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

Provides utility goals to work with dependencies like copying, unpacking, analyzing, resolving and many more.

Rich and fluent assertions for testing in Java

Repackages the project classes together with their dependencies into a single uber-jar, optionally renaming classes or removing unused classes.

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

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

Apache POI - Java API To Access Microsoft Format Files

Apache Hadoop Common

Apache POI - Java API To Access Microsoft Format Files

Spark SQL is Apache Spark's module for working with structured data based on DataFrames.

Core libraries for Apache Spark, a unified analytics engine for large-scale data processing.