Fastjson is a JSON processor (JSON parser + JSON generator) written in Java

Apache Commons BeanUtils provides an easy-to-use but flexible wrapper around reflection and introspection.

The Apache Commons Codec component contains encoders and decoders for

The Apache Commons IO library contains utility classes, stream implementations, file filters,

Apache Commons Lang, a package of Java utility classes for the classes that are in java.lang's hierarchy, or are ...

Apache HttpComponents Client

Core module of Apache Velocity, a Java-based template engine for generating text output.