10

8

6

4

2

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Pool
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BCEL
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Codec
-
Compress
-
IO
-
Configuration

54 Apache Commons libraries and projects

  • Pool

    -
    Generic object pooling component.

  • BCEL

    -
    Byte Code Engineering Library

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  • Codec

    -
    General encoding/decoding algorithms (for example phonetic, base64, URL).

  • Compress

    -
    Defines an API for working with tar, zip and bzip2 files.

  • IO

    -
    Collection of I/O utilities.

  • Configuration

    -
    Reading of configuration/preferences files in various formats.

  • VFS

    -
    Virtual File System component for treating files, FTP, SMB, ZIP and such like as a single logical file system.

  • Jelly

    -
    XML based scripting and processing engine.

  • CSV

    -
    Component for reading and writing comma separated value files.

  • JCS

    -
    Java Caching System.

  • Email

    -
    Library for sending e-mail from Java.

  • DbUtils

    -
    JDBC helper library.

  • FileUpload

    -
    File upload capability for your servlets and web applications.

  • Lang

    -
    Provides extra functionality for classes in java.lang.

  • Jexl

    -
    Expression language which extends the Expression Language of the JSTL.

  • CLI

    -
    Command Line arguments parser.

  • Validator

    -
    Framework to define validators and validation rules in an xml file.

  • Net

    -
    Collection of network utilities and protocol implementations.

  • RNG

    -
    Commons Rng provides implementations of pseudo-random numbers generators.

  • RDF

    -
    Common implementation of RDF 1.1 that could be implemented by systems on the JVM.

  • Weaver

    -
    Provides an easy way to enhance (weave) compiled bytecode.

  • BeanUtils

    -
    Easy-to-use wrappers around the Java reflection and introspection APIs.

  • Collections

    -
    Extends or augments the Java Collections Framework.

  • DBCP

    -
    Database connection pooling services.

  • Math

    -
    Lightweight, self-contained mathematics and statistics components.

  • Exec

    -
    API for dealing with external process execution and environment management in Java.

  • Logging

    -
    Wrapper around a variety of logging API implementations.

  • OGNL

    -
    An Object-Graph Navigation Language.

  • JCI

    -
    Java Compiler Interface.

  • Daemon

    -
    Alternative invocation mechanism for unix-daemon-like java code.

  • Functor

    -
    A functor is a function that can be manipulated as an object, or an object representing a single, generic function.

  • Digester

    -
    XML-to-Java-object mapping utility.

  • BSF

    -
    Bean Scripting Framework

  • Imaging

    -
    A pure-Java image library.

  • SCXML

    -
    An implementation of the State Chart XML specification aimed at creating and maintaining a Java SCXML engine.

  • JXPath

    -
    Utilities for manipulating Java Beans using the XPath syntax.

  • Chain

    -
    Chain of Responsibility pattern implementation.

  • Proxy

    -
    Library for creating dynamic proxies.

  • BeanUtils2

    -
    Redesign of Commons BeanUtils.

  • ClassScan

    -
    Find Class interfaces, methods, fields, and annotations without loading.

  • CLI2

    -
    Redesign of Commons CLI.

  • Convert

    -
    Commons-Convert aims to provide a single library dedicated to the task of converting an object of one type to another.

  • Finder

    -
    Java library inspired by the UNIX find command.

  • Flatfile

    -
    Java library for working with flat data structures.

  • Graph

    -
    A general purpose Graph APIs and algorithms.

  • I18n

    -
    Adds the feature of localized message bundles that consist of one or many localized texts that belong together.

  • Id

    -
    Id is a component used to generate identifiers.

  • Javaflow

    -
    Continuation implementation to capture the state of the application.

  • JNet

    -
    JNet allows to use dynamically register url stream handlers through the java.net API.

  • Monitoring

    -
    Monitoring aims to provide a simple but extensible monitoring solution for Java applications.

  • Nabla

    -
    Nabla provides automatic differentiation classes that can generate derivative of any function implemented in the Java language.

  • OpenPGP

    -
    Interface to signing and verifying data using OpenPGP.

  • Performance

    -
    A small framework for microbenchmark clients, with implementations for Commons DBCP and Pool.

  • Pipeline

    -
    Provides a set of pipeline utilities designed around work queues that run in parallel to sequentially process data objects.
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