BCEL |
Byte Code Engineering library-analyze, create, and manipulate Java class files. |
Beanutils |
Easy-to-use wrappers around the Java reflection and introspection APIs. |
BSF |
Bean Scripting Framework-interface to Scripting languages, including JSR-223 |
Chain |
Chain of Responsibility pattern implemention. |
Cli |
Command line Arguments parser. |
Codec |
General encoding/decoding algorithms (for example Phonetic, base64, URL). |
Collections |
Extends or augments the Java collections Framework. |
Compress |
Defines an API for working with tar, zip and bzip2 files. |
Configuration |
Reading of configuration/preferences files in various formats. |
Csv |
Component for reading and writing comma separated value files. |
Daemon |
Alternative invocation mechanism for Unix-daemon-like Java code. |
DBCP |
Database connection Pooling Services. |
Dbutils |
JDBC Helper Library. |
Digester |
Xml-to-java-object Mapping Utility. |
Discovery |
Tools for locating resources by mapping service/reference names to resource names. |
EL |
Interpreter for the Expression Language defined by the JSP 2.0 specification. |
Email |
Library for sending e-mail from Java. |
Exec |
API for dealing with external process execution and environment management in Java. |
FileUpload |
File upload capability for your servlets and Web applications. |
Functor |
A functor is a function which can be manipulated as an object, or an object representing a, generic function. |
Imaging |
A Pure-java Image Library. |
Io |
Collection of I/O utilities. |
Jci |
Java Compiler Interface |
Jcs |
Java Caching System |
Jelly |
XML based scripting and processing engine. |
Jexl |
Expression language which extends the expression language of the JSTL. |
Jxpath |
Utilities for manipulating Java Beans using the XPath syntax. |
Lang |
Provides extra functionality for classes in Java.lang. |
Launcher |
Cross platform Java Application Launcher. |
Logging |
Wrapper around a variety of logging API implementations. |
Math |
Lightweight, self-contained mathematics and statistics components. |
Modeler |
Mechanisms to create Model MBeans compatible with JMX specification. |
Net |
Collection of network Utilities and protocol implementations. |
OGNL |
An object-graph Navigation Language |
Pool |
Generic Object pooling component. |
Primitives |
Smaller, faster and easier to work with types supporting Java primitive types. |
Proxy |
Library for creating dynamic proxies. |
Scxml |
An implementation of the State Chart XML specification aimed at creating and maintaining a Java scxml engine. |
Validator |
Framework to define validators and validation rules in an XML file. |
Vfs |
Virtual File system component for treating files, FTP, SMB, ZIP and such like as a single logical File system. |
Weaver |
Provides an easy-to-enhance (weave) compiled bytecode. |