AquaShell is a scripting shell for Windows that uses the dnyScript language. It can be used to automate tedious tasks in scripts. The shell is extendable via native plugins.

Simple C++ strongly typed command line parser with fluid interface

Generates code for parameter handling and options in C++ programs

a commandline parser for C++14, inspired by GNU getopt and Ruby's OptionParser

lightweight header-only command-line parser

Commandline Option Parser for C++11. An alternative to getopt() and getopt_long() (and boost::program_options) by using of callback functions for each recognized option and program-argument.