test engine.