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

Apache Commons DBCP software implements Database Connection Pooling

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,

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

ObJectRelationalBridge (OJB) is an Object/Relational mapping tool that

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

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

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

Spring Framework: Mock