Command Line Parsers

Apache Commons CLI provides a simple API for presenting, processing and validating a command line interface.

Command line parsing library for Java

Args4j

a command line options parsing library

A Java library for parsing command line options

Java command line parser with both an annotations API and a programmatic API. Usage help with ANSI styles and colors. Autocomplete. Nested subcommands. Easily included as source to avoid adding a dependency.

The command-line parser library based on Python's argparse

Java annotation-based framework for parsing Git like command line structures

scallop

the Java-based Simple Argument Parser