Low level converters utilities.

Low level core utilities.

Low level CSV utilities.

XML like data structures.

Basic graph algorithms.

Library supporting creation of GraphViz files.

Packed strings.

Utilities for Databases.

Low level XML utilities.

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

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

The XSLT and XQuery Processor

Open-source pure Java JDBC driver for Access databases. Allows Java developers and client programs (e.g. OpenOffice, ...

Contains the core Apache Derby database engine, which also includes the embedded JDBC driver.

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

PostgreSQL JDBC Driver Postgresql