Simple encoder and decoders for various formats such as Base64 and Hexadecimal.
a set of utilities and Java support classes for running Java applications as server processes.
Provide an API for sending email. It is built on top of the JavaMail API, which it aims to simplify.
simple API for presenting, processing and validating a command line interface.
commons-beanutils 是apache commons子项目中的一个软件包，其主要目的是利用反射机制对JavaBean的属性进行处理
contains types that extend and augment the Java Collections Framework.
Collection of network utilities and protocol implementations. Supported protocols include: Echo, Finger, FTP, NNTP, NTP, POP3(S), SMTP(S), Telnet, Whois
a simple yet flexible means of adding support for multipart file upload functionality to servlets and web applications
Apache Beam is a unified model for defining both batch and streaming data-parallel processing pipelines, as well as a set of language-specific SDKs for constructing pipelines and Runners for executing them on distributed processing backends, including Apache Flink, Apache Spark, Google Cloud Dataflow and Hazelcast Jet.
Apache CXF is an open source services framework. CXF helps you build and develop services using frontend programming APIs, like JAX-WS and JAX-RS. These services can speak a variety of protocols such as SOAP, XML/HTTP, RESTful HTTP, or CORBA and work over a variety of transports such as HTTP, JMS or JBI.
The Apache Commons IO library contains utility classes, stream implementations, file filters, file comparators, endian transformation classes, and much more.
