The ANTLR 3 tool.

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 Digester package lets you configure an XML to Java

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,

Apache Commons Validator provides the building blocks for both client-side and server-side data validation.

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

Rhino JavaScript runtime jar, excludes XML, tools, and ScriptEngine wrapper

Clover is an award winning code coverage and testing tool for Java and Groovy.

EasyMock provides an easy way to create Mock Objects for interfaces and classes generating them on the fly

Java Servlet is the foundation web specification in the Java Enterprise Platform. Developers can build web applications ...

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

Spring Framework: Mock