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

A collection of single-file C libraries. (generic containers, random number generation, argument parsing and other functionalities)

dropt is yet another C library for parsing command-line options.

OS abstraction layer and helpers

An easy to use lightweight argument parser for C / C++.

A C99+ command line option/argument parser: help screen, subcommands, type conversion, callbacks, lists, and more.

single-file public domain (or MIT licensed) unix command line options parser for C

A simple parser for the unix-like command line options

A header-only argument parser for C

Small collection of utilities and libraries for C99 that aims to simplify some development tasks such as launch arguments parsing and double linked lists.

Easiest and cleanest argument parser in C

Single header command-line argument parser written in C and compatible with C99

Basic C library to easily parse arguments

Simple Command Line Parser

A library for C-program argument parsing.

Обработчик аргументов командной строки для языка C.

A simple callback based argument parser written in C

Comprehensive and configurable command line arguments parser library for C language.

A library for parsing command line arguments in C

simple and compact c argument-parsing libary