A fast SQL database that can run embedded or a server mode with support for transactions, encryption, full search, etc. ...

XStream is a simple and fast library to serialize objects to XML and back again with a low memory footprint.

Apache Commons BeanUtils provides an easy-to-use but flexible wrapper around reflection and introspection.

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

The Apache Commons IO library contains utility classes, stream implementations, file filters,

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

Apache Commons Logging is a thin adapter allowing configurable bridging to other,

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

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

A set of Java annotations for documenting concurrency properties in multi-threaded code, based on 'Java Concurrency in ...

A Java library for parsing command line options

Groovy: A powerful multi-faceted language for the JVM

Jython is an implementation of the high-level, dynamic, object-oriented

Basic building block for Spring that in conjunction with Spring Beans provides dependency injection and IoC features.

Spring Beans provides the configuration framework and basic functionality to instantiate, configure, and assemble java ...

Spring Context provides access to configured objects like a registry (a context). It inherits its features from Spring ...

Powerful Expression Language for querying and manipulating an object graph at runtime. It is an extension of the ...

Spring's repackaging of ASM (a bytecode manipulation library)

YAML 1.1 parser and emitter for Java