General data-binding functionality for Jackson: works on core streaming API

A Java implementation of the JSON Schema specification

Core barcode encoding/decoding library

Java sdk for WeIdentity.

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

MySQL Connector/J is a JDBC Type 4 driver, which means that it is pure Java implementation of the MySQL protocol and ...

The Apache Commons Collections package contains types that extend and augment the Java Collections Framework.

Apache Commons Lang, a package of Java utility classes for the classes that are in java.lang's hierarchy, or are ...

Apache Commons DBCP software implements Database Connection Pooling

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 SLF4J 2.0 API binding to Log4j 2 Core

The Apache Log4j support for web servlet containers

The Apache Log4j Commons Logging Adapter

The Apache PDFBox library is an open source Java tool for working with PDF documents.

Jul-to-slf4j includes a java.util.logging (jul) handler, namely SLF4JBridgeHandler, which routes all incoming jul ...

A high performance network application framework based on Java AIO

A high performance network application framework based on Java AIO

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

JMockit is a Java toolkit for automated developer testing.