getopt

Argh! A minimalist argument handler.

A mature, feature-complete library to parse command-line options.

An elegant option/argument parser for shell scripts (full support for bash and all POSIX shells)

A simple C++11 command line argument parser

Minimalist pedantic command line parser

Parser for argv that works similarly to getopt

An high level argument parsing library for bash

Header-only C++ program options parser library

POSIX-compliant command-line UI (CLI) parser and Hierarchical-configuration operations

getopt style option parsing for Go

Command-Line Interface tools

A lightweight cross-platform getopt alternative that works on Linux, Windows and macOS. Command line argument parser library for C/C++. Can be used to parse argv and argc parameters.

drop-in replacement for GNU getopt implemented in pure Bash

Use this module to convert a cli program to a gui

Fully featured Go (golang) command line option parser with built-in auto-completion support.

A modern, powerful commmand line argument parser 🔨

C++ Command Line Parser Toolkit

Writing command line apps made easy

getopt / getopt_long for Windows Visual C/C++ (MIT LICENSE)

getopt-like command-line parameter parser for RT-Thread